United States v. James Lucero ( 2021 )


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  •                       FOR PUBLICATION
    UNITED STATES COURT OF APPEALS
    FOR THE NINTH CIRCUIT
    UNITED STATES OF AMERICA,                   No. 19-10074
    Plaintiff-Appellee,
    D.C. No.
    v.                     4:16-cr-00107-HSG-1
    JAMES PHILIP LUCERO,
    Defendant-Appellant.                  OPINION
    Appeal from the United States District Court
    for the Northern District of California
    Haywood S. Gilliam, Jr., District Judge, Presiding
    Argued and Submitted September 14, 2020
    San Francisco, California
    Filed March 4, 2021
    Before: Bridget S. Bade and Patrick J. Bumatay, Circuit
    Judges, and Rosemary Márquez, * District Judge.
    Opinion by Judge Bumatay;
    Partial Concurrence and Partial Dissent by Judge Bade
    *
    The Honorable Rosemary Márquez, United States District Judge
    for the District of Arizona, sitting by designation.
    2                  UNITED STATES V. LUCERO
    SUMMARY **
    Criminal Law
    The panel reversed a conviction on three counts of
    knowingly discharging a pollutant in violation of the Clean
    Water Act, and remanded for a new trial, in a case in which
    the defendant orchestrated a scheme charging construction
    companies to dump dirt and debris on lands near the San
    Francisco Bay—sites that included “wetlands” and a
    “tributary” subject to the Act.
    The panel held that the Act requires the government to
    prove that a defendant knew he was discharging material
    “into water,” but need not prove that the defendant knew he
    discharged the pollutant in “to waters of the United States.”
    The panel explained that the latter phrase is a jurisdictional
    element connecting the Clean Water Act to Congress’s
    Commerce Clause powers. The panel held that the jury
    instructions failed to make clear the requirement that the
    defendant knew the pollutant was discharged “into water,”
    and could not say that the error was harmless. The panel
    therefore reversed the conviction and remanded for a new
    trial with jury instructions that make clear the government’s
    burden to prove that the defendant knowingly discharged fill
    material “into water.”
    The panel held that the regulation defining “waters of the
    United States” at the time of the defendant’s trial is not
    unconstitutionally vague. The panel explained that although
    **
    This summary constitutes no part of the opinion of the court. It
    has been prepared by court staff for the convenience of the reader.
    UNITED STATES V. LUCERO                   3
    the definitions are complex, they provide an ascertainable
    standard for when “wetlands” and “tributaries” constitute
    jurisdictional waters.
    The panel held that a newly promulgated 2020 regulation
    that substantially narrowed the definition of “waters of the
    United States” represents a change in the law that does not
    apply retroactively.
    Dissenting in part, Judge Bade joined the majority’s
    opinion except as to the sections that conclude that the
    reference to “waters of the United States” is a purely
    jurisdictional element and therefore not subject to the
    “knowingly” mens rea requirement.
    COUNSEL
    Angela M. Hansen (argued) and Robin Packel (argued),
    Assistant Federal Public Defenders; Steven G. Kalar,
    Federal Public Defender; Office of the Federal Public
    Defender, Oakland, California; for Defendant-Appellant.
    David Gunter (argued) and John L. Smeltzer, Attorneys; Eric
    Grant, Deputy Assistant Attorney General; Environment and
    Natural Resources Division, United States Department of
    Justice, Washington, D.C.; for Plaintiff-Appellee.
    Norman D. James, Fennemore Craig P.C., Phoenix, Arizona;
    Thomas J. Ward, National Association of Home Builders,
    Washington, D.C.; for Amicus Curiae National Association
    of Home Builders.
    4               UNITED STATES V. LUCERO
    Anthony L. François and Jonathan Wood, Pacific Legal
    Foundation, Sacramento, California, for Amici Curiae
    Chantell and Michael Sackett, Duarte Nursery Inc., John
    Duarte, Roger J. Lapant Jr., Oregon Cattlemen’s
    Association, and Washington Cattlemen’s Association.
    OPINION
    BUMATAY, Circuit Judge:
    Most Americans would be surprised to learn that dry
    land might be treated as “navigable waters” under the Clean
    Water Act. Yet that’s just the oddity we face here. James
    Lucero orchestrated a scheme charging construction
    companies to dump dirt and debris on lands near the San
    Francisco Bay. As it turns out, these sites actually included
    “wetlands” and a “tributary” subject to the Act.
    Accordingly, Lucero was charged with three counts of
    knowingly discharging a pollutant in violation of the Act.
    See 
    33 U.S.C. §§ 1319
    (c)(2)(A); 1311(a). A jury found him
    guilty on all counts.
    Lucero brings this appeal, raising a number of arguments
    for why his conviction should be reversed. Although we
    reject most of his contentions, we agree that reversal and
    remand is nevertheless required. The Act requires the
    government to prove a defendant knew he was discharging
    material “into water.” 
    Id.
     § 1362(6). Because the jury
    instructions failed to make this knowledge element clear,
    and the error was not harmless, we reverse Lucero’s
    conviction and remand for a new trial.
    UNITED STATES V. LUCERO                    5
    I.
    A.
    Some regulatory background is in order first. In 1972,
    Congress passed the Clean Water Act, which, among other
    things, criminalizes the discharge of pollutants into
    “navigable waters” without an appropriate permit. See
    
    33 U.S.C. §§ 1311
    (a), 1362(12), 1344. Lucero doesn’t
    dispute that he engaged in the discharge of dirt and debris,
    that such material constitutes a “pollutant” under the Act,
    and that he did not have the requisite permit. Instead, his
    appeal centers on the “navigable waters” element of the
    statute.
    That phrase, though it might seem straightforward on its
    face, is complicated by its statutory definition: “The term
    ‘navigable waters’ means the waters of the United States,
    including the territorial seas.” 
    33 U.S.C. § 1362
    (7).
    Responsibility for deciding what constitutes “waters of the
    United States”—also referred to as jurisdictional waters—
    rests with two federal agencies: the Environmental
    Protection Agency (“EPA”) and the Army Corps of
    Engineers. See 
    33 C.F.R. § 328.3
     (2014). They define the
    contours of this phrase by promulgating regulations listing
    the types of water features that qualify as waters of the
    United States. At the time of Lucero’s conduct in 2014, the
    regulation included two types of jurisdictional waters at
    issue here: (1) “[t]ributaries” of certain other waters of the
    United States; and (2) wetlands adjacent to other waters of
    6                   UNITED STATES V. LUCERO
    the United States (that are not themselves wetlands). See 
    id.
    § 328.3(a)(5), (7) (2014). 1
    The expansive regulatory definition of “waters of the
    United States” was reined in somewhat after the Supreme
    Court’s fractured decision in Rapanos v. United States,
    
    547 U.S. 715
     (2006). Justice Scalia’s plurality opinion held
    that water of the United States “includes only those
    relatively permanent, standing or continuously flowing
    bodies of water forming geographic features that are
    described in ordinary parlance as streams, . . . oceans, rivers,
    and lakes,” and “wetlands with a continuous surface
    connection to bodies that are waters of the United States in
    their own right.” 
    Id. at 739, 742
     (plurality) (quotation marks
    and citation omitted). Justice Kennedy wrote a concurrence
    in which he set out a much broader interpretation: wetlands
    adjacent to navigable-in-fact waters and even wetlands
    adjacent only to nonnavigable tributaries could be
    considered jurisdictional waters if there is a “significant
    nexus” between the wetlands and traditionally navigable
    waters. 
    Id.
     at 779–82 (Kennedy, J., concurring). We later
    adopted Justice Kennedy’s test as our own. N. Cal. River
    Watch v. City of Healdsburg (“Healdsburg”), 
    496 F.3d 993
    ,
    999–1000 (9th Cir. 2007).
    Since Lucero’s offense in 2014, the agencies have gone
    through several different iterations of the “waters of the
    1
    The regulation also includes (1) waters that are, have been, or could
    be used “in interstate or foreign commerce”; (2) all interstate waters;
    (3) all “other waters” whose “use, degradation or destruction” could
    “affect interstate or foreign commerce”; (4) all “impoundments” of other
    jurisdictional waters; and (5) the “territorial seas.” 
    33 C.F.R. § 328.3
    (a)(1)–(4), (6) (2014).
    UNITED STATES V. LUCERO                     7
    United States” regulation. The current regulation was
    promulgated in April 2020. See 
    33 C.F.R. § 328.3
     (2020).
    B.
    Lucero executed his dumping scheme near the San
    Francisco Bay during the summer months of July and
    August 2014, which is the “hot and dry” season even in a
    normal year. And 2014 was not a normal year—the area was
    suffering from a long-term drought. Although there was
    evidence that Lucero had “walked the land” with a business
    associate at the end of May 2014, the record is bereft of
    evidence about the condition of the land at that time or
    evidence about whether Lucero would have known that the
    sites were inundated with water, rather than dry land.
    Needless to say, these areas did not consist of waters that
    are actually navigable-in-fact. Rather, application of the
    Clean Water Act—and thus, whether the statute was
    violated—depended on whether the sites met the regulatory
    definition of “waters of the United States.” The government
    based its theory for the three areas on their connection to the
    Mowry Slough, which is undisputedly a navigable “water of
    the United States” near the San Francisco Bay.
    The government charged Lucero with two counts based
    on discharges into “wetlands” adjacent to the Mowry
    Slough. Both of these sites were separated from the slough
    by a levee made of packed dirt “to keep water in or out.” The
    government also presented evidence that there was a direct
    hydrological connection between these two wetlands and the
    Mowry Slough. For the first wetland site, the government
    presented evidence that the area was connected to a tributary
    (“Tributary 1”), which flowed underneath the levee into the
    slough. For the second wetland site, the government’s
    experts showed that water flowed from the site through a
    8                   UNITED STATES V. LUCERO
    series of tributaries, which ultimately converged into the
    slough.
    The government’s third charge was based on dirt and
    debris dumped into Tributary 1, which was itself a separate
    “water of the United States” as a “[t]ributary” of the Mowry
    Slough. See 
    33 C.F.R. § 328.3
    (a)(5) (2014). Tributary 1
    was not navigable, and government experts testified that its
    flow was “seasonal.”
    A jury convicted Lucero on all three counts, and this
    appeal followed. We review each of his legal claims de
    novo. See United States v. Weitzenhoff, 
    35 F.3d 1275
    , 1283
    (9th Cir. 1993). 2
    II.
    Lucero first argues that the jury instructions used to
    convict him erroneously omitted the Clean Water Act’s
    knowledge element. Second, he argues that the definition of
    “waters of the United States” is unconstitutionally vague.
    Finally, Lucero argues that the 2020 regulatory definition of
    “waters of the United States” should apply retroactively to
    his case. While we reject the latter two claims, we agree with
    Lucero that the Act requires a knowledge element not
    submitted to the jury and that he is entitled to a new trial.
    2
    In a concurrently filed memorandum disposition, we address
    Lucero’s other arguments that the district court committed various trial
    errors by allowing certain expert testimony, excluding a declaration from
    an EPA agent, and refusing to give the jury instruction he requested.
    UNITED STATES V. LUCERO                      9
    A.
    We first address the knowledge requirement of 
    33 U.S.C. § 1319
    (c)(2)(A), whether it was adequately conveyed by the
    jury instructions, and whether any error was harmless.
    1.
    Section 1319(c) creates criminal penalties for violation
    of the Clean Water Act. 
    33 U.S.C. § 1319
    (c). In particular,
    § 1319(c)(2)(A) makes it a felony for anyone to “knowingly
    violate[] section 1311” of the Act. Id. § 1319(c)(2)(A).
    Section 1311, in turn, provides that “the discharge of any
    pollutant by any person shall be unlawful” without a permit.
    Id. § 1311(a). When the word “knowingly” precedes the
    verb “violate,” it applies to the verb’s direct object, which in
    this case is § 1311. See Rehaif v. United States, 
    139 S. Ct. 2191
    , 2195 (2019). So if we stopped here, this statutory
    structure indicates that a person simply needs to
    “knowingly” “discharge . . . any pollutant” without a permit
    to be found guilty of the crime.
    But like Russian nesting dolls, the statutory definitions
    keep going:
    •   The phrase “discharge of a pollutant” is
    defined as “any addition of any pollutant
    to navigable waters from any point
    source.” 
    33 U.S.C. § 1362
    (12).
    o The word “pollutant” is defined as
    one    of    multiple    enumerated
    substances, such as dredged spoil or
    10                  UNITED STATES V. LUCERO
    solid waste, “discharged into water.”
    
