Residents in Cadiz say the water looks, smells and tastes bad. Experts blame extreme weather, aging infrastructure and a lack of certified professionals.
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.
The Conestoga River flows through downtown Lancaster, suburbs and farmland. Polluted by sewage and agricultural runoff, the river is also popular for recreation.