Suncor Energy’s oil refinery in Commerce City exceeded its permitted pollution limits for more than 900 cumulative hours during its three-month shutdown in late 2022 and early 2023, according to a ...

COMMERCE CITY, Colo. — An analysis by the U.S. Environmental Protection Agency (EPA) released Friday shows the Suncor petroleum refinery in Commerce City had a higher frequency of air-quality ...

When a malfunction at Suncor Energy’s oil refinery spewed sulfur dioxide into the air over Commerce City in the predawn hours of April 12, a machine quietly sampling air quality in the community ...

The Environmental Protection Agency is warning that Suncor has more air pollution incidents than most other refineries because of poor maintenance, testing and inspection. The report released Friday ...

COMMERCE CITY, Colo. (KDVR) — Higher-than-normal levels of air pollution were found in the areas surrounding the Suncor refinery, the Colorado Department of Public Health and Environment said. CDPHE ...

Suncor Energy, a Canadian oil and gas company, has nearly resumed full operations at its Commerce City refinery more than three months after a cold snap triggered a mysterious series of failures at ...

Suncor Energy’s refinery operations in Commerce City are of regional concern — for health and safety, for the supply of fuels and asphalt, for problematic greenhouse gas emissions, and for ...

Getting your Trinity Audio player ready... We need full disclosure, accountability regarding Suncor Re: “Suncor’s obtuse response to pollution,” Jan. 29 editorial Your editorial rightfully raises ...