Suncor Energy

Supreme Court grapples with Boulder’s climate change lawsuit against oil and gas companies

Officials in Boulder and Boulder County argue their lawsuit is an attempt to hold energy companies Suncor and ExxonMobil accountable for their contributions to climate change.

Colorado rancher Kathryn Bedell talks about the impact of droughts on her business as activists gather at the Supreme Court for a case about whether oil and gas companies should help pay for damage caused by disasters linked to climate change, on Capitol Hill in Washington, Monday, Oct. 5, 2026. (AP Photo/J. Scott Applewhite)

The Suncor Energy oil refinery photographed in Commerce City, Colorado on Thursday, June 18, 2026. (Photo by Harmon Dobson/The Denver Post)

Supreme Court ruling in Colorado case would set key precedent: Whose law governs the sky (抖阴ap)

3 days ago

The U.S. Supreme Court will open its term with Boulder’s climate lawsuit. Here’s how it could affect similar cases.

3 days ago

Rex Frerichs hits on hole three as a smoky haze covers downtown Denver at City Park Golf Course on Monday, July 6, 2026. (Photo by AAron Ontiveroz/The Denver Post)

Colorado’s summer air pollution was among the worst in more than 30 years

By Noelle Phillips

September 23, 2026 at 4:00 a.m.

"This summer has been a stark reminder that we have a homegrown air pollution problem...

A large smoke plume rises from the Suncor Refinery in Commerce City, Colorado on Tuesday, July 28, 2026. (Photo by Harmon Dobson/The Denver Post)

Colorado seeks more regulation of Suncor refinery to reduce harmful pollution

By Noelle Phillips

August 29, 2026 at 4:00 a.m.

Flares atop Suncor Energy's Commerce City refinery are the state鈥檚 most significant source of volatile...

What do we expect when Suncor faces tiny fines and no enforcement? (Letters)

By DP 抖阴ap

August 5, 2026 at 10:12 a.m.

"Residents along the Front Range should not expect any resolution or punishment regarding the ongoing...

Suncor’s Commerce City refinery emits black smoke after maintenance

By Noelle Phillips

July 28, 2026 at 3:19 p.m.

The company issued an alert at 10:01 a.m., Tuesday that said increased smoke may be...

Prices per gallon are displayed over labels of various grades of gasoline at a Shell station Thursday, June 9, 2022, in Littleton, Colo. (AP Photo/David Zalubowski)

Gas prices in Denver expected to increase heading into Memorial Day weekend

By Judith Kohler

May 19, 2026 at 7:38 a.m.

GasBuddy reported that gas prices reached $4.99 a gallon at several gas stations in metro...

A large plume of smoke rises from a flare tower at the Suncor Energy oil refinery in Commerce City, seen from Denver on Monday, May 11, 2026. (Photo By Patrick Traylor/The Denver Post)

Power outage forces Suncor refinery in Commerce City to restart, spew black and yellow smoke

By Noelle Phillips

May 12, 2026 at 10:39 a.m.

Thick, black and yellow plumes billowed from two smokestacks at the Suncor Energy refinery in...

Gas flares into the sky at the Suncor Energy oil refinery in Commerce City, Colorado on Wednesday, July 26, 2023. (Photo by Hyoung Chang/The Denver Post)

Suncor shutdown sends black smoke into sky above Commerce City

By Noelle Phillips

April 16, 2026 at 9:54 a.m.

Suncor also reported that it may have released too much carbon monoxide from its Plant...

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