United States of America v. Groveland Resources Corporation, and valley Manufactured Products Company, Inc.
United States of America, Kansas Department of Health and Environment v. United States Steel Corporation
United States of America, State of Washington, Puyallup Tribe of Indians and Muckleshoot Indian Tribe v. General Metals of Tacoma, Inc.
United States of America, State of Illinois, State of Louisiana and State of Montana v. Exxon Mobil Corporation and Exxon Oil Corporation