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US Steel's Clairton Coke Works. Photo: Reid R. Frazier

US Steel claims air pollution order could cost it $400 million

County says order is necessary to get region's air within federal pollution limits
By Reid Frazier

The Horsham Air Guard Station in Bucks County, Pa. where the use of PFAS chemicals in firefighting foam has been linked with contamination of local water supplies.

Advocates say PFAS bills would tighten federal control over chemicals

Legislation aims to improve detection, spur cooperation between federal and state governments
By Jon Hurdle

A Mariner East 2 pipeline construction  site is shown off Valley Road near Media, Pa., on Aug. 22. The site is close to where Sunoco is digging up a section of the pipeline after discovering a coating issue that needed to be fixed.

Sunoco replaces section of Mariner East 2 because of flaws in pipeline coating

The company said the work in Delaware County is a preventative measure. An independent pipeline consultant said it’s ‘rare’ that a line is dug up and replaced like this.

By Jon Hurdle

Canadian geese on the upper Delaware River.

Delaware River campaigners assail reservoir releases amid summer deluge

Environmentalists call for new agreement to manage flows; NYC says accord was agreed between itself and four states
By Jon Hurdle

The Bruce Mansfield Power Plant burns coal to generate electricity in Beaver County.

Trump administration unveils plan to replace Obama’s signature climate initiative

Although the Trump administration has promised to prop up the nation’s ailing coal industry, it’s unclear how much impact the new rule will have on the economic forces the industry faces.

By Marie Cusick

After EPA warning, Pa. hikes fees on water systems to hire more inspectors

In late 2016, the EPA told Pennsylvania’s Department of Environmental Protection that its water program was so under-staffed and under-funded, it was failing to enforce federal standards.

By Marie Cusick

Crews work to stabilize sinkholes in a West Whiteland Township, Chester County neighborhood on March 3. The sinkholes appeared  near a construction site for the Mariner East 2 pipeline.
Updated: August 17, 2018 | 8:02 am

DEP approves ME2 modifications in West Whiteland, but PUC green light still needed

If approved by the PUC, the permit modifications would end a construction hiatus in the township ordered first by a PUC administrative judge and then partially upheld by the full PUC in June.

By Jon Hurdle

The proposed PennEast pipeline would pass through the fields of the Christman farm, seen from the intersection of Station Street and Pohopoco Drive in Lehighton.
Updated: August 14, 2018 | 9:40 am

FERC sued over PennEast approval after denying rehearing requests

Environmental groups say regulator failed to consider climate impacts and need for pipeline
By Jon Hurdle

Sunoco's Mariner East 2 pipeline construction on Pennell Road in Middletown Township. (Emma Lee/WHYY)

PUC allows restart of Mariner East 2 construction in parts of Chester County

The agency agreed to have Sunoco continue construction at eight of 12 locations, where a judge halted work due to public safety and environmental concerns.

By Susan Phillips

Atlantic Sunrise Pipeline construction in Lancaster County. (March 2018)
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