air pollution

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 ...

COMMENTARY | What is Going On with Colorado Air Quality?

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

by PEER | 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 ...