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A swimmer jumps into the Devil’s Pool in Fairmount Park in Philadelphia. (Kimberly Paynter/WHYY)

Swimming in the Wissahickon isn’t so idyllic: There’s poop in it.

As much as 90 percent of the water in the Wissahickon is treated sewage that comes from four wastewater-treatment plants upstream. Apparently, most people just shrug it off.

By Catalina Jaramillo

After a warning from the EPA, Pennsylvania is moving to hire more staff to enforce Safe Drinking Water Act standards.

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 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

A photo of a Delmarva bay in spring shows the wetland flooded. In summer and fall this same wetland is dry. This isolated wetland falls under Obama's Waters of the U.S. Rule.

Federal judge reverses Trump decision on clean water protections

The decision, which could be appealed, restored the rule in 26 states.
By Susan Phillips

Lancaster is among the first cities in the world to achieve the new LEED certification for cities.

Lancaster, Pa. among first cities in the world to get LEED certification

LEED, which stands for Leadership in Energy and Environmental Design, has been used to signify green buildings. The certification now includes cities focused on sustainability.

By Marie Cusick

In this photo made on Saturday, Feb. 16, 2013, a worker walks on top of a container of chemicals used in the making of a brine water that is then pumped below the surface in a hydraulic fracturing process to release natural gas from shale deposits at a gas well site in Zelienople, Pa.

Fracking industry water use rises as drills extend, study says

In the Marcellus Shale region, the increases were the smallest among six areas studied. Researchers expect water use to keep going up.

By Jon Hurdle

FILE - In this Sept. 15, 2017, file photo, algae floats in the water at the Maumee Bay State Park marina in Lake Erie in Oregon, Ohio.

Study: Climate change hinders summer fun on Lake Erie

In some cases, people waited until later in the day to go swimming, or reported having to head for deeper water to fish. Some people chose to leave the area entirely and not return.

By Marie Cusick

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

Crews demonstrate Pennsylvania's one-call program Friday at a Columbia Gas training facility in Beaver County.

Dolphins swim in the Shrewsbury River Wednesday, July 2, 2008, in Sea Bright, N.J. (AP Photo/Mel Evans)

A missing gene could make marine mammals more vulnerable to common pesticides

Organophosphates drain off farms and make their way to the ocean, where they could be harming sea creatures like whales, dolphins and manatees.

By Catalina Jaramillo