Regions
NameTypeStatesDescription
PJM-RTORTODC, DE, IL, IN, KY, MD, MI, NC, NJ, OH, PA, TN, VA, WVPJM Interconnection
MIDATLRegionDC, DE, MD, NJ, PAPJM Mid-Atlantic Region/CZ [PJM-RTO]
WESTERNRegionIL, IN, KY, MD, MI, OH, PA, TN, VA, WVPJM Western Region [PJM-RTO]
SOUTHERNRegionNC, VAPJM Southern Region [PJM-RTO]
AECOTransmission ZoneNJAtlantic City Electric (Exelon) [MIDATL]
AEPControl AreaIN, KY, MI, OH, TN, VA, WVAEP: AEP Ohio, Appalachian Power, Indiana Michigan Power & Kentucky Power [WESTERN]
BGETransmission ZoneMDBGE (Exelon) [MIDATL]
COMEDControl AreaILComEd (Exelon) [WESTERN]
CPPControl AreaOHCleveland Public Power [WESTERN]
DAYControl AreaOHFormer Dayton Power & Light Company: DP&L [WESTERN]
DPLTransmission ZoneDE, MDDelmarva Power (Exelon) [MIDATL]
DEOKControl AreaKY, OHDuke Energy: Duke Energy Ohio & Duke Energy Kentucky [WESTERN]
DOMControl AreaNC, VADominion Virginia Power [SOUTHERN]
DUQControl AreaPADuquesne Light Company [WESTERN]
EKPCControl AreaKYEast Kentucky Power Cooperative [WESTERN]
FE-APControl AreaMD, PA, VA, WVFormer AP: West Penn Power, Mon Power, Potomac Edison/TrAIL Co VA Transmission Zone & Potomac Edison (FirstEnergy; FE-South) [WESTERN]
FE-ATSIControl AreaOHFormer ATSI: Penn Power, Ohio Edison, The Illuminating Company & Toledo Edison (FirstEnergy; FE-West) [WESTERN]
FE-JCTransmission ZoneNJFormer GPU: Jersey Central Power & Light (FirstEnergy; FE-East) [MIDATL]
FE-METransmission ZonePAFormer GPU: Met-Ed (FirstEnergy; FE-East) [MIDATL]
FE-PNTransmission ZonePAFormer GPU: Penelec (FirstEnergy; FE-East) [MIDATL]
ITCITransmission ZoneMIITC Interconnection LLC (ITCI) [WESTERN]
PECOTransmission ZonePAPECO (Exelon) [MIDATL]
PEPCOTransmission ZoneDC, MDPEPCO (Exelon) [MIDATL]
PPLTransmission ZonePAPPL Electric Utilities [MIDATL]
PSEGTransmission ZoneNJPSE&G (PSEG) [MIDATL]
RECOTransmission ZoneNJOrange & Rockland: Rockland Electric Company [MIDATL]
RMUTransmission ZoneILRochelle Municipal Utilities, City of Rochelle [WESTERN]
SMECOTransmission ZoneMDSouthern Maryland Electric Cooperative [MIDATL]
UGITransmission ZonePAUGI Electric Service [MIDATL]
PJM TEST GRBControl AreaTest Company for PJM use.