air pollution

Colorado Air Pollution – Gold and Fossil Fuel Mining

by Katherine Wilkin | June 9, 2021
Several mines in Colorado received unlawful air permits that do not comply with air quality standards as a result of false emissions data ...

Colorado Air Pollution – Interstate Expansions

by Susan Sargent | June 4, 2021
$1.2 billion project started in August 2018, to widen I-70 from 6 lanes to 8 lanes near Commerce City, Colorado ...

Colorado Air Pollution – Suncor

The allegations against the CDPHE implicate the air permit renewal for the Suncor Energy oil refinery in Commerce City ...

BLOG | What is Going On with EPA Chemicals?

by Chandra Rosenthal | May 24, 2021
Colorado has been undermining its own air pollution experts for years in favor of easing requirements for polluters ...

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 ...