    Id.
     § 1362(6). 3
    o The term “navigable waters” is
    defined as “waters of the United
    States.” Id. § 1362(7).
    o “Point      source”     means      “any
    discernible, confined and discrete
    conveyance, including but not limited
    to any pipe, ditch, channel, tunnel,
    conduit, . . . from which pollutants are
    or may be discharged.”               Id.
    § 1362(14).
    Stringing together these definitions gives us a statute that
    prohibits any person from “knowingly” engaging in the
    “addition of any” listed substance “discharged into water”
    3
    The full definition of “pollutant” is “dredged spoil, solid waste,
    incinerator residue, sewage, garbage, sewage sludge, munitions,
    chemical wastes, biological materials, radioactive materials, heat,
    wrecked or discarded equipment, rock, sand, cellar dirt and industrial,
    municipal, and agricultural waste discharged into water.” 
    33 U.S.C. § 1362
    (6). We read the phrase “discharged into water” as applying to all
    the enumerated substances in the list. Under the series-qualifier canon,
    “when there is a straightforward, parallel construction that involves all
    nouns or verbs in a series, a . . . postpositive modifier normally applies
    to the entire series.” A. Scalia & B. Garner, Reading Law: The
    Interpretation of Legal Texts 147 (2012); see also United States v.
    Deaton, 
    209 F.3d 331
    , 335 (4th Cir. 2000) (“The definition of pollutant,
    in turn, specifically includes ‘dredged spoil’ that has been ‘discharged
    into water.’”); Nat’l Mining Ass’n v. U.S. Army Corps of Eng’rs,
    
    145 F.3d 1399
    , 1410 (D.C. Cir. 1998) (Silberman, J., concurring) (“But
    rock and sand only become pollutants, according to the statute, once they
    are ‘discharged into water.’”); United States v. Pozsgai, 
    999 F.2d 719
    ,
    725 (3d Cir. 1993) (“The Act defines ‘pollutant’ to mean ‘dredged spoil,
    rock, sand’ and other materials ‘discharged into water[.]’”).
    UNITED STATES V. LUCERO                         11
    “to waters of the United States” “from any point source.”
    
    33 U.S.C. §§ 1319
    (c)(2)(A), 1311(a), 1362(6), (7), (12).
    Notably, as the Third Circuit recognized, the Act creates an
    “apparent redundancy” because “into water” and “to waters
    of the United States” appear together back-to-back. United
    States v. Pozsgai, 
    999 F.2d 719
    , 726 (3d Cir. 1993). The
    question then becomes how the phrases “into water” and “to
    waters of the United States” “co-exist in this definition.” 
    Id.
     4
    The parties offer competing views on how the court
    should resolve this tension. Lucero essentially asks us to
    read out the phrase “discharged into water” from the
    statutory definition of pollutant. In his view, “knowingly”
    must then reach the phrase “to waters of the United States”
    as the prepositional phrase modifying “addition of any
    pollutant,” and the government must prove his knowledge of
    that element. The government urges us to give effect to both
    phrases—“into water” and “to waters of the United
    States”—by treating the former as the prepositional phrase
    modifying “addition of any pollutant” and the latter as a
    jurisdictional element. Under the government’s view, the
    knowledge requirement only extends to “into water.”
    We think the correct interpretation of the Clean Water
    Act supports the government’s position. First, we are
    unwilling to simply read out the phrase “discharged into
    water” from the definition of “pollutant.” 
    33 U.S.C. § 1362
    (6). Indeed, “to ignore the plain text” of a statute is
    “something we are not at liberty to d[o].” In re DBSI, Inc.,
    4
    The Third Circuit answered the question by simply ignoring the
    “into water” part of the “pollutant” definition. See Pozsgai, 
    999 F.2d at
    726–27 & n.7. The court, in essence, treated the term “to navigable
    waters” from § 1362(12) as modifying the term “discharged into water”
    from § 1362(6). As explained below, we disagree with this analysis.
    12               UNITED STATES V. LUCERO
    
    869 F.3d 1004
    , 1013 (9th Cir. 2017). Even when the law
    includes unusual or mismatched provisions, “[o]ur task is to
    apply the text, not to improve upon it.” Pavelic & LeFlore
    v. Marvel Entm’t Grp., 
    493 U.S. 120
    , 126 (1989). After all,
    we have “no roving license” to disregard statutory text to
    make our jobs easier in interpreting it. Michigan v. Bay Mills
    Indian Cmty., 
    572 U.S. 782
    , 794 (2014).
    The “apparent redundancy” can also be readily explained
    by the “distinctive role interstate commerce elements play in
    federal criminal law.” Luna Torres v. Lynch, 
    136 S. Ct. 1619
    , 1624 (2016). In our federal system, Congress cannot
    punish crimes generally, but must tie criminal law to “one of
    its constitutionally enumerated powers, such as the authority
    to regulate interstate commerce.” 
    Id.
     As a result, most
    federal offenses consist of both “substantive elements” and
    “a jurisdictional one,” which “spell[s] out the warrant for
    Congress to legislate.” 
    Id.
     Sometimes it can be difficult to
    discern the difference between the two, but the Court has
    explained that substantive elements are those that “primarily
    define[] the behavior that the statute calls a violation of
    federal law,” or relate to “‘the harm or evil’ the law seeks to
    prevent.” 
    Id.
     (alteration in original) (internal quotation
    marks and citations omitted). Jurisdictional elements, on the
    other hand, “do not describe the evil Congress seeks to
    prevent, but instead simply ensure that the Federal
    Government has the constitutional authority to regulate the
    defendant’s conduct (normally, . . . through its Commerce
    Clause power).” Rehaif, 
    139 S. Ct. at 2196
     (quoting Luna
    Torres, 
    136 S.Ct. at
    1630–31).             In other words, a
    jurisdictional element is one that identifies “the factor that
    makes the [conduct] an appropriate subject for federal
    concern,” United States v. Yermian, 
    468 U.S. 63
    , 68 (1984),
    or the “‘fact that confers federal jurisdiction,’” United States
    UNITED STATES V. LUCERO                    13
    v. Jinian, 
    725 F.3d 954
    , 965 (9th Cir. 2013) (quoting United
    States v. Feola, 
    420 U.S. 671
    , 676 n.9 (1975)).
    In enacting the Clean Water Act, Congress wanted to
    pass the broadest possible protections against water
    pollution. See United States v. Riverside Bayview Homes,
    Inc., 
    474 U.S. 121
    , 133 (1985). The Act’s stated objective
    is “to restore and maintain the chemical, physical, and
    biological integrity of the Nation’s waters.” 
    33 U.S.C. § 1251
    (a). The Act is “an all-encompassing program of
    water pollution regulation.” Milwaukee v. Illinois, 
    451 U.S. 304
    , 318 (1981). And the phrase “into water” supports its
    statutory objective by broadly proscribing the dumping of
    pollutants “into” any “water” from any conveyance. See
    Riverside Bayview, 
    474 U.S. at 133
     (holding that “Congress
    chose to define the waters covered by the Act broadly.”). Put
    differently, the phrase tells us where the “pollutant” must be
    added to constitute the evil—water pollution—that Congress
    sought to prevent through the Clean Water Act: from a point
    source “into water.” Consequently, the phrase “into water”
    is an integral part of § 1311(a)’s substantive prohibition. Cf.
    County of Maui v. Hawaii Wildlife Fund, 
    140 S. Ct. 1462
    ,
    1481 & n.3 (2020) (Thomas, J., dissenting) (doubting that
    the Act would be violated if a substance was discharged into
    “the air” based on definition of “pollutant”).
    The phrase “to waters of the United States,” on the other
    hand, is a jurisdictional element, connecting the Clean Water
    Act to Congress’s Commerce Clause powers. Because
    Congress’s authority does not extend to every “water” in the
    United States, the Act includes a jurisdictional hook to
    confine it to the federal government’s constitutional
    boundaries. As the Fourth Circuit recognized, “‘[w]aters of
    the United States’ in the [Act] is a classic jurisdictional
    element, which situates Congress’ authority to enact the
    14               UNITED STATES V. LUCERO
    statute in ‘its traditional jurisdiction over waters that were or
    had been navigable in fact or which could reasonably be so
    made.’” United States v. Cooper, 
    482 F.3d 658
    , 664 (4th
    Cir. 2007) (quoting Solid Waste Agency of N. Cook Cty v.
    U.S. Army Corps of Eng’rs, 
    531 U.S. 159
    , 172 (2001)); see
    also Rapanos, 
    547 U.S. at 724
     (plurality) (observing that the
    agencies “sought to extend the definition of ‘the waters of
    the United States’ to the outer limits of Congress’s
    commerce power”). Thus, the Act’s explicit goal is to
    protect water in the United States as expansively as possible,
    and the “to waters of the United States” element is the “fact
    that confers federal jurisdiction.” Jinian, 725 F.3d at 965.
    Once fully understood then, the Clean Water Act’s
    apparent redundancy is harmonized. Section 1311(a) has
    both a substantive prohibition (the addition of pollutants
    “into water” from a point source) and a jurisdictional hook
    (limiting that water to “waters of the United States.”). While
    not the most artfully drafted legislation, in our view, no
    reason exists to depart from its plain language or to judicially
    excise some of its words.
    From here, the question of how far the Act’s knowledge
    element extends is straightforward. First, under plain
    grammatical rules, it’s clear that § 1319(c)(2)’s knowledge
    requirement must extend to § 1311(a)’s substantive
    elements, including “into water.”          See 
    33 U.S.C. §§ 1319
    (c)(2)(A), 1311(a), 1362(6), (12). “In ordinary
    English, where a transitive verb has an object, listeners in
    most contexts assume that an adverb (such as knowingly)
    that modifies the transitive verb tells the listener how the
    subject performed the entire action, including the object as
    set forth in the sentence.” Flores-Figueroa v. United States,
    
