Letter to the EPA Inspector General Requesting Review of Colorado Air Quality Non-Enforcement (PDF)
DESCRIPTION: Request for Review of Intentional Non-Enforcement of National Ambient Air Quality Standards by Colorado Department of Public Health & Environment Pursuant to State Implementation Plan Under the Clean Air Act, 42 U.S.C. § 7401 et seq. TO: EPA, Office of the Inspector ...
Letter to Colorado Department of Public Health and Environment – Air Quality Standards – 03/30/2021 (PDF)
DESCRIPTION: Letter to Colorado Department of Public Health and the Environment to request that Colorado meet all Clean Air Act and Colorado Air Pollution Prevention and Control Act requirements TO: Jill Hunsaker-Ryan, Director, Colorado Department of Public Health and Environment FROM: ...
Letter to EPA IG – Colorado Air Quality Standards – 03/30/2021 (PDF)
DESCRIPTION: Request for Review of Intentional Non-Enforcement of National Ambient Air Quality Standards by Colorado Department of Public Health & Environment Pursuant to State Implementation Plan Under the Clean Air Act, 42 U.S.C. § 7401 et seq. TO: Inspector General Sean W. O’ ...
I-70 Expansion Modeling Report (PDF)
Air Modeling for PM 2.5 & PM 10 for I-70 East Phase1 demonstrates that the project will violate NAAQS PM 2.5 ...
Pruitt’s New Dirty Air Plan Hatched Behind the Scenes
Ambient or Outdoor Air Pollution Standards Set for Rollback per Industry Playbook ...
