Regulations.gov document: Governor's Designations Submission: Letter Dated January 28, 2025, from Steven S. Cliff, Executive Officer, California Air Resources Board, to Cheree Peterson, Acting Regional Administrator, EPA Region 9, Regarding PM2.5 Designations in California
Regulations.gov document: Governor's Designations Submission: Letter Dated January 28, 2025, from Steven S. Cliff, Executive Officer, California Air Resources Board, to Cheree Peterson, Acting Regional Administrator, EPA Region 9, Regarding PM2.5 Designations in California — retained record — High Signal