Nos. 93-55824, 93-55876

50 F.3d 741 40 ERC 1475 , 25 Envtl. L. Rep. 20 ,703 UNITED STATES of America; State of California, ex rel. Department of Fish & Game, State Lands Commission; and Department of Parks & Recreation, Plaintiffs-counter-defendants-third-party-defendants-Appellees, v. MONTROSE CHEMICAL CORPORATION OF CALIFORNIA; Chris-Craft Industries, Inc.; Stauffer Management Company; ICI American Holdings, Inc.; Atkemix Thirty-Seven, Inc.; Rhone-Poulenc Basic Chemicals Company, Defendants-counter-claimants-cross-claimants-Appellants, v. CITY OF LOS ANGELES; County of Los Angeles; City of Long Beach; Orange County Municipalities and Sanitation District in Orange County; Ventura County Municipalities and Sanitation Districts in Ventura County; San Bernardino County Municipalities, Water & Sanitation Districts, Third-party-defendants-Appellees, and DDT Industrial; PCB Industrial; Los Angeles County Sanitation District and other County Sanitation District of Los Angeles County, Defendants-Appellees. UNITED STATES of America; State of California, ex rel. Department of Fish & Game, State Lands Commission, and Department of Parks & Recreation, Plaintiffs-Appellees, v. MONTROSE CHEMICAL…