The Chemours Company FC, LLC v. EPA

109 F.4th 179
Court of Appeals for the Third Circuit·Decided July 23, 2024·No. 22-2287·Published·Cited by 1 cases

Opinion

PRECEDENTIAL

UNITED STATES COURT OF APPEALS FOR THE THIRD CIRCUIT

No. 22-2287

THE CHEMOURS COMPANY FC, LLC, Petitioner

v.

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY; ADMINISTRATOR ENVIRONMENTAL PROTECTION AGENCY

LACEY BROWN; CAPE FEAR RIVER WATCH; CENTER FOR ENVIRONMENTAL HEALTH; CLEAN CAPE FEAR;

DEMOCRACY GREEN; KYLE HORTON; NATURAL RESOURCES DEFENSE COUNCIL; NORTH CAROLINA BLACK ALLIANCE; HARPER PETERSON; DEBRA STEWART; TOXIC FREE NORTH CAROLINA;

MICHAEL WATERS*,

Intervenors

(*Pursuant to the Court’s Order dated 2/6/23)

On Petition for Review of an Action by the United States Environmental Protection Agency (EPA No. 822/R-22/005)

Argued on January 31, 2024

Before: CHAGARES, Chief Judge, RESTREPO and FREEMAN, Circuit Judges

(Opinion filed: July 23, 2024)

Allon Kedem [ARGUED] Dana Or Arnold & Porter Kaye Scholer 601 Massachusetts Avenue NW Suite 1121 Washington, DC 20001 Counsel for Petitioner

Thomas A. Lorenzen Crowell & Moring 1001 Pennsylvania Avenue NW Washington, DC 20004 Counsel for Amicus Chamber of Commerce of the United States of America

Kimere J. Kimball [ARGUED] Andrew D. Knudsen [ARGUED] United States Department of Justice Environment & Natural Resources Division P.O. Box 7611 Ben Franklin Station Washington, DC 20044 Counsel for Respondents

Robert M. Sussman, I Sussman & Associates 3101 Garfield Street NW Washington, DC 20008

Simi Bhat Sarah C. Tallman Natural Resources Defense Council 111 Sutter Street 21st Floor San Francisco, CA 94104 Counsel for Intervenors

OPINION OF THE COURT

FREEMAN, Circuit Judge.

In 2022, the Environmental Protection Agency (EPA)

published a health advisory for HFPO-DA—a chemical found in drinking water. Contending that the advisory was unlawful, the Chemours Company petitioned for review of EPA’s action. We will dismiss the petition for lack of subject matter jurisdiction because the health advisory is not a final agency action.

I

Congress enacted the Safe Drinking Water Act (SDWA), 42 U.S.C. § 300f et seq., to protect the quality of drinking water. To further that goal, the statute authorizes EPA’s Administrator to take various actions against contaminants in waters. Id. § 300g-1. One possible action is a regulation. Id. EPA will promulgate a regulation if the Administrator determines that: (1) the contaminant may have an adverse effect on health; (2) there is a substantial likelihood that the contaminant will occur in public water systems at a frequency that presents concern; and (3) a regulation would reduce the risk of the contaminant. Id. § 300g-1(b)(1)(A). Before promulgating a regulation for drinking water, EPA must undergo notice-and-comment procedures. Id. §§ 300g- 1(b)(1)(A)–(E).

If the Administrator determines that a contaminant need not be regulated under the SWDA, the statute permits the agency to take a different action: publish a health advisory. Id. § 300g-1(b)(1)(F). The SDWA states that health advisories “are not regulations.” Id. EPA describes health advisories as nonbinding documents that primarily serve to “provide information” about a safe level of a contaminant so that government officials and managers of public water systems can “determine whether actions are needed to address the presence of [the] contaminant in drinking water.” JA 12.

When EPA develops a health advisory, it takes three categories of information into account: (1) a toxicity assessment, (2) exposure factors, and (3) the relative source contribution. 1 A toxicity assessment is a scientific and technical report that evaluates the health hazards the contaminant poses. The assessment calculates the contaminant’s “chronic reference dose”—the estimated amount of the contaminant to which humans can be exposed per day “without an appreciable risk of deleterious effects during a lifetime.” JA 574. Toxicity assessments undergo peer review and public comment before they are finalized and incorporated into health advisories.