    556 U.S. 646
    , 650 (2009). Put another way, “once
    [‘knowingly’] is understood to modify the object of those
    UNITED STATES V. LUCERO                             15
    verbs, there is no reason to believe it does not extend to the
    phrase which limits that object[.]” 
    Id. at 657
     (Scalia, J.,
    concurring). 5 Here, the statutory phrase forms a single
    action: the “addition of any” enumerated substance
    “discharged into water” from a point source. See 
    33 U.S.C. §§ 1311
    (a), 1362(6), (12) (emphasis added). Accordingly,
    for a defendant to “knowingly” add a pollutant in violation
    of the Act, he must know that he discharged an enumerated
    substance from a conveyance, and that the substance was
    “discharged into water.” 
    Id.
     § 1362(6).
    This interpretation also accords with the longstanding
    presumption that criminal statutes require knowledge of the
    statutory elements that “‘criminalize otherwise innocent
    conduct.’” Rehaif, 
    139 S. Ct. at 2195
     (quoting United States
    v. X-Citement Video, Inc., 
    513 U.S. 64
    , 72 (1994)); see also
    Elonis v. United States, 
    135 S. Ct. 2001
    , 2009 (2015). The
    statutory definition of “pollutant” contains a long list of
    substances, such as sand and rocks, which are not inherently
    wrongful to discharge in the abstract. 
    33 U.S.C. § 1362
    (6).
    But when these seemingly innocuous substances are added
    from a point source to water—regardless whether it is
    navigable water—then the discharge creates water pollution.
    After all, “[v]irtually all water, polluted or not, eventually
    makes its way to navigable water.” Hawaii Wildlife Fund,
    5
    The phrase “into water” is not the object of the verbal form of
    “addition”; it is a prepositional phrase. But in any event, the rationale of
    Flores—that an adverb ordinarily tells the listener how the “entire
    action” was performed—applies with equal force to this prepositional
    phrase. Indeed, Flores itself offered a hypothetical involving a
    prepositional phrase. See 
    556 U.S. at 650
     (“[I]f a bank official says,
    ‘Smith knowingly transferred the funds to his brother’s account,’ we
    would normally understand the bank official’s statement as telling us that
    Smith knew the account was his brother’s.”).
    16                 UNITED STATES V. LUCERO
    140 S. Ct. at 1470. 6 Thus, requiring knowledge of the
    defendant’s dumping of the substance “into water” from a
    point source ensures that he knows he’s committing the
    crime targeted by Congress—water pollution.
    On the other hand, when it comes to jurisdictional
    elements, “the default rule flips: Courts assume that
    Congress wanted such an element to stand outside the
    otherwise applicable mens rea requirement.” Luna Torres,
    
    136 S. Ct. at 1631
    . That’s because “jurisdictional elements
    normally have nothing to do with the wrongfulness of the
    defendant’s conduct[.]” Rehaif, 
    139 S. Ct. at 2196
    . Lucero
    suggests that dumping into “navigable waters” is (at least
    partly) the criminalized conduct and, thus, the knowledge
    requirement should apply to it. But nothing in the Clean
    Water Act indicates that Congress was only concerned about
    the welfare of “navigable waters” as opposed to the
    country’s waters as a whole. In fact, Congress expressly
    stated its goal to protect the “integrity of the Nation’s
    waters” in general while recognizing the States’ role in
    achieving this goal. See 
    33 U.S.C. §§ 1251
    (a)–(b). Thus,
    neither the Clean Water Act’s text nor stated purpose
    suggests that Congress wanted only discharges into
    “navigable waters” to be “in the mind of the actor at the time
    he perpetrates the act made criminal by the federal statute.”
    Feola, 
    420 U.S. at
    676 n.9 (defining when an element
    becomes substantive for purposes of a knowledge
    6
    The concern for water pollution is not new. At common law, “[b]y
    far the most commonly used doctrines protecting surface water quality
    are riparian rights and nuisance.” Peter N. Davis, Federal and State
    Water Quality Regulation and Law in Missouri, 
    55 Mo. L. Rev. 411
    , 484
    (1990); see also Roger Meiners & Bruce Yandle, Common Law and the
    Conceit of Modern Environmental Policy, 
    7 Geo. Mason L. Rev. 923
    ,
    938–41 (1999) (describing development of riparian rights at common
    law).
    UNITED STATES V. LUCERO                            17
    requirement). 7 We think the better reading of the statute is
    to recognize Congress’s broad concern for water pollution
    and limit “waters of the United States” to its jurisdictional
    moorings.
    In sum, the government need not prove that the
    defendant knew he discharged the pollutant in “to waters of
    the United States.” Instead, the knowledge requirement
    imposed by § 1319(c)(2)(A) compels the government to
    prove only that a defendant knew he discharged a substance
    “into water.”
    2.
    Our dissenting colleague raises thoughtful critiques to
    our approach, and we agree that this statute is not a model of
    clarity. Ultimately, however, we do not believe the dissent’s
    critiques can carry the day.
    The dissent primarily argues that our interpretation of the
    statute would be absurd because treating the phrase
    “discharged into water” as part of § 1319(c)’s substantive
    prohibition would mean that the CWA criminalizes “all sorts
    of innocent acts,” like “heating a tea kettle,” “using the
    restroom,” or “skipping a rock across a pond.” See Dissent
    at 36. Our dissenting colleague also believes that our
    interpretation is both underinclusive and overinclusive of the
    7
    Likewise, the government refers to the term “waters of the United
    States” as “jurisdictional waters.” See, e.g., 
    33 C.F.R. § 328.3
    (a) (2020);
    Clean Water Rule: Definition of “Waters of the United States”, 
    80 Fed. Reg. 37054
    -01, 37057 (June 29, 2015) (“In this final rule, the agencies
    define ‘waters of the United States’ to include eight categories of
    jurisdictional waters.”).
    18               UNITED STATES V. LUCERO
    outcomes the CWA is supposed to prohibit. 
    Id. at 36, 41
    .
    We disagree with all these points.
    As a threshold matter, we have not seen the absurdity
    canon applied in the manner the dissent suggests. For one,
    we’ve never seen the canon used to determine whether an
    element is jurisdictional. More fundamentally, though, our
    dissenting colleague takes our reading of the knowledge
    requirement of three words in the statute, ignores the rest of
    the law, and then declares our interpretation absurd. But that
    is not how we read statutes and that is not how the absurdity
    canon was meant to be applied. As the Supreme Court has
    reminded us, this canon is to be employed sparingly. The
    absurdity doctrine will “override the literal terms of a statute
    only under rare and exceptional circumstances.” Crooks v.
    Harrelson, 
    282 U.S. 55
    , 60 (1930). “[T]o justify a departure
    from the letter of the law upon that ground, the absurdity
    must be so gross as to shock the general moral or common
    sense.” 
    Id.
     “[O]therwise, we might be rewriting the statute
    rather than correcting a technical mistake.” X-Citement
    Video, 
    513 U.S. at 82
     (Scalia, J., dissenting).
    We think this means, at a minimum, that the absurdity
    canon should only be used to evaluate the statute in
    context—not myopically focusing on a single three-word
    phrase and then declaring freedom from the legislative text
    because of that phrase’s absurd results. Indeed, “no
    interpretive fault is more common than the failure to follow
    the whole-text canon, which calls on the judicial interpreter
    to consider the entire text, in view of its structure and of the
    physical and logical relation of its many parts.” Antonin
    Scalia & Bryan Garner, Reading Law: The Interpretation of
    Legal Texts 153 (2012). Employing the absurdity canon in
    this way—devoid of the context of the statute—comes
    dangerously close to judicially creating a “roving license” to
    UNITED STATES V. LUCERO                           19
    just strike troublesome or disfavored statutory text. Bay
    Mills, 572 U.S. at 794. 8
    Moreover, § 1319, in context, leads to no absurdity
    whatsoever. While we read the Act as requiring knowledge
    of the pollutant being “discharged into water,” such as
    ponds, lakes, streams, and maybe even a kettle of tea, that is
    only one part of the statute. Construing “water” in context
    with the Act’s other elements, especially the requirement
    that any discharge be from a “point source,” ensures that the
    CWA criminalizes only those activities falling within
    “reasonable notion[s] of water pollution.” See Dissent at 36.
    A defendant only violates the Act if he knowingly discharges
    a pollutant into water from a conveyance, such as a “pipe,
    ditch, channel, tunnel, conduit, well, discrete fissure,
    container, rolling stock, concentrated animal feeding
    operation, or vessel or other floating craft.” See 
    33 U.S.C. § 1362
    (14). This effectively requires that the “water”
    involved be an equivalent to a body of water, not simply a
    droplet of H2O as the dissent thinks. Reading these two
    phrases together therefore eliminates the possibility that
    heating tea kettles, skipping rocks, using the restroom, and
    the other parade of horribles imagined by the dissent would
    come within the CWA’s ambit. See Dissent at 36. 9 Instead,
    8
    Our dissenting colleague draws on Holy Trinity Church v. United
    States, 
    143 U.S. 457
     (1892) for support. Dissent at 37. But the approach
    taken in that case has long been disfavored. See Antonin Scalia, A
    Matter of Interpretation 18 (1997) (describing Holy Trinity as the
    “prototypical case involving the triumph of supposed ‘legislative intent’
    (a handy cover for judicial intent) over the text of the law”).
    9
    Indeed, looking at the CWA without context would render our
    dissenting colleague’s interpretation absurd as well. If we were to ignore
    the point-source element as the dissent does, that interpretation would
    mean that skipping rocks at the beach or swimming in the ocean would
    20                  UNITED STATES V. LUCERO
    the best and most natural way to read the provision is that it
    prohibits polluting our Nation’s waters by way of
    conveyances—i.e., water pollution. As a result, the dissent’s
    charge of an absurd “overinclusiveness” falls flat; even
    without the jurisdictional element, our reading of the CWA
    doesn’t extend to innocuous acts. Accordingly, read in light
    of the full statute, the CWA’s prohibition as “mandated by
    its plain language is not absurd at all, much less sufficiently
    absurd to justify departure from a plain words
    interpretation.” Safe Air For Everyone v. EPA, 
    488 F.3d 1088
    , 1099 (9th Cir. 2007).
    The dissent also faults our interpretation for being
    “underinclusive” because the term “water” alone might not
    cover pollution of “arroyos, areas adjacent to water, or other
    dry areas” that would constitute “waters of the United
    States.”     See Dissent at 41 (citing Oxford English
    Dictionary). But the Supreme Court has expressly called it
    a “simplistic response” to look only to the “conventionally
    identifiable” definition of waters in light of “the realities of
    the problem of water pollution that the Clean Water Act was
    intended to combat.” Riverside Bayview, 
    474 U.S. at
    131–
    32. The Supreme Court long ago observed that “the
    transition from water to solid ground” is “far from obvious.”
    
