The Allegheny Front for The Week of May 11, 2011

Listen to the entire show: Some of Pennsylvania's Biggest Water Users Save Water; Above Ground, Marcellus Salts Put Water at Risk; The Allegheny Front Rewind: Sewage Overflow Still Plagues Rivers; Study Finds High Levels of Methane Near Drilling Sites and Other Marcellus News; Pitt And CMU Researchers Look At Treated Wastewater To Cool Power Plants