EPA asks 6 drillers, DEP, for wastewater info by Anya Litvak | Pittsburgh Business Times (5/11/11)
Tunnelton Liquids ordered to stop injecting Marcellus Shale water into disposal well by Anya Litvak | Pittsburgh Business Times (5/11/11)
Is mixing produced waters brines with acid mine drainage and injecting the sludge in an abandoned coal mine really a good idea?
And here's a report for some more background on produced water handling and managment.
Source:
Veil, J.A., 2010, Water Management Technologies Used by Marcellus Shale Gas Producers, ANL/EVS/R-10/3, prepared by the Environmental Science Division, Argonne National Laboratory for the U.S. Department of Energy, Office of Fossil Energy, National Energy Technology Laboratory, JulyANL/EVS/R-10/3
NETL / Produced Water Management Technology Descriptions
http://www.netl.doe.gov/technologies/pwmis/techdesc/pHadjust/index.html