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Keystone-Conemaugh Projects LLC v. United States Environmental Protection Agency
The Third Circuit denied power companies' petition to review EPA's issuance of a federal implementation plan (FIP) establishing nitrogen oxide (NOx) emission limits for selective catalytic reduction-equipped coal-fired electric generating units in Pennsylvania to address reasonably available control...
El Puente v. United States Army Corps of Engineers
The D.C. Circuit affirmed summary judgment for the Army Corps of Engineers and NMFS in a challenge to approval of a dredging project in Puerto Rico's San Juan Bay. Environmental groups argued the agencies failed to take the necessary "hard look" at the project's environmental effect. The district co...
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).