Arizona Electric Power Cooperative, Inc., and the City of Willcox, Arizona v. Federal Energy Regulatory Commission, Salt River Project Agriculture and Power District, Pacific Gas and Electric Company, Southern Union Company, and El Paso Natural Gas Company, Intervenors. Southern California Gas Company v. Federal Energy Regulatory Commission, Arizona Electric Power Cooperative, Inc., City of Willcox, Arizona, El Paso Natural Gas Company, Southern Union Company, People of the State of California, and the Public Utilities Commission of the State of California, and Pacific Gas & Electric Company, Intervenors. Arizona Electric Power Cooperative, Inc., and the City of Willcox, Arizona v. Federal Energy Regulatory Commission, El Paso Natural Gas Company, Pacific Gas & Electric Company, and Southwest Gas Corporation, Intervenors. El Paso Natural Gas Company v. Federal Energy Regulatory Commission, Asarco, Inc., Southern Union Company, Arizona Electric Power Cooperative, Inc., and City of Willcox, Arizona, General Motors Corporation, Southwest Gas Corporation, and Pacific Gas & Electric Company, Intervenors

Court of Appeals for the D.C. Circuit