air quality

Letter to Michael Regan – Cherokee Power Plant, Colorado – 05-10-2021 (PDF) 

by Susan Sargent | May 10, 2021
DESCRIPTION: Letter to Michael Regan regarding environmental justice issues around the Cherokee power plant in Colorado TO: Michael Regan, EPA Administrator FROM: PEER DATE: May 10, 2021 TAGS: Colorado, EPA, air quality   ...

Letter to Colorado Attorney General Phil Weiser – Air Quality Standards – 05-07-2021 (PDF) 

by Susan Sargent | May 7, 2021
DESCRIPTION: Request to Expand Scope of Investigation by Special Assistant Attorneys General into Non-Enforcement of National Ambient Air Quality Standards by the CO Department of Public Health and Environment, Air Pollution Control Division. TO: Colorado Attorney General Phil Weiser FROM ...

Letter to the EPA Inspector General Requesting Review of Colorado Air Quality Non-Enforcement (PDF)

by Susan Sargent | March 30, 2021
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’ ...