EPA's Study of Hydraulic Fracturing and Its Potential Impact on Drinking Water Resources

QAPP for Numerical Simulation for Groundwater Flow and Contaminants Transport at the Hydraulic Fracturing Retrospective Case Study Site, Killdeer, North Dakota (GWERD)

This QAPP describes the technical details and associated quality assurance and quality control procedures for the Dunn County, North Dakota, Bakken Shale case study.

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QAPP for Numerical Simulation for Groundwater Flow and Contaminants Transport at the Hydraulic Fracturing Retrospective Case Study Site, Killdeer, North Dakota, Revised September 11, 2013 (PDF)(24 pp, 795 K)