| Figure 7. The Main Interconnections of the U.S. Electric Power Grid and the 10 North American Electric Reliability Council Regions |
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| ECAR - East Central Area Reliability Coordination Agreement
ERCOT - Electric Reliability Council of Texas FRCC - Florida Reliability Coordinating Council MAAC - Mid-Atlantic Area Council MAIN - Mid-America Interconnected Network MAPP - Mid-Continent Area Power Pool NPCC - Northeast Power Coordinating Council SERC - Southeastern Electric Reliability Council SPP - Southwest Power Pool WSCC - Western Systems Coordinating Council Note: The Alaska Systems Coordinating Council (ASCC) is an affiliate NERC member. Source: North American Electric Reliability Council. |
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