Company spills over 1M gallons of drilling fluid into abandoned mine during pipeline construction
MarkWest said the fluid is nontoxic and that it has monitored for surface water contamination, but hasn’t found any.
Pollution
Trump adminstration rolls back mercury rules for coal-fired power plants
The standard for mercury emissions from coal-fired power plants will revert back to a 2012 standard.
Study: Air pollution in Pittsburgh region responsible for 3,500 deaths in 2019
Even thought the region’s air has started to come into compliance with federal clean air standards, it still ranks among the country’s dirtiest.
After deadly explosion, safety and environmental lapses at U.S. Steel’s coke works now rest with Nippon
Six months after two deaths at the massive Clairton Coke Works, U.S. Steel’s new owner inherits the plant’s safety challenges and pollution violations. Nippon’s plans haven’t yet been released.
Clairton sees hope but a history of disappointment six months after explosion
Residents living near U.S. Steel Clairton Coke Works are hoping for a departure from decades of disinvestment and persistent pollution.
‘Alarming’ levels of PFAS from Pittsburgh airport are being discharged into Montour Run watershed
High levels of toxic 'forever chemicals' in the airport’s stormwater are being discharged into tributaries of Montour Run, a popular stream in Allegheny County.
EPA decision could lead to reversal of clean air gains
In January, the EPA announced the economic value of human health benefits will no longer be a factor in air pollution regulations for soot and smog.
New symptom tracker, trial aim to document residents’ symptoms after East Palestine train derailment
A new tool for East Palestine residents is helping researchers document health changes stemming from the Norfolk Southern train derailment.
Ohio senator failed to disclose ties to well companies, complaint alleges
Environmental advocates claim that Sen. Brian Chavez pushed legislation that would benefit him and his family, and failed to disclose financial ties to at least five oil and gas companies.
Research projects look at health of humans and dogs in East Palestine, 3 years after the train derailment
Long term liver health, how chemicals affect dogs, sharing lessons learned with other disasters and environmental justice are all areas of research since 2023.
