This document summarizes key findings, conclusions, and recommendations of all three volumes. (Public Release: July 9, 2015)
Volume I provides the factual basis describing what well stimulation treatments (WST) are, how they are conducted in general and practiced in California, and where they have been and are being used for oil and gas production in the state.
Volume II discusses how well stimulation could affect water, atmosphere, seismic activity, wildlife and vegetation, and human health. Volume II reviews available data, and identifies knowledge gaps and alternative practices that could avoid or mitigate these possible impacts. (Public Release: July 9, 2015)
Volume III presents four case studies that assess environmental issues and qualitative risks for specific geographic regions: Offshore, Monterey Formation, Los Angeles Basin, and the San Joaquin Basin. (Public Release: July 9, 2015)