The Blawnox Fire Department told the DEP that gasoline entered a storm sewer and the Allegheny River. The DEP is now working ...

The Seneca Nation is once again demanding that the city of Olean address problems with its sewage and wastewater treatment ...

Leaders of the Seneca Nation are once again calling on the City of Olean, New York to take decisive action to fix ...

While both the Monongahela River and Allegheny Rivers both can freeze in the winter, the Allegheny River will be the river ...

It seems as though the Allegheny River typically freezes rather than the Monongahela River. KDKA-TV Meteorologist Ray Petelin ...

Residents of Olean and neighboring communities, Seneca Nation officials and all those who enjoy the Allegheny River’s water ...

The Pennsylvania DEP and Stronghold Digital Mining have agreed to cleanup of the company’s coal ash dump in Venango Co. by September 1, 2026.

A settlement was reached to remove a massive, unpermitted coal ash pile at the Scrubgrass cryptomining facility. The pile, ...

Cleanup continues at an O’Hara stream after a fuel leak early Friday. Fire crews were called at 6:45 a.m. to Fox Chapel Road for the odor of gas near the BP station, just outside Fox Chapel Plaza.

More than $2.7 million in grant funding was awarded to Southwest Pennsylvania last month through the state’s Department of ...

Springdale’s boiler house is hours away from the past tense. A Cleveland-based demolition company and the site’s owner plan ...