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.
The Clairton Coke Works is the biggest emitter of H2S in Pennsylvania and is "likely a substantial contributor" to the stinky toxic pollutant in the Mon Valley.
The dry spring meant less phosphorous fertilizer running off into tributaries of Lake Erie. It's too early to tell if efforts to reduce phosphorous are paying off.
