Mealey's (August 22, 2022, 12:00 PM EDT) -- SACRAMENTO, Calif. — A federal judge in California on Aug. 18 tossed allegations of nuisance and trespass leveled against companies that supplied industrial products containing hexavalent chromium (Cr6) to the federal government for use at the former McClellan Air Force Base, in addition to dismissing claims that the United States violated the Resource Conservation and Recovery Act (RCRA) in connection with that same use....