Bonneville Power Administration, City of Tacoma Port of Seattle Coral Power, L.L.C. Constellation Energy Commodities Group, Inc., Intervenors v. Federal Energy Regulatory Commission, Pacificorp, Respondent-Intervenor. Arizona Electric Power Cooperative, Inc. Dynegy Power Marketing, Inc. Duke Energy North America, Llc, Duke Energy Trading and Marketing, Llc, (Collectively, "Duke Energy") El Paso Merchant Energy L.P. Metropolitan Water District of Southern California Williams Energy Marketing & Trading Company Reliant Energy Power Generation, Inc., Coral Power, L.L.C., Intervenor v. Federal Energy Regulatory Commission, Southern California Edison Company City of Los Angeles Department of Water and Power, Port of Seattle City of Tacoma People of the State of California City of Pasadena City of San Diego Ca State Assembly, Petitioners-Intervenors v. Federal Energy Regulatory Commission, Sacramento Municipal Utility District, Port of Seattle City of Tacoma People of the State of California City of Pasadena City of San Diego Ca State Assembly, Petitioners-Intervenors, City of Pasadena, California, Intervenor v. Federal Energy Regulatory Commission, Azusa, Banning, Colton, and Riverside, California, Coral Power, L.L.C. Constellation Energy Commodities Group, Inc., Intervenors v. Federal Energy Regulatory Commission, Pacificorp, Respondent-Intervenor