PJM will be performing system maintenance in the Production environment on Wednesday, September 30, 2026, from 3:00 p.m. – 5:00 p.m. EPT (1500 - 1700 hours).

During this maintenance, Stale data will appear on PJM.com, Data Miner