Utilities/Merchant Generators
Regional Electrical Utilities
Arizona
Investor Owned Utilities
Arizona Public Service (Pinnacle West Capital Corp.)
Publicly Owned Utilites
Mesa Utilities Department
Salt River Project
California
Investor Owned Utilities
Bear Valley Electric Service
Sierra Pacific (Sierra Pacific Resources)
Southern California Edison (Edison International)
San Diego Gas and Electric (Sempra Energy)
Pacific Gas & Electric (PG&E Corporation)
Publicly Owned Utilities
Imperial Irrigation District
Los Angeles Department of Water and Power
Northern California Power Agency
Sacramento Municipal Utility District
Santa Clara
Southern California Public Power Authority
Colorado
Investor Owned Utilities
Xcel Energy
Publicly Owned Utilities
Chimneyrock Public Power District
Grand Valley Power
San Isabel Electric Association
San Miguel Power Association
Tristate Generation and Transmission Association
Nevada
Nevada Power Company (Sierra Pacific Resources)
SIerra Pacific (Sierra Pacific Resources)
New Mexico
Investor Owned Utilities
PNM (PNM Resources)
Texas-New Mexico Power Company (PNM Resources)
Xcel Energy
Texas
Investor Owned Utilities
AEP-Texas North (American Electric Power)
Oncor (EFH - Energy Future Holdings)
Xcel Energy
Utah
Investor Owned Utilities
Pacificorp
Publicly Owned Utilities
Utah Associated Municipal Power Systems
Provo City Power
www.provo.org/util.util_main.html/
Federal Power Marketing Agency
Western Area Power Administration