PJM Interconnection

Consortium

PJM Interconnection operates the largest grid in the US, managing the wholesale electricity market and ensuring reliability for 65 million people.

Sector: grid-operator
HQ: PA, US
Founded: 1997
Stories: 103 on MGRID.org

Stories about PJM Interconnection (103)

Shapiro Asks to Join Consumer Advocate’s PPL Data Center Case as the Complaint Flags a July 2027 Supply Risk

October 16, 2026 · Data Centers

4 sources Pennsylvania Gov. Josh Shapiro asked the Public Utility Commission on Oct. 15 to join a consumer advocate complaint that seeks a separate PPL rate class making large data…
PJM Will Study SoftBank’s 9.6 GW Ohio Data Center Load at the State’s Request, But the Study Sets No Cost Allocation

October 14, 2026 · Data Centers

3 sources PJM filed a study agreement at FERC on October 13, 2026 to assess SoftBank's roughly 10-GW Flagship data center complex in Ohio under Ohio's State Agreement Approach request.
DOE Gives PJM a Four-Day Emergency Order as 61,591 MW of Generation Sits Out for Autumn Maintenance

October 12, 2026 · FERC & Federal

4 sources PJM asked the Energy Department for emergency powers through October 16 after it forecast 111,500 MW of demand while planned outages took 61,591 MW of generation offline.
FERC Upholds 11 Years of PJM Transmission Refunds, and the Recalculated Bills Run Back to June 18, 2015

October 11, 2026 · FERC & Federal

3 sources FERC upheld its removal of PJM's 1% de minimis cost allocation exemption on October 8, leaving transmission owners to recalculate bills back to June 18, 2015.
FERC Rejects PJM’s Curtail-First Plan for New Large Loads, and Keeps Only the 50 MW Definition and a Registry

October 10, 2026 · FERC & Federal

3 sources FERC rejected the core of PJM's large-load plan on October 9, 2026, finding that its Interim Resource Adequacy Service reaches into state control of retail customers. It kept…
DOE Makes Its First FERC Filing in Five Years on PJM’s 6.8 GW Backstop, and PJM Must Refile by October 29

October 9, 2026 · Capacity & Wholesale Markets

4 sources The U.S. Department of Energy filed at FERC on October 7 to back an order telling PJM to rewrite how it allocates the cost of a 6.8 GW…
DOE Commits $4.2 Billion for 433 MW of Vistra Uprates That Vistra’s Own NRC Schedule Puts in 2031 to 2034

October 5, 2026 · FERC & Federal

3 sources The Department of Energy offered Vistra a conditional loan of up to $4.2 billion to uprate three nuclear plants in Ohio and Pennsylvania, adding 433 MW that arrives…
FERC Keeps DER Aggregators in PJM’s 6,831 MW Backstop, Then Upholds the 15-Year Lock-In Few Can Meet

October 3, 2026 · Grid Services & Demand Response

4 sources FERC rejected the Market Monitor's bid to bar demand response and DER aggregation from PJM's reliability backstop, then upheld the 15-year commitment term that Advanced Energy United says…
FERC Suspends PJM’s Backstop Procurement Five Months and PJM Pulls Its September 30 Auction

September 29, 2026 · Capacity & Wholesale Markets

4 sources The Federal Energy Regulatory Commission accepted PJM Interconnection's Reliability Backstop Procurement on September 29, then suspended it for five months.
FERC Lets PJM Keep Oklo’s 750 MW Virginia Project Out of the Current Study Cycle

September 25, 2026 · FERC & Federal

3 sources FERC rejected Oklo's complaint against PJM on September 24, leaving a 750 MW Virginia project out of the current interconnection study cycle.