Water chemistry data for samples collected at groundwater and surface-water sites near the Lost Hills and Belridge oil fields, November 2016-September 2017, Kern County, California

An investigation was done by the U.S. Geological Survey, in cooperation with the California State Water Resources Control Board's Program of Regional Groundwater...此项调查由美国地质调查局（U.S. Geological Survey）联合加利福尼亚州水资源控制委员会区域地下水项目合作开展……