ThinkProgress | California Pledges To Eventually Stop Letting Oil Companies Dump Waste Into ... ThinkProgress Pumpjacks operate at the Kern River Oil Field, Friday, Jan. 16, 2015, in Bakersfield, Calif. California regulators authorized oil companies more than 2,500 times to inject wastewater and other production-related fluids into federally protected aquifers ... California oil regulator cites 'serious concerns' on data collection |