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89 FR 41648

EPA finalized the residual risk and technology review conducted for NESHAPs for the primary copper smelting major source category. 

89 FR 41319

SIP Approval: Kentucky (updates to definitions rule and certain incorporation by reference dates for the Louisville Metro Air Pollution Control District). 

89 FR 41321

SIP Approval: Tennessee (revisions to continuous opacity monitoring system requirements). 

89 FR 39798

EPA finalized multiple actions under §111 of the CAA addressing greenhouse gas (GHG) emissions from fossil fuel-fired electric generating units (EGUs), including the repeal of the Affordable Clean Energy Rule, emission guidelines for GHG emissions from existing fossil fuel-fired steam generating EGUs, and revisions to the new source performance standards for GHG emissions from new and reconstructed fossil fuel-fired stationary combustion turbine EGUs. 

89 FR 39304

EPA finalized technology reviews conducted for NESHAPs for gasoline distribution facilities and the review of new source performance standards for bulk gasoline terminals. 

89 FR 39124

EPA designated two per- and polyfluoroalkyl substances (PFAS)perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), including their salts and structural isomersas hazardous substances under CERCLA. 

89 FR 38508

EPA finalized amendments to NESHAPs for the coal- and oil-fired electric utility steam generating units source category.

Sierra Club v. Louisiana Department of Environmental Quality

The Fifth Circuit rejected an environmental group's challenge to the Louisiana Department of Environmental Quality's (LDEQ's) decision to issue preconstruction permits for a liquefied natural gas export facility in Cameron Parish. The group sought to have LDEQ's decision vacated, arguing the facilit...

89 FR 37137

SIP Approval: Nevada (nonattainment new source review requirements for the 2015 ozone NAAQS for Clark County Department of Environment and Sustainability).