The refinery is looking to increase its annual oil gas processing in a unit by roughly 8%, which would similarly raise greenhouse gases by 8%.

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The Montana Department of Environmental Quality is seeking public comment for a reissuance of a hazardous waste permit for the petroleum refinery near Laurel.

More coverage of Billings and Montana: <a href="https://www.ktvq.com">https://www.ktvq.com</a> ...

BILLINGS — A fire at the ConocoPhillips refinery that spewed thick black smoke into the air on Christmas Eve was caused when a heater inside the tank ignited oil vapors, ...

Rule stopped future federal coal leasing in 17 eastern Montana counties; new legislation would overturn that decision.

Following Wyoming’s lead, Montana’s congressional delegation is pushing to reverse Biden-era BLM rules that would end coal ...

In rural Southwest Montana, a clash over tax fairness and critical services between a luxury ski community and a modest town led to statewide reform through new laws.

Town hall attendees were told the excess sulfur dioxide will continue to be emitted from the refinery until repairs are finished.

The historic Domino sugar refinery in Yonkers will close this year, after more than a century in operation.

The Domino Sugar refinery in Yonkers is slated to close at the end of 2025, parent company ASR Group said in a news release.