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89 FR 48034

FWS determined endangered species status under the ESA for the Guadalupe fatmucket, Texas fatmucket, Guadalupe orb, Texas pimpleback, Balcones spike, and false spike, determined threatened species status for the Texas fawnsfoot, and designated approximately 1,577.5 river miles in total as critical habitat for the seven species of freshwater mussels in central Texas. 

89 FR 47988

United States v. Union Carbide Corp., No. 1:24-cv-01463 (D. Colo. May 23, 2024). Under a proposed consent decree, settling CERCLA defendants must pay $600,000 to reimburse response costs incurred at the Uravan Uranium Project Superfund Site in Montrose County, Colorado, and to comply with institutional controls and other requirements for property owned within the site. 

89 FR 47468

SIP Approval: Kentucky (revisions to geographical boundary description and attainment status designation for the Henderson-Webster 2010 primary sulfur dioxide nonattainment area). 

89 FR 47474

SIP Proposal: District of Columbia, Maryland, and Virginia (revisions to motor vehicle emissions budgets and onroad and nonroad mobile emissions for volatile organic compounds and nitrogen oxides for years 2025 and 2030). 

89 FR 47504

SIP Proposal: Nebraska (miscellaneous changes). 

89 FR 47792

The Internal Revenue Service proposed regulations relating to the clean electricity production credit and the clean electricity investment credit established by the Inflation Reduction Act of 2022 to provide rules for determining greenhouse gas emissions rates resulting from the production of electricity; petitioning for provisional emissions rates; and determining eligibility for these credits in various circumstances.

89 FR 47178

United States v. PSF, Inc., No. 3:24-cv-00112 (D. Alaska May 24, 2024). Under a proposed consent decree, settling CWA defendants that allegedly violated the conditions and limitations of their NPDES permits at their facilities in Valdez and King Cove, Alaska, must perform injunctive relief and pay $750,000 in civil penalties. 

89 FR 47178

United States v. TPC Group LLC, No. 24-00187 (E.D. Tex. May 21, 2024). Under a proposed consent decree, a settling CAA defendant must pay $12.1 million in civil penalties and spend approximately $80 million to improve its risk management program and improve safety at its petrochemical manufacturing facilities in Port Neches and Houston, Texas, in connection with a November 2019 explosion at the Neches facility and failure to take corrective action at the Houston facility. 

89 FR 47398

SIP Proposal: Arizona (partial approval and partial disapproval of revisions related to regional haze).