KQED Investigation: Oil Industry Wastewater and Aquifer Contamination – Central Valley, CA

How Much Drinking Water Has California Lost to Oil Industry Waste?  No One Knows
(Lauren SOMMER, KQED Science; August 3, 2017)
https://ww2.kqed.org/science/2017/08/03/how-much-drinking-water-has-california-lost-to-oil-industry-waste-no-one-knows/