| PowerSouth Energy Cooperative |
AEC |
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| Associated Electric Cooperative Incorporated |
AECI |
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| Avista Corporation |
AVA |
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| Arizona Public Service Company |
AZPS |
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| Balancing Authority of Northern California |
BANC |
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| Bonneville Power Administration |
BPAT |
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| Public Utility District No. 1 of Chelan County |
CHPD |
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| California Independent System Operator |
CISO |
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| Duke Energy Progress East |
CPLE |
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| Public Utility District No. 1 of Douglas County |
DOPD |
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| Duke Energy Carolinas |
DUK |
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| El Paso Electric Company |
EPE |
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| Electric Reliability Council of Texas |
ERCO |
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| Florida Municipal Power Pool |
FMPP |
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| Duke Energy Florida |
FPC |
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| Florida Power and Light |
FPL |
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| Public Utility District No. 2 of Grant County |
GCPD |
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| Gainesville Regional Utilities |
GVL |
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| City of Homestead |
HST |
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| Imperial Irrigation District |
IID |
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| Idaho Power Company |
IPCO |
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| Independent System Operator of New England |
ISNE |
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| JEA |
JEA |
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| Los Angeles Department of Water and Power |
LDWP |
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| Louisville Gas and Electric Company and Kentucky Utilities Company |
LGEE |
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| Midcontinent Independent System Operator |
MISO |
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| Nevada Power Company |
NEVP |
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| Utilities Commission of New Smyrna Beach |
NSB |
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| NorthWestern Corporation |
NWMT |
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| New York Independent System Operator |
NYIS |
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| PacifiCorp East |
PACE |
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| PacifiCorp West |
PACW |
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| Portland General Electric Company |
PGE |
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| PJM Interconnection |
PJM |
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| Public Service Company of New Mexico |
PNM |
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| Public Service Company of Colorado |
PSCO |
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| Puget Sound Energy |
PSEI |
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| South Carolina Public Service Authority |
SC |
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| South Carolina Electric and Gas Company |
SCEG |
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| Seattle City Light |
SCL |
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| Seminole Electric Cooperative |
SEC |
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| Southern Company Services - Transmission |
SOCO |
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| Southwestern Power Administration |
SPA |
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| Salt River Project |
SRP |
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| Southwest Power Pool |
SWPP |
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| City of Tallahassee |
TAL |
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| Tampa Electric Company |
TEC |
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| Tucson Electric Power |
TEPC |
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| Turlock Irrigation District |
TIDC |
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| City of Tacoma Department of Public Utilities |
TPWR |
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| Tennessee Valley Authority |
TVA |
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| Western Area Power Administration - Rocky Mountain Region |
WACM |
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| Western Area Power Administration - Desert Southwest Region |
WALC |
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| Western Area Power Administration - Upper Great Plains West |
WAUW |
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