When the coke plant in Monessen started back up in September, so did the air quality complaints. Its previous owner agreed to a nearly $2 million settlement for air violations.
The stinky smell that hung over Pittsburgh was caused by a broken valve at the Neville Chemical plant. Nearly 1,000 pounds of hazardous air pollutants were released.
In 2017, DEP started developing regulations for PFAS, a class of "forever" chemicals. It might be done by 2023. PFAS is linked to some types of cancers.
Budding filmmakers work on a project they hope will draw attention to the litter problem in Beaver County, and inspire other kids to make a difference.
Spills from the Mariner East construction were in Blair, Cumberland, Juniata, and Lebanon counties. Sunoco already paid half a million dollars in fines for spills in Lebanon county last year.