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

QAPP for Formation of Disinfection By-Products from Hydraulic Fracturing Constituents

This QAPP describes the technical details and associated quality assurance and quality control procedures for the brominated disinfection byproduct precursor studies.

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QAPP for Formation of Disinfection By-Products from Hydraulic Fracturing Fluid Constituents, Revised December 9, 2013 (PDF)(64 pp, 4 MB)