The First Circuit affirmed the Massachusetts Department of Environmental Protection's (MDEP's) decision to issue an air permit for a natural gas compressor station in Weymouth, Massachusetts. Neighboring cities and individuals argued MDEP failed to follow its own established procedures by eliminatin...
The Ninth Circuit granted in part and denied in part a petition to review EPA's final rule approving California's SIP for meeting the air quality standard for ozone in the San Joaquin Valley. An environmental group argued the SIP's contingency measure was inadequate because it provided only a nomina...
The D.C. Circuit denied a challenge to EPA's 2015 rule updating the standards under which the Agency audits wood-burning heaters' compliance with CAA emissions limits. An industry group argued the rule was invalid because, unlike the 1988 rule, it authorized testing at other labs and neither account...
A state appellate court upheld the Minnesota Public Utilities Commission's (MPUC's) approval of affiliated-interest agreements for construction and operation of a natural gas-fired power plant in Wisconsin. Environmental groups argued substantial evidence did not support MPUC's determinations that t...
The Eighth Circuit affirmed in part and reversed in part a district court ruling in an ongoing enforcement suit concerning air pollution at a utility company's coal-fired power plant in Missouri. EPA argued the company violated the CAA, Missouri's SIP, and its Title V permit by performing modificati...
The D.C. Circuit granted in part petitions to review the Federal Communications Commission's (FCC's) order regarding the adequacy of the Commission's guidelines for exposure to radiofrequency (RF) radiation. Environmental groups argued the FCC violated the APA by failing to acknowledge evidence of n...
The D.C. Circuit granted in part and denied in part a challenge to FERC's orders addressing complaints over the results of a 2015 auction for electrical capacity in Illinois. A public interest group had complained the auction had resulted in electricity rates that were unjust and unreasonable, that ...
A Minnesota appellate court remanded a challenge to the Minnesota Pollution Control Agency's (MPCA's) grant of an air emissions permit for a proposed copper-nickel mine in northern Minnesota. Environmental groups argued the MPCA improperly issued the permit because the company receiving it did not i...
The Ninth Circuit upheld FERC's denial of an environmental group's motion to intervene in post-licensing deadline extension proceedings for a hydroelectric project in California. The group had argued that FERC violated Rule 214 of the Commission's regulations in denying intervention and §6 of the F...
The D.C. Circuit granted in part environmental groups' petition to review EPA's 2019 rule setting annual renewable fuel volume levels under the Renewable Fuel Standard (RFS) program. The groups argued that EPA's "aggregate compliance approach" for determining whether biofuel qualifies as renewable f...