(March 3, 2017, 7:52 AM EST) -- LOS ANGELES — Pacific Gas & Electric Co. (PGE) on Feb. 24 filed its answer to a groundwater contamination complaint in California federal court, contending that the court lacks jurisdiction because the claims are preempted by the Safe Drinking Water Act (SDWA) and the claims are moot (Carolyn Bolin, et al. v. Pacific Gas & Electric Company, No. 16-676, C.D. Calif.)....