SIERRA CLUB v. E.P.A.

No. 16-1158.

925 F.3d 490 (2019)

SIERRA CLUB, Petitioner v. ENVIRONMENTAL PROTECTION AGENCY and Andrew Wheeler, Administrator, U.S. Environmental Protection Agency, Respondents.

United States Court of Appeals, District of Columbia Circuit.

Decided May 31, 2019.


Attorney(s) appearing for the Case

Tosh Sagar argued the cause for petitioner. With him on the briefs were Seth L. Johnson and David S. Baron , Washington, DC.

Phillip R. Dupré , Attorney, U.S. Department of Justice, argued the cause for respondents. With him on the brief were Jeffrey H. Wood , Acting Assistant Attorney General, Jonathan D. Brightbill , Deputy Assistant Attorney General, and Jonathan Skinner-Thompson , Counsel, U.S. Environmental Protection Agency.

Before: Griffith and Wilkins, Circuit Judges, and Williams, Senior Circuit Judge.


To implement the Clean Air Act, the Environmental Protection Agency oversees state procedures for creating and running air monitoring networks. In 2016, EPA adopted a rule, Revisions to Ambient Monitoring Quality Assurance and Other Requirements, 81 Fed. Reg. 17,248 (Mar. 28, 2016) ("Final Rule"), modifying its regulations...

Let's get started

Leagle.com

Welcome to the leading source of independent legal reporting
Sign on now to see your case.
Or view more than 10 million decisions and orders.

  • Updated daily.
  • Uncompromising quality.
  • Complete, Accurate, Current.

Listed below are the cases that are cited in this Featured Case. Click the citation to see the full text of the cited case. Citations are also linked in the body of the Featured Case.

Cited Cases

  • No Cases Found

Listed below are those cases in which this Featured Case is cited. Click on the case name to see the full text of the citing case.

Citing Cases