    Id. at 132
    . Rather, “between open waters and dry land”
    exists “a huge array of areas that are not wholly aquatic but
    nevertheless fall far short of being dry land.” 
    Id. at 132
    ; see
    also Rapanos, 
    547 U.S. at 740
     (plurality) (discussing the
    violate the law. See 
    33 U.S.C. § 1362
    (7) (defining “navigable waters”
    to include the “territorial seas”). Under that reading, hundreds of
    thousands of vacationers would be in legal jeopardy every summer. Of
    course, that would be an absurdity. But, in context of the whole statute,
    the law does no such thing. Accordingly, this misplaced absurdity
    exercise doesn’t justify the dissent’s extension of the mens rea
    requirement to the “waters of the United States” element.
    UNITED STATES V. LUCERO                          21
    “inherent ambiguity in drawing the boundaries of any
    ‘waters’”). Accordingly, the Court has held that the broader
    term “waters” reasonably includes the narrower term
    “waters of the United States.” Riverside Bayview, 
    474 U.S. at
    132–33 (granting deference to agency’s definition of
    waters based on “evident breadth of congressional concern
    for protection of water quality and aquatic ecosystems”).
    Nothing in our opinion forecloses “arroyos, areas adjacent to
    water, or other dry areas,” see Dissent at 41, from being
    treated as “water” under 
    33 U.S.C. § 1362
    (6). 10
    Finally, while the dissent recognizes that “waters of the
    United States” is jurisdictional, it nevertheless declines to
    apply the default presumption that mens rea does not apply
    to such elements. See Luna Torres, 
    136 S. Ct. at 1631
    (“Courts assume that Congress wanted [a jurisdictional]
    element to stand outside the otherwise applicable mens rea
    requirement.”). Notably, the dissent fails to identify any
    other case, and we have found none, holding that a
    demonstrably jurisdictional element is in fact something
    more—thus, requiring mens rea. It appears, then, that the
    dissent would have us be the first to so hold.
    ***
    We agree with the dissent that jurists of good faith can
    disagree with the meaning of the CWA here. Dissent at 45.
    But we believe that the weight of precedent and the
    traditional canons of statutory interpretation require us to
    hold that the knowledge requirement of § 1319(c)(2)(A)
    10
    Tellingly, we are adopting the government’s position here. The
    government has the greatest interest in ensuring the ability to prosecute
    cases under the CWA and it does not share the dissent’s concern.
    22               UNITED STATES V. LUCERO
    extends only to “discharge into water” as part § 1311’s
    prohibition, not to “waters of the United States.”
    3.
    With assurances that we have the proper understanding
    of the statute’s knowledge requirement, we now turn to
    whether the jury was properly instructed, and if not, whether
    that error was harmless. We look to “the instructions as a
    whole” to determine if the substance of the law was “fairly
    and correctly covered.” Dang v. Cross, 
    422 F.3d 800
    , 805
    (9th Cir. 2005) ((internal quotation marks and citations
    omitted). The government bears the burden of proving
    beyond a reasonable doubt that the error was harmless.
    United States v. Benamor, 
    937 F.3d 1182
    , 1190 (9th Cir.
    2019).
    The jury instructions listed the following elements:
    (1) That on or about the dates charged, the
    defendant knowingly discharged or
    caused to be discharged a pollutant, in
    this case, fill material;
    (2) That the pollutant was discharged from a
    point source;
    (3) That the discharge was to a “water of the
    United States;” and
    (4) That the defendant had no permit from
    the United States Army Corps of
    Engineers to discharge the pollutant.
    Nowhere do these instructions state that Lucero had to
    know that the pollutant was discharged “into water.” The
    UNITED STATES V. LUCERO                      23
    only knowledge requirement is with respect to the first
    element: the discharge of a pollutant, in this case, fill
    material. Although the jury instructions elsewhere define
    “fill material” as “material placed in ‘waters of the United
    States,’” this definition is found five pages away, and the
    instructions do not indicate that Lucero had to know the
    material was placed in “waters of the United States” to meet
    the definition of fill material. The instructions also explicitly
    say that “the government is not required to prove that
    defendant knew that the material came within the legal
    definition of ‘pollutant.’” So the most straightforward
    reading of the instructions is that the jury needed to find only
    that Lucero knowingly discharged the fill material—not that
    he knew the fill material was added “into water.” As
    explained above, this erroneously omits the statute’s mens
    rea element.
    Nor can we say this was harmless error. Under harmless
    error analysis, courts may affirm a conviction, even if based
    on erroneous jury instructions, where it is “clear beyond a
    reasonable doubt that a rational jury would have found the
    defendant guilty absent the error[.]” Neder v. United States,
    