Exposure factors are factors related to human activities, behaviors, and characteristics that help determine drinking water intake and an individual’s exposure to a contaminant.

1 EPA, Drinking Water Health Advisory: Hexafluoropropylene Oxide (HFPO) Dimer Acid (CASRN 13252-13-6) and HFPO Dimer Acid Ammonium Salt (CASRN 62037-80-3), vii–viii (June 2022), https://perma.cc/379X-Q3G3; see also JA 9–10.

EPA estimates the drinking water intake for both the general population and sensitive populations so that the health advisory is “the most health protective.” JA 28.

The relative source contribution addresses where the contaminant exists other than in drinking water. It is calculated so the health advisory’s recommended safe level of the contaminant in drinking water, when combined with other identified sources of the contaminant, will not result in unsafe lifetime exposure.

With the final toxicity assessment, exposure factors, and relative source contribution in hand, EPA may publish a health advisory to inform decisionmakers of what it deems is a safe level of the contaminant in drinking water.

II

The Chemours Company uses Hexafluoropropylene Oxide Dimer Acid and its ammonium salt (collectively, HFPO- DA) to manufacture polymers. EPA has detected HFPO-DA in surface water, groundwater, rainwater, and drinking water, and it has identified polymer manufacturers as a potential source.

In 2018, EPA began the process of developing a health advisory for HFPO-DA. By October 2021, it had developed and published a final toxicity assessment for HFPO-DA, which calculated a chronic reference dose of 0.00008 milligrams per kilogram of body weight per day. EPA estimated that the drinking water intake for lactating women—the group it determined was most sensitive to HFPO-DA—was 0.0469 liters per kilogram of body weight per day. EPA also estimated that 20% of individuals’ exposure to HFPO-DA comes from

drinking water, with the remaining 80% coming from other sources. Using these three pieces of information, EPA issued a health advisory for HFPO-DA in June 2022. It concluded that HFPO-DA would not lead to adverse human health effects over a lifetime if the concentration in drinking water remained at or below 10 nanograms per liter. 2

In July 2022, Chemours petitioned us for review of the HFPO-DA health advisory. It invoked the section of the SDWA that allows petitions for review of “any . . . final action of the Administrator under this chapter.” 42 U.S.C. § 300j- 7(a)(2). Chemours argues that the health advisory violates both the procedural and substantive requirements of the Administrative Procedure Act (APA), 5 U.S.C. § 551 et seq., and the nondelegation doctrine.

III

Our discussion of this matter begins and ends with jurisdiction. The SDWA confers jurisdiction upon certain Courts of Appeals to review certain agency actions. 42 U.S.C. § 300j-7(a)(2); see W.R. Grace & Co. v. EPA, 261 F.3d 330, 338 (3d Cir. 2001); City of Portland v. EPA, 507 F.3d 706, 710

2 In March 2023, EPA issued advanced notice of proposed rulemaking for HFPO-DA. 88 Fed. Reg. 18638 (Mar. 29, 2023). It published a regulation for HFPO-DA on April 26, 2024. 40 C.F.R. § 141 et seq. When Chemours filed this petition, however, EPA had not yet promulgated the regulation. See W. Union Tel. Co. v. FCC, 773 F.2d 375, 378 (D.C. Cir. 1985) (“[A] challenge to now-final agency action that was filed before it became final must be dismissed.”).

(D.C. Cir. 2007). The type of agency action is key. The statute states:

A petition for review of—

(1) actions pertaining to the establishment of national primary drinking water regulations . . . may be filed only in the United States Court of Appeals for the District of Columbia circuit; and

(2) any other final action of the Administrator under this chapter may be filed in the circuit in which the petitioner resides or transacts business which is directly affected by the action.

42 U.S.C. § 300j-7(a) (emphases added). 3

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The Chemours Company FC, LLC v. EPA, 109 F.4th 179 (3d Cir. 2024).

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