Producer

PJM Interconnection LLC

HQ US · Pennsylvaniawebsite ↗

PJM Interconnection LLC (Audubon PA; non-profit RTO; not publicly traded) is the largest wholesale electricity market operator in the world by both load and capacity, managing the transmission grid and energy market for 13 US states plus DC — covering Pennsylvania, New Jersey, Maryland, Delaware, Ohio, Indiana, Illinois, Michigan, West Virginia, Virginia, North Carolina, and Kentucky. PJM coordinates ~180 GW of generation capacity serving ~65 million people and processes ~3 million wholesale electricity transactions daily. PJM's locational marginal pricing (LMP) system sets real-time wholesale electricity prices at ~1,000 nodes across its territory. PJM is the primary organized market through which large industrial consumers in the Mid-Atlantic and Midwest procure wholesale electricity. PJM's capacity market (the RPM auction) has experienced significant price spikes when capacity shortfalls occur. Major industrial electricity consumers in PJM territory include US Steel Gary IN, ArcelorMittal Indiana Harbor, and data center clusters in Northern Virginia (the world's largest data center market, dubbed 'Data Center Alley').

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