    527 U.S. 1
    , 18 (1999). Before we do so, however, we
    demand “strong and convincing evidence” that the jury
    would have reached the same result even if it had been
    properly instructed. United States v. Alferahin, 
    433 F.3d 1148
    , 1158 (9th Cir. 2006) (citations omitted). When the
    evidence relating to the omitted element is “neither
    overwhelming nor uncontested,” the error is not harmless.
    United States v. Montoya-Gaxiola, 
    796 F.3d 1118
    , 1125 (9th
    Cir. 2015).
    The record evidence that Lucero knew he discharged into
    water is both underwhelming and contested. Although there
    is evidence about the wet conditions and wetland-loving
    24               UNITED STATES V. LUCERO
    vegetation in the area where Lucero dumped the dirt and
    debris, the site’s conditions fluctuated depending on whether
    it was the wet or dry season—and Lucero dumped during the
    dry season following a drought. The only evidence that
    related specifically to Lucero was testimony that he “walked
    the land” with an associate towards the end of May 2014.
    But there is no indication of what the land looked like at the
    time, or whether this walk would have revealed to Lucero
    that the area was inundated with water rather than simply dry
    land. Finally, Lucero made an offer of proof in case the
    district court adopted his requested knowledge instruction.
    See United States v. Nordby, 
    225 F.3d 1053
    , 1061 n.6 (9th
    Cir. 2000) (recognizing that the court “look[s] to the trial
    record and [the defendant’s] representations on appeal”
    about what evidence he would have adduced regarding the
    omitted element), overruled on other grounds by United
    States v. Buckland, 
    289 F.3d 558
     (9th Cir. 2002). This
    evidence included expert testimony, testimony from local
    police, and statements from federal officials about the
    difficulty involved in identifying this area as a wetland.
    Lucero also would have presented photographs of the sites,
    which he claims show them to be dry without visible signs
    of water.
    On this record, we cannot say that a properly instructed
    jury clearly would have found Lucero guilty. We therefore
    reverse Lucero’s conviction and remand for a new trial with
    jury instructions that make clear the government’s burden to
    prove that Lucero knowingly discharged fill material “into
    water.”
    B.
    Lucero also argues that the definition of “waters of the
    United States,” especially the meaning of “wetlands” and
    “tributaries,” is unconstitutionally vague. We disagree.
    UNITED STATES V. LUCERO                    25
    A criminal law can be void if it is “so vague that it fails
    to give ordinary people fair notice of the conduct it punishes,
    or so standardless that it invites arbitrary enforcement.”
    Johnson v. United States, 
    576 U.S. 591
    , 595 (2015). This is
    true regardless of whether the crime is codified in a statute
    or a regulation. See United States v. Elias, 
    269 F.3d 1003
    ,
    1015 (9th Cir. 2001). But a law is not unconstitutionally
    vague simply because it is difficult to determine whether it
    has been violated in a particular case. Instead, there must be
    an unreasonable amount of indeterminacy or subjectivity
    regarding what is even being prohibited in the first place.
    See United States v. Williams, 
    553 U.S. 285
    , 306 (2008); see
    also Coates v. City of Cincinnati, 
    402 U.S. 611
    , 614 (1971)
    (explaining that statute criminalizing “annoying” others was
    “vague, not in the sense that it requires a person to conform
    his conduct to an imprecise but comprehensible normative
    standard, but rather in the sense that no standard of conduct
    is specified at all”).
    Likewise, in considering vagueness challenges, we must
    acknowledge that, “[c]ondemned to the use of words, we can
    never expect mathematical certainty from our language.”
    Grayned v. City of Rockford, 
    408 U.S. 104
    , 110 (1972); see
    also Williams, 
    553 U.S. at 304
     (“[P]erfect clarity and precise
    guidance have never been required even of regulations that
    restrict [First Amendment] expressive activity,” which is
    subject to a heightened vagueness standard) (citation
    omitted). For this reason, we consider the extent to which a
    more definite law is simply not possible. Kolender v.
    Lawson, 
    461 U.S. 352
    , 361 (1983) (“Although due process
    does not require impossible standards of clarity, this is not a
    case where further precision in the statutory language is
    either impossible or impractical.”) (internal quotation marks
    and citations omitted). A law may be “marked by flexibility
    and reasonable breadth, rather than meticulous specificity,”
    26                 UNITED STATES V. LUCERO
    but it will not be void for vagueness if “it is clear what the
    ordinance as a whole prohibits.” Grayned, 
    408 U.S. at 110
    (internal quotation marks and citations omitted).
    Applying these principles to the Clean Water Act, we
    hold that the regulation defining “waters of the United
    States” at the time of Lucero’s trial is not unconstitutionally
    vague.     Although the definitions are complex, they
    nevertheless provide an ascertainable standard for when
    “wetlands” and “tributaries” constitute jurisdictional
    waters. 11
    1.
    Take wetlands first. An area is classified as “wetlands”
    when inundated with water “at a frequency and duration
    sufficient to support, and that under normal circumstances
    do support, a prevalence of vegetation typically adapted for
    life in saturated soil conditions,” such as “swamps, marshes,
    bogs, and similar areas.” 
    33 C.F.R. § 328.3
    (b) (2014). Such
    wetlands become “waters of the United States” when
    “adjacent”—meaning,          “bordering,     contiguous,    or
    neighboring”—to other jurisdictional waters.               
    Id.
    § 328.3(a)(7), (c). Although it may be time-consuming,
    difficult, and expensive to determine whether a given area
    falls within this definition, the standard for making this
    determination is nevertheless clear. “That close cases may
    arise in applying this test does not make it unconstitutional,
    given there will always be an inherent but permissible degree
    of uncertainty in applying any standards-based test.”
    11
    We analyze whether the law defining jurisdictional waters is
    vague as construed by the Court’s decision in Rapanos. See United
    States v. Lanier, 
    520 U.S. 259
    , 266 (1997) (holding that courts should
    look to prior judicial decisions interpreting a statute in considering
    whether it is vague).
    UNITED STATES V. LUCERO                             27
    Yamada v. Snipes, 
    786 F.3d 1182
    , 1190–91 (9th Cir. 2015)
    (emphasis added).
    Lucero’s vagueness challenge centers on the concept of
    “adjacency.” 12 He contends that the law was made
    unconstitutionally vague in light of Justice Kennedy’s
    concurrence in Rapanos. Justice Kennedy explained that
    wetlands must, either “alone or in combination with
    similarly situated lands in the region,” have a “significant
    nexus” to traditionally navigable waters to qualify as
    jurisdictional waters under the Act. Rapanos, 
    547 U.S. at 780
     (Kennedy, J., concurring). 13 Justice Kennedy further
    12
    Lucero focuses much of his argument on the fact that the Court
    has struggled to define when wetlands can constitute jurisdictional
    waters, particularly in the fractured opinions from Rapanos. But the
    disagreement in Rapanos did not arise because the law was hopelessly
    vague. Rather, it arose because of competing views about the proper
    scope of the regulations in light of the statutory text, the Commerce
    Clause, and federalism principles. Rapanos, 
    547 U.S. at 731
    , 737–38
    (plurality); 
    id.
     at 776–77, 782–83 (Kennedy, J., concurring); 
    id.
     at 803–
    04 (Stevens, J., dissenting).
    13
    Lucero and amici argue that the regulation’s vagueness is
    compounded by the confusion about which opinion in Rapanos
    controls—Justice Scalia’s plurality or Justice Kennedy’s concurrence.
    They are correct that, after United States v. Davis, 
    825 F.3d 1014
     (9th
    Cir. 2016) (en banc), our caselaw regarding how to read a fractured Court
    opinion has shifted. We now look to the “narrowest” opinion by
    reasoning rather than results. 
    Id. at 1021
    .
    But we need not determine here which opinion in Rapanos controls
    in light of Davis. The “touchstone [of the vagueness inquiry] is whether
    the statute, either standing alone or as construed, made it reasonably clear
    at the relevant time that the defendant’s conduct was criminal.” Lanier,
    
    520 U.S. at 267
     (emphasis added). At the time of Lucero’s offense, there
    was no confusion in the Ninth Circuit: we had squarely adopted Justice
    Kennedy’s concurrence as controlling. See Healdsburg, 
    496 F.3d at
    999–1000. Any confusion about which Rapanos opinion controlled
    28                  UNITED STATES V. LUCERO
    clarified that a “significant nexus” exists when the wetlands
    “significantly affect the chemical, physical, and biological
    integrity” of traditional navigable water. 
    Id.
     Finally, Justice
    Kennedy added that the nexus requirement can be readily
    inferred if the wetlands are adjacent to navigable-in-fact
    water by the adjacency alone. 
    Id.
    Although phrases like “similarly situated” and
    “significant nexus” add some imprecision to the standard for
    determining when a wetland constitutes jurisdictional
    waters, both phrases provide an ascertainable, qualitative
    standard akin to others found in the law. See Johnson,
    576 U.S. at 603–04 (explaining that standards like
    “substantial risk,” “grave risk,” and “unreasonable risk” are
    not vague when applied to actual conduct, rather than an
    imaginary crime); United States v. Backlund, 
    689 F.3d 986
    ,
    997 (9th Cir. 2012) (holding that “likely to cause a
    significant     surface     disturbance”     standard       not
    unconstitutionally vague). Plus, “similarly situated” has
    been clarified through regulatory guidance to mean other
    “wetlands adjacent to the same tributary.” Orchard Hill
    Bldg. Co. v. U.S. Army Corps of Eng’rs, 
    893 F.3d 1017
    , 1022
    (7th Cir. 2018) (describing post-Rapanos guidance issued by
    the agencies). Accordingly, even when wetlands require a
    “significant nexus” to traditionally navigable waters, the law
    is not unconstitutionally vague.
    did not exist until Davis in 2016. Lucero, then, was “on notice from . . .
    Healdsburg at the time of his [dumping] activities that wetlands and non-
    navigable tributaries are subject to CWA jurisdiction if the wetlands”
    satisfy Justice Kennedy’s significant nexus test. United States v.
    Robertson, 
    875 F.3d 1281
    , 1293 (9th Cir. 2017), cert. granted, judgment
    vacated, 
    139 S. Ct. 1543
     (2019). We express no view on whether Justice
    Kennedy’s concurrence continues to be the controlling decision from
    Rapanos following our decision in Davis.
    UNITED STATES V. LUCERO                   29
    Moreover, the facts of this case make the question much
    simpler. The government argued that the wetlands where
    Lucero dumped debris were adjacent to the Mowry Slough,
    which is a traditional navigable-in-fact water. As the
    government’s counsel argued,
    [Lucero] dumped on property that you know
    . . . are adjacent to Mowry Slough. They
    border them. They are contiguous to them.
    And they are certainly neighboring them.
    They are close. And you can infer that that
    adjacency means that these lands have a
    significant nexus to the Slough.
    Under Justice Kennedy’s concurrence, these straightforward
    facts would be sufficient to infer the wetlands were “waters
    of the United States” if accepted by the jury. The
    government’s proof demonstrates that the regulation is not
    vague as applied to Lucero’s conduct. See United States v.
    Harris, 
    705 F.3d 929
    , 930, 932 (9th Cir. 2013) (relying on
    case-specific facts to reject as-applied vagueness challenge).
    2.
    Lucero also attacks the definition of “tributary” as
    unconstitutionally vague as applied to him. Although that
    term is not defined, this court has long recognized the
    common understanding of a tributary as “[a] stream which
    contributes its flow to a larger stream or other body of
    water.” Headwaters, Inc. v. Talent Irrigation Dist., 
    243 F.3d 526
    , 533 (9th Cir. 2001) (citation omitted). This is an
    ordinary word, which has been given its ordinary meaning
    in prior caselaw. The jury instructions in Lucero’s trial
    tracked this definition. Hence, the standard for identifying a
    tributary is not impermissibly vague.
    30                 UNITED STATES V. LUCERO
    Lucero tries to inject vagueness with two different
    arguments, neither of which is convincing. First, he argues
    that it is unclear whether a water must be “relatively
    permanent” or if it can be “seasonal or intermittent” to still
    qualify as a “tributary” under the Act. But there was no such
    confusion: at the time of Lucero’s conduct, we had already
    held that seasonal streams can constitute tributaries. See
    Headwaters, 
    243 F.3d at 534
    . After Rapanos, we again
    affirmed our conclusion that “intermittent streams (at least
    those that are seasonal) can be waters of the United States.”
    United States v. Moses, 
    496 F.3d 984
    , 991 (9th Cir. 2007).
    Lucero next argues that the definition of tributary is
    vague because it is unclear whether a jury must find an
    “ordinary high water mark” (“OHWM”). But that definition
    has nothing to do with Tributary 1. An OHWM is relevant
    only to determining whether an ephemeral stream is a water
    of the United States. Rapanos, 
    547 U.S. at 781
     (Kennedy,
    J., concurring); see also Final Notice of Issuance and
    Modification of Nationwide Permits, 
    65 Fed. Reg. 12818
    ,
    12823 (March 9, 2000) (“An ephemeral stream is a water of
    the United States, provided it has an OHWM. An ephemeral
    stream that does not have an OHWM is not a water of the
    United States.”). That means a seasonal, continuously
    flowing tributary can be a jurisdictional “tributary” without
    having an OHWM. See 
    33 C.F.R. § 328.3
    (a)(5) (2014).
    Here, there was undisputed evidence that Tributary 1 had a
    continuous (albeit seasonal) flow. Thus, whatever confusion
    might exist about jurisdiction over ephemeral streams, it is
    not relevant for Tributary 1. 14
    14
    Lucero also argues that it was not clear whether the government
    must show a “significant nexus” between Tributary 1 and a navigable
    water, or if Justice Kennedy’s “significant nexus” test is only for
    UNITED STATES V. LUCERO                          31
    C.
    Finally, we address whether the newly promulgated
    2020 regulation applies to Lucero’s case. Lucero was
    convicted under the “water of the United States” regulation
    that was operative at the time of his offense conduct in 2014.
    See 
    33 C.F.R. § 328.3
     (2014). Since then, the regulation has
    been revised several times. As relevant here, the agencies
    promulgated a new rule in April 2020 that substantially
    narrowed the definition of “waters of the United States” (and
    in turn, the scope of the Clean Water Act). See The
    Navigable Waters Protection Rule: Definition of “Waters of
    the United States,” 
    85 Fed. Reg. 22,250
     (April 21, 2020)
    (“2020 Rule”).
    The 2020 Rule represents a change in the law, which
    applies prospectively only and not to Lucero’s case. Cf.
    Landgraf v. USI Film Prods., 
    511 U.S. 244
    , 247 (1994)
    (holding that amendment to Title VII of Civil Rights Act did
    not apply retroactively, even to cases pending on appeal).
    There is a general presumption that “‘congressional
    enactments and administrative rules will not be construed to
    have retroactive effect unless their language requires this
    result.’” 
    Id. at 264
     (quoting Bowen v. Georgetown Univ.
    Hosp., 
    488 U.S. 204
    , 208 (1988)); see also Consumer Fin.
    wetlands, rather than tributaries. Compare Rapanos, 
    547 U.S. at 767
    (explaining that jurisdiction depends on “the connection [e.g., a
    significant nexus] between a nonnavigable water or wetland and a
    navigable water”); with 
    id. at 787
     (remanding for determination of
    whether the “wetlands at issue possess a significant nexus with navigable
    waters”) (emphases added). But regardless, the jury instructions
    required the government to prove a significant nexus between Tributary
    1 and Mowry Slough. So any error in imposing a significant-nexus
    element for Tributary 1 cuts in Lucero’s favor by making it harder to
    convict him.
    32                  UNITED STATES V. LUCERO
    Prot. Bureau v. Gordon, 
    819 F.3d 1179
    , 1196 (9th Cir. 2016)
    (“While retroactivity of legislation and regulations is not per
    se unlawful, we have a presumption against retroactivity that
    generally requires that the legal effect of conduct . . .
    ordinarily be assessed under the law that existed when the
    conduct took place.”) (internal quotation marks and citations
    omitted). 15 Nothing in the text of the regulation suggests
    retroactive application. To the contrary, it states that the new
    limits on what constitutes jurisdictional waters would
    “replace[] the recodified pre-2015 regulations, upon its
    effective date,” 85 Fed. Reg. at 22,260, and that
    determinations made under prior versions of the regulation
    would be preserved. Id. at 22,331–32.
    Lucero’s authority for applying the 2020 Rule
    retroactively is distinguishable because they relate to judicial
    (or administrative adjudicatory) decisions changing the law,
    rather than a newly enacted statute or regulation. Such
    decisions apply retroactively because they are treated as “an
    authoritative statement of what the statute meant before as
    well as after the decision of the case giving rise to that
    construction,” rather than as announcing a new law. Rivers
    v. Roadway Express Inc., 
    511 U.S. 298
    , 312–13 (1994)
    (emphasis added). Here, the 2020 rule is a new law, not a
    15
    At common law, the presumption against retroactivity did not
    apply when a penal statute was repealed. In such cases, outstanding
    prosecutions under the repealed statute could not continue. See
    Landgraf, 
    511 U.S. at 271
    . But that common-law rule was abrogated by
    statute. 
    Id.
     (citing 
    1 U.S.C. § 109
    ); see also United States v. Brown,
    
