oil wastewater disposal

The California agency that oversees oil and gas drilling says 55,000 oil injection wells statewide need review. The Division of Oil, Gas, and Geothermal…

After a review found 2,500+ instances of state authorized oil injections into aquifers, California's chief regulator shut a dozen wells and will test for…

The State of California says it will do a better job of monitoring oil drilling that could affect the state's groundwater supply. Capital Public Radio's…