Comments on Notice of Preparation of a Draft Environmental Impact Report to evaluate the impacts of existing and potential future oil and gas well stimulation treatments occurring within California (California SB4)

On behalf of the Natural Resources Defense Council, Clean Water Action, Environmental Working Group, Earthworks, Los Padres ForestWatch, Environmental Defense Center, Los Angeles Waterkeeper, and our over one million members and online activists, we write to submit the following comments on the Notice of Preparation (NOP) of a Draft Environmental Impact Report (DEIR) to evaluate the impacts of existing and potential future oil and gas well stimulation treatments1 occurring within California, pursuant to California Senate Bill 4 (or SB4).