Chevron El Segundo among worst water-polluting refineries
A study of oil refineries nationwide ranked the Chevron El Segundo facility on Santa Monica Bay as the largest water polluter for nitrogen and selenium in 2021, compared to 80 other oil operations. The pollutants, which are byproducts of the oil refining process, are legally discharged into the Pacific Ocean. Authors of the report, as well as conservationists, are calling on federal environmental officials to revise and tighten regulations that permit such discharges into water bodies, saying they have the power to do so but choose not to act. … In an email to The Times, the oil company said it directly treats all of the facility’s process wastewater and storm water runoff “under a rigorous discharge permit …