    429 F.2d 566
    , 568 (5th Cir. 1970) (“Under [
    1 U.S.C. § 109
    ], penalties
    accruing while a statute was in force may be prosecuted after its repeal,
    unless there is an express provision to the contrary in the repealing
    statute.”).
    UNITED STATES V. LUCERO                           33
    judicial interpretation of an existing law, so it does not apply
    retroactively.
    III.
    Given the statutory definition of “pollutant,” Lucero’s
    conviction must be reversed because the jury instructions did
    not make clear that he had to know his discharge was “into
    water.” We REVERSE and REMAND for a new trial.
    BADE, Circuit Judge, dissenting in part:
    I am pleased to join the majority’s opinion except as to
    Sections II.A.1 and II.A.2, which conclude that the reference
    to “waters of the United States” in the Clean Water Act’s
    (CWA) prohibition on discharges is a purely jurisdictional
    element and therefore not subject to the statute’s
    “knowingly” mens rea requirement. 1 I do not believe that
    the text of the discharge prohibition supports the majority’s
    1
    Section 1311(a) of Title 33 makes unlawful “the discharge of any
    pollutant” without a license. To understand § 1311(a)’s application to
    this case, we must read it in light of the CWA’s relevant definitions, in
    particular § 1362(6) (defining “pollutant” as listed substances
    “discharged into water”), § 1362(7) (defining “navigable waters” as “the
    waters of the United States”), and § 1362(12) (defining “discharge of a
    pollutant” and “discharge of pollutants,” in part, as “any addition of any
    pollutant to navigable waters from any point source”). Section
    1319(c)(2)(A), in turn, makes it a felony to “knowingly violate[] section
    1311.” For simplicity’s sake, I will generally refer to the criminal
    prohibition at issue here—a product of “knitting together the various
    statutory provisions,” United States v. Pozsgai, 
    999 F.2d 719
    , 726 (3d
    Cir. 1993)—as the “discharge prohibition.”
    34               UNITED STATES V. LUCERO
    reading, and I respectfully dissent from that part of the
    opinion.
    I.
    “Stringing together” the relevant provisions, the
    majority reads the discharge prohibition as “prohibit[ing]
    any person from ‘knowingly’ engaging in the ‘addition of
    any’ listed substance ‘discharged into water’ ‘to waters of
    the United States’ from any point source.” Maj. Op. 10–11
    (quoting 
    33 U.S.C. §§ 1319
    (c)(2)(A), 1311(a), 1362(6), (7),
    (12)). The majority observes, however, that this reading
    yields an “apparent redundancy.” Maj. Op. 11 (quoting
    Pozsgai, 
    999 F.2d at 726
    ). Specifically, “to waters of the
    United States” seems to render the preceding prepositional
    phrase, “into water,” superfluous. I agree that the various
    statutory provisions, when strung together, result in this
    apparent redundancy. I also agree with the majority’s
    framing of the core question here: how “into water” and “to
    waters of the United States” “co-exist” in the discharge
    prohibition. Maj. Op. 11 (quoting Pozsgai, 
    999 F.2d at 726
    ).
    From there, however, we part ways. The majority
    reconciles the apparent redundancy by interpreting the
    substantive prohibition as covering the discharge of any
    listed substance “into water,” and reading “waters of the
    United States” as merely jurisdictional. In other words, the
    majority concludes that discharging into “waters of the
    United States” does not “describe the evil Congress [sought]
    to prevent” in enacting the discharge prohibition, “but
    instead simply ensure[s] that the Federal Government has the
    constitutional authority to regulate the defendant’s conduct.”
    Rehaif v. United States, 
    139 S. Ct. 2191
    , 2196 (2019)
    (internal quotation marks and citation omitted).
    UNITED STATES V. LUCERO                           35
    Because purely “jurisdictional elements normally have
    nothing to do with the wrongfulness of the defendant’s
    conduct, such elements are not subject to the presumption in
    favor of scienter.” 
    Id.
     (citation omitted). Therefore, the
    majority concludes that the discharge prohibition’s
    knowledge requirement does not apply to “waters of the
    United States,” and thus a defendant need not know that the
    water into which he discharged a listed substance fell within
    the category of “waters of the United States” to be guilty of
    a felony. 2 Maj. Op. 11–17.
    Certainly, this approach gives distinct meaning to each
    prepositional phrase: “into water” and “to the waters of the
    United States.” But it does so at the cost of broadening the
    discharge prohibition into an absurdity, while at the same
    time failing to address situations where, as alleged here, a
    defendant dumps waste on dry land that nonetheless falls
    within the regulatory definition of “waters of the United
    States.” Moreover, the chief justification for the majority’s
    reading—the rule against surplusage—carries little weight
    when applied to the broader statutory structure, which
    applies multiple definitional provisions in the discharge
    prohibition.
    2
    This case, however, differs from Rehaif, in which the Supreme
    Court explained that the “into or affecting commerce” element of
    
    18 U.S.C. § 922
    (g), a statute prohibiting illegal aliens from possessing
    firearms, does not substantively add to the definition of the offense, but
    “simply ensures that the Federal government has the constitutional
    authority to regulate” the conduct in question. 
    139 S. Ct. at 2196
    (citation omitted). Whether an illegal alien’s possession of a firearm
    involves interstate commerce has no bearing on the “evil” the statute
    “seeks to prevent”—that is, illegal aliens possessing firearms. 
    Id.
     But
    here, the question of what water one discharges a “pollutant” into has
    everything “to do with the wrongfulness”—or innocence—of that
    conduct. See 
    id.
    36                 UNITED STATES V. LUCERO
    II.
    In the majority’s view, the discharge prohibition covers
    the addition of any “pollutant” “into water,” while the
    “waters of the United States” element merely demarcates
    federal authority to enforce that prohibition. Maj. Op. 13–
    14. But if the discharge prohibition bans any act of adding a
    pollutant into water—regardless of what water—then it is
    absurdly overbroad.
    The CWA defines a “pollutant” as “dredged spoil, solid
    waste, incinerator residue, sewage, garbage, sewage sludge,
    munitions, chemical wastes, biological materials,
    radioactive materials, heat, wrecked or discarded equipment,
    rock, sand, cellar dirt and industrial, municipal, and
    agricultural waste discharged into water.” 
    33 U.S.C. § 1362
    (6). If we simply apply this definition without also
    considering the substantive limitation that a prohibited
    discharge requires the addition of a pollutant to “the waters
    of the United States,” 
    id.
     § 1362(7), (12), then the discharge
    prohibition would stretch far beyond any reasonable notion
    of water pollution.
    Under the majority’s interpretation, the discharge
    prohibition could cover all sorts of innocent acts: heating a
    tea kettle (“heat . . . discharged into water,” § 1362(6)),
    using the restroom (“solid waste . . . discharged into water,”
    id.), skipping a rock across a pond (“rock . . . discharged into
    water,” id.), and even diving into a lake (“biological
    materials . . . discharged into water,” id.). 3 Lumping such
    3
    The discharge prohibition only applies to additions of pollutants
    “from any point source.” 
    33 U.S.C. § 1362
    (12). The majority interprets
    the “point source” element to ensure that “the ‘water’ involved be an
    equivalent to a body of water” for the discharge prohibition to apply.
    UNITED STATES V. LUCERO                             37
    innocuous acts together as part of “the evil Congress
    [sought] to prevent” in enacting the CWA, Rehaif, 
    139 S. Ct. at 2196
     (internal quotation marks and citation omitted),
    would be absurd.
    Of course, “the absurdity canon isn’t a license for us to
    disregard statutory text where it conflicts with our policy
    preferences.” In re Hokulani Square, Inc., 
    776 F.3d 1083
    ,
    1088 (9th Cir. 2015); see Pub. Citizen v. U.S. Dep’t of Just.,
    
