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89 FR 21437

SIP Approval: Florida (general conformity portion of the conformity rule). 

89 FR 21222

SIP Proposal: West Virginia (limited maintenance plans for the 2006 24-hour fine particulate matter NAAQS for the Charleston area and the West Virginia portion of the Steubenville-Weirton area).

89 FR 20915

SIP Proposal: California (issuance of permits for stationary sources and the preconstruction review and permitting of major sources and major modifications in the Tehama County Air Pollution Control District). 

89 FR 19878

United States v. Trident Seafoods Corp., No. 2:19-cv-231 (W.D. Wash. Mar. 24, 2024). A proposed material modification to a consent decree concerning a settling CAA defendant's use of ozone-depleting refrigerants on board fishing vessels and at seafood processing facilities in Alaska and the Pacific Northwest extends certain deadlines for the defendant to retrofit or retire a number of its larger refrigeration appliances and requires the defendant to retrofit or retire the appliances on an additional vessel by January 31, 2032. 

89 FR 19519

SIP Proposal: Wisconsin (second 10-year 2006 24-hour fine particulate matter limited maintenance plan for the Milwaukee-Racine maintenance area). 

89 FR 19308

EPA announced the availability of Volumes 1 and 2 of the Integrated Review Plan for the Primary National Ambient Air Quality Standards for Oxides of Nitrogen

89 FR 18548

SIP Approval: California (second 10-year particulate matter maintenance plan for Sacramento County).