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 ...

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 ...

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 ...

A new report from the U.S. Environmental Protection Agency finds that the Suncor Energy refinery in Commerce City has more malfunctions and more frequent unplanned pollution releases than other ...

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 Inc. (SU Quick Quote SU - Free Report) is facing a significant legal challenge as environmental groups filed a notice to sue the company under the U.S. Clean Air Act. The lawsuit, ...

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 ...

Residents near the Suncor refinery in Commerce City should exercise caution when conducting outdoor activities Saturday following a report from the company that it exceeded permitted levels of sulfur ...

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 ...