    491 U.S. 440
    , 470–71 (1989) (Kennedy, J., concurring in the
    judgment) (“This exception remains a legitimate tool of the
    Judiciary, however, only as long as the Court acts with self-
    discipline by limiting the exception to situations where the
    result of applying the plain language would be, in a genuine
    sense, absurd, i.e., where it is quite impossible that Congress
    could have intended the result, and where the alleged
    absurdity is so clear as to be obvious to most anyone.”
    (citation omitted)). As the Supreme Court has explained, a
    court should reject a reading of a statute as absurd only when
    it is “unreasonable to believe” that the legislature intended a
    result that follows from that reading. Holy Trinity Church v.
    United States, 
    143 U.S. 457
    , 459 (1892). Thus, for example,
    Maj. Op. 19. But nothing in the definition of “point source” seems to
    limit the meaning of “water” or foreclose such a broad application of the
    discharge prohibition. See § 1362(14) (“The term ‘point source’ means
    any discernible, confined and discrete conveyance, including but not
    limited to any pipe, ditch, channel, tunnel, conduit, well, discrete fissure,
    container, rolling stock, concentrated animal feeding operation, or vessel
    or other floating craft, from which pollutants are or may be
    discharged.”); see also S. Fla. Water Mgmt. Dist. v. Miccosukee Tribe of
    Indians, 
    541 U.S. 95
    , 105 (2004) (“[A] point source need not be the
    original source of the pollutant; it need only convey the pollutant to
    ‘navigable waters,’ which are, in turn, defined as ‘the waters of the
    United States.’ Tellingly, the examples of ‘point sources’ listed by the
    Act include pipes, ditches, tunnels, and conduits, objects that do not
    themselves generate pollutants but merely transport them.”).
    38                  UNITED STATES V. LUCERO
    a law “that whoever drew blood in the streets should be
    punished with the utmost severity did not extend to the
    surgeon who opened the vein of a person that fell down in
    the street in a fit.” Id. at 461 (internal quotation marks and
    citation omitted). 4
    The majority’s interpretation of the discharge
    prohibition satisfies the high standard for absurdity. The
    necessary implication of the majority’s reading—that
    Congress’s limited authority under the Commerce Clause is
    the only barrier to criminally prosecuting every American’s
    daily use of indoor plumbing—“makes it unreasonable to
    believe” that Congress intended “waters of the United
    States” solely as a jurisdictional element that does not
    substantively modify the discharge prohibition. Id. at 459.
    The majority’s observation that Congress intended the CWA
    to be “an all-encompassing program of water pollution
    regulation,” Milwaukee v. Illinois, 
    451 U.S. 304
    , 318 (1981),
    and to “protect water in the United States as expansively as
    possible,” Maj. Op. 14, does not make its conclusion—that
    4
    The majority misses the point when it criticizes Holy Trinity’s
    holding as a “triumph of supposed ‘legislative intent’ (a handy cover for
    judicial intent) over the text of the law,” Maj. Op. 19 n.8 (quoting
    Antonin Scalia, A Matter of Interpretation 18 (1997)). While Holy
    Trinity may have relied on extratextual inferences about legislative intent
    to justify its holding (that a statute banning “the importation and
    migration of foreigners and aliens under contract to perform labor or
    service of any kind in the United States” did not apply to an English
    church rector, 
    143 U.S. at 511
     (citation omitted)), I cite it here only for
    its canonical description––often repeated in subsequent case law––of the
    absurdity doctrine. See, e.g., K Mart Corp. v. Cartier, Inc., 
    486 U.S. 281
    ,
    324 n.2 (1988) (Scalia, J., concurring in part) (citing the example of the
    law against drawing blood in the streets to illustrate the “venerable
    principle that a law will not be interpreted to produce absurd results”).
    UNITED STATES V. LUCERO                     39
    the CWA “broadly proscrib[es] the dumping of pollutants
    ‘into’ any ‘water,’” 
    id.
     at 4—any less absurd.
    The majority also attempts to justify its interpretation of
    the discharge prohibition by observing that “[v]irtually all
    water . . . eventually makes its way to navigable water.”
    Maj. Op. 15 (quoting Cnty. of Maui v. Haw. Wildlife Fund,
    
    140 S. Ct. 1462
    , 1470 (2020)). But the Supreme Court
    recognized limits to this broad approach in Hawaii Wildlife
    Fund when it concluded that “Congress did not intend the
    [CWA’s] point source-permitting requirement to provide
    EPA with such broad authority as” this sort of “focus on
    traceability would allow.” 140 S. Ct. at 1471. It reasoned,
    in part, that if the CWA’s regulatory reach were coextensive
    with “the power of modern science” to trace water to a point
    source, this “would require a permit in surprising, even
    bizarre, circumstances, such as for pollutants carried to
    navigable waters on a bird’s feathers, or, to mention more
    mundane instances, the 100-year migration of pollutants
    through 250 miles of groundwater to a river.” Id. at 1470–
    71. Similarly, here, regulating “[v]irtually all water” use
    based on the power of modern science to trace any water to
    navigable water, however geographically or temporally
    remote the connection, results in “bizarre” applications of
    the CWA that render that approach untenable. See id.
    We avoid these problems if we acknowledge that the
    statute’s reference to “waters of the United States” does not
    merely delineate the government’s jurisdiction to enforce the
    discharge prohibition, but that it also plays a role in defining
    the prohibition itself. Accordingly, the discharge prohibition
    does not universally proscribe all discharges “into water,”
    but rather, applies only to such discharges “to waters of the
    United States.” 
    33 U.S.C. § 1362
    (6), (7).
    40                  UNITED STATES V. LUCERO
    Congress has delegated responsibility for determining
    the specific contours of “waters of the United States” to the
    Environmental Protection Agency and the Army Corps of
    Engineers, see Rapanos v. United States, 
    547 U.S. 715
    , 722–
    29 (2006) (plurality opinion), and those agencies’ definition
    of the term, set forth at 
    33 C.F.R. § 328.3
    , plainly does more
    than merely identify the outer bounds of federal authority
    under the Commerce Clause. It distinguishes between
    harmful and innocent conduct and thus avoids prohibiting
    many activities that would otherwise fall within a blanket
    prohibition on discharging any pollutant “into water.” See,
    e.g., 
    33 C.F.R. § 328.3
    (a) (2014) (defining “waters of the
    United States” as territorial seas and waters used or
    susceptible to use in interstate commerce, including waters
    subject to tides; tributaries; lakes, ponds, and impoundments
    of jurisdictional waters; and adjacent wetlands); see also 
    id.
    § 328.3(b) (categorically excluding certain waters, including
    “[p]rior converted cropland” and “[w]aste treatment
    systems”). 5 Thus, for example, the definition of “waters of
    the United States” makes clear that the discharge prohibition
    is not violated by heating a tea kettle or using the restroom
    because the water in these examples does not fall within, or
    is excluded from, the categories of water that the regulation
    identifies. See id. § 328.3(a). 6
    5
    The current version of the regulation also includes categorical
    exceptions, for example, for “[g]roundwater, including groundwater
    drained through subsurface drainage systems,” “[p]rior converted
    cropland,” and “[w]aste treatment systems.” 
    33 C.F.R. § 328.3
    (b)
    (2020).
    6
    As the majority observes, Maj. Op. 17 n.7, the agencies have
    referred to “waters of the United States” as “jurisdictional waters.” See
    
    33 C.F.R. § 328.3
    (a) (2020); Clean Water Rule: Definition of “Waters
    of the United States”, 
    80 Fed. Reg. 37054
    -01, 37057 (June 29, 2015).
    UNITED STATES V. LUCERO                            41
    III.
    Moreover, the majority’s interpretation of the discharge
    prohibition as criminalizing all discharges “into water” is not
    only absurdly overbroad, but also underinclusive because it
    fails to address situations in which “dry land might be treated
    as ‘navigable waters’ under the Clean Water Act.” Maj.
    Op. 4. Neither the statute nor any relevant regulation defines
    the terms “into water” or “water.” Instead, the statute relies
    on the term “waters of the United States,” and the regulatory
    definitions of that term, to define its reach. See Nat’l Ass’n
    of Mfrs. v. Dep’t of Def., 
    138 S. Ct. 617
    , 625 (2018) (“The
    statutory term ‘waters of the United States’ delineates the
    geographic reach of many of the Act’s substantive
    provisions . . . .” (citations omitted)); see also Rapanos,
    
    547 U.S. at
    722–29 (summarizing the evolving
    interpretations of “waters of the United States” that have
    allowed “the immense expansion of federal regulation of
    land use that has occurred under the Clean Water Act”).
    If the term “waters of the United States” is solely
    jurisdictional and not a substantive element of a violation of
    § 1311(a), then we would be left to interpret the substantive
    discharge prohibition based on the plain meaning of “water,”
    which would certainly not cover discharges into arroyos,
    areas adjacent to water, or other dry areas. See Water,
    But no regulation states that the category is solely jurisdictional.
    Moreover, it appears that the agencies are using the term “jurisdictional”
    not in the sense of Congress’s constitutional authority to legislate, see
    Torres, 
    136 S. Ct. at 1624
    , but rather to describe their own “statutory
    authority (that is, [their] jurisdiction),” City of Arlington v. F.C.C.,
    
    569 U.S. 290
    , 296–97 (2013), that Congress has delegated them to
    enforce the CWA. See 
    33 C.F.R. § 328.1
     (“This section defines the term
    ‘waters of the United States’ as it applies to the jurisdictional limits of
    the authority of the Corps of Engineers under the Clean Water Act.”).
    42                  UNITED STATES V. LUCERO
    Oxford English Dictionary (3d ed. 2015) (“The substance
    (most commonly encountered as a liquid) which is the
    principal constituent of seas, lakes, and rivers, and which
    falls as rain and other forms of precipitation.”). If “waters
    of the United States” were a purely jurisdictional element,
    whose “purpose” was “to limit the reach of [the] statute,”
    United States v. Alderman, 
    565 F.3d 641
    , 647 (9th Cir. 2009)
    (emphasis added) (citation omitted), it could not expand the
    CWA’s reach to areas the substantive prohibition fails to
    cover. Thus, “waters of the United States” substantively
    defines the discharge prohibition not only by ensuring it does
    not reach harmless, everyday conduct involving water; it
    also ensures the CWA does reach cases of bona fide water
    pollution when a polluter does not dump directly into water. 7
    In responding to this point, the majority in fact confirms
    it. While it correctly observes that the Supreme Court has
    recognized that it would be “simplistic” to limit the CWA’s
    reach to “hydrographic features more conventionally
    identifiable as ‘waters,’” United States v. Riverside Bayview
    Homes, Inc., 
    474 U.S. 121
    , 131–32 (1985), neither the Court
    nor the agencies has ever relied on “into water” to extend the
    CWA’s reach beyond conventional water. When the
    Supreme Court construed the term “waters” (not “water”) in
    Riverside Bayview Homes, it did so only in analyzing
    whether that word, as it appeared in “waters of the United
    States,” limited the government’s power to regulate
    discharges. 
    Id. at 132
    . Given the virtually exclusive role of
    7
    The majority suggests that “[t]he government has the greatest
    interest in ensuring the ability to prosecute cases under the CWA and it
    does not share [this] concern.” Maj. Op. 21 n.10. But it is not clear how
    the government’s unstated views of its own interests could bear on our
    task here: to determine from the language of the statute how Congress
    intended “waters of the United States” to function in the discharge
    prohibition.
    UNITED STATES V. LUCERO                   43
    the “waters of the United States” element as the CWA’s
    vehicle for determining the reach of the discharge
    prohibition, it is clear that it substantively defines the
    prohibition.
    IV.
    Nonetheless, if the phrase “to waters of the United
    States” plays a role in defining the substantive prohibition,
    then the phrase “into water” appears to be redundant and
    unnecessary—at least in the discharge prohibition. And this
    redundancy is in tension with the rule against surplusage,
    which states that “[i]f possible, every word and every
    provision is to be given effect” in our construction of a
    statute. See A. Scalia & B. Garner, Reading Law: The
    Interpretation of Legal Texts 174 (2012).           But the
    “preference for avoiding surplusage constructions is not
    absolute.” Lamie v. U.S. Tr., 
    540 U.S. 526
    , 536 (2004)
    (citation omitted).
    Here, the rule against surplusage carries little weight
    because, even under Lucero’s reading, “into water” is not
    entirely superfluous. Granted, it functions superfluously in
    this particular application, where a single substantive
    provision, 
    33 U.S.C. § 1311
    (a), incorporates overlapping
    definitional provisions that include similar prepositional
    phrases. But although the phrase “into water” in the
    definition of “pollutant,” 
    id.
     § 1362(6), is redundant when
    combined with the phrase “to waters of the United States” in
    the definition of “discharge of a pollutant,” id. § 1362(7),
    (12), it performs a non-redundant role in other statutory
    provisions that reference “pollutant” but not “discharge.”
    See 
    33 U.S.C. § 1252
    (c)(2)(B) (referring to the “collection,
    storage, treatment, and elimination of pollutants”);
    
    33 U.S.C. § 1258
    (a) (discussing “removal of pollutants and
    prevention of any polluting matter”).
    44               UNITED STATES V. LUCERO
    Unlike situations in which a court interprets a single
    statutory provision as containing a redundancy, thus actually
    “render[ing]” some of the provision’s language “a nullity,”
    In re Cervantes, 
    219 F.3d 955
    , 961 (9th Cir. 2000) (citations
    omitted), the rule against surplusage is not dispositive here
    because Lucero’s proposed reading does not truly render
    meaningless any words that Congress enacted. Instead, it
    merely results in an “as-applied” redundancy. While this
    redundancy stands in some tension with the rule against
    surplusage, it is fundamentally consistent with that rule’s
    teaching that “a statute ought, upon the whole, to be so
    construed that, if it can be prevented, no clause is rendered
    superfluous, void, or insignificant.” Young v. United Parcel
    Serv., Inc., 
    135 S. Ct. 1338
    , 1352 (2015) (emphasis added)
    (internal quotation marks and citation omitted).
    Indeed, the rule against surplusage “cannot always be
    dispositive because . . . the underlying proposition is not
    invariably true. Sometimes drafters do repeat themselves
    and do include words that add nothing of substance . . . .”
    Scalia & Garner at 176. Such repetition is particularly
    understandable when two definitions, in this case “pollutant”
    and “discharge,” apply to a range of substantive provisions
    and thus lead to redundancies when both are applied in a
    single provision.
    V.
    The majority gives short shrift to these considerations
    when it rejects Lucero’s reading of the discharge prohibition.
    It proclaims that “we have no roving license to disregard
    statutory text to make our jobs easier in interpreting it.” Maj.
    Op. 12 (quotation marks and citation omitted). While this
    statement is correct, it is misplaced here. Lucero has not
    asked us to disregard the statute’s language in favor of some
    extratextual consideration. See Scalia & Garner at 235
    UNITED STATES V. LUCERO                     45
    (“What the rule of absurdity seeks to do is what all rules of
    interpretation seek to do: make sense of the text.”). Rather,
    he asks us to adopt one of two readings of a convoluted
    statute whose language forces us to choose either an absurd
    implication or an incidental redundancy.
    To be sure, I do not easily conclude that any words in a
    statute are superfluous to its meaning. But under the
    circumstances here, which require “knitting together the
    various statutory provisions,” Pozsgai, 
    999 F.2d at 726
    , I
    agree with Lucero that the statute’s text favors such a
    reading. See Amoco Prod. Co. v. Watson, 
    410 F.3d 722
    , 734
    (D.C. Cir. 2005) (“No canon of construction justifies
    construing the actual statutory language beyond what the
    terms can reasonably bear.” (citation omitted)). The
    majority, seeking in good faith to apply the statute’s
    language, has reached a different conclusion. But it is
    mistaken when it suggests that the competing interpretation
    is simply the result of “disregard[ing] statutory text,” Maj.
    Op. at 12, or an attempt to “improve upon” the statute
    Congress drafted, 
    id. at 12
     (quoting Pavelic & LeFlore v.
    Marvel Ent. Grp., Div. of Cadence Indus. Corp., 
    493 U.S. 120
    , 126 (1989)).
    The majority also misunderstands my approach, which it
    characterizes as “myopically focus[ed] on a single . . .
    phrase” to the exclusion of its broader context in the CWA.
    Maj. Op. 18. To the contrary, I read “waters of the United
    States” as substantively defining the discharge prohibition
    precisely because of its role in the broader statutory context.
    To summarize, I conclude that the “waters of the United
    States” element substantively defines the discharge
    prohibition because it plays an integral role in “defin[ing] the
    evil Congress seeks to prevent” through the CWA, no other
    statutory or regulatory provision can plausibly substitute for
    46               UNITED STATES V. LUCERO
    it in this role, and the majority’s chief reason not to read both
    “waters of the United States” and “into water”
    substantively—the          rule      against     surplusage—is
    unconvincing given the use of the definitional provisions
    across the CWA.
    Although the phrase “to waters of the United States”
    functions partly as a jurisdictional element, tying “the
    substantive offense . . . to one of Congress’s constitutional
    powers . . . , thus spelling out the warrant for Congress to
    legislate,” Torres v. Lynch, 
    136 S. Ct. 1619
    , 1624 (2016),
    this is not the only role it plays. It is also the only element
    in the discharge prohibition that allows us to distinguish
    between entirely innocent conduct and criminal conduct.
    Therefore, it is subject to “the presumption . . . that
    ‘Congress intends to require a defendant to possess a
    culpable mental state regarding each of the statutory
    elements that criminalize otherwise innocent conduct.’”
    United States v. Collazo, 
    982 F.3d 596
    , 611 (9th Cir. 2020)
    (quoting Rehaif, 
    139 S. Ct. at 2195
    ).
    VI.
    For these reasons, I respectfully dissent from the
    majority’s holding that the discharge prohibition’s mens rea
    requirement does not apply to the “waters of the United
    States” element.       The majority concludes that the
    government must “prove only that a defendant knew he
    discharged a substance ‘into water.’” Maj. Op. 17. In
    contrast, I would vacate the conviction and remand for
    further proceedings because the jury instructions did not
    require the jury to find that Lucero knowingly discharged a
    pollutant into “waters of the United States,” as defined by
    the CWA and the relevant regulations.
    

Document Info

Docket Number: 19-10074

Filed Date: 3/4/2021

Precedential Status: Precedential

Modified Date: 3/4/2021

Authorities (44)

United States v. John Pozsgai, Gizella Pozsgai, Mercer ... , 999 F.2d 719 ( 1993 )

United States v. D.J. Cooper , 482 F.3d 658 ( 2007 )

United States v. Allen Elias , 269 F.3d 1003 ( 2001 )

United States v. Alderman , 565 F.3d 641 ( 2009 )

United States v. Earl Nelvie Brown , 429 F.2d 566 ( 1970 )

united-states-v-james-s-deaton-rebecca-deaton-environmental-defense , 209 F.3d 331 ( 2000 )

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H.N. Dang v. Gilbert Cross , 422 F.3d 800 ( 2005 )

United States v. Calvin Wayne Buckland , 289 F.3d 558 ( 2002 )

United States v. Osama Musa Alferahin , 433 F.3d 1148 ( 2006 )

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United States v. Moses , 496 F.3d 984 ( 2007 )

United States v. Kayle Nordby , 225 F.3d 1053 ( 2000 )

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Luna Torres v. Lynch , 136 S. Ct. 1619 ( 2016 )

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National Mining Association v. U.S. Army Corps of Engineers , 145 F.3d 1399 ( 1998 )

safe-air-for-everyone-american-lung-association-of-idaho-noel-sturgeon-v , 488 F.3d 1088 ( 2007 )

Church of the Holy Trinity v. United States , 12 S. Ct. 511 ( 1892 )

Public Citizen v. United States Department of Justice , 109 S. Ct. 2558 ( 1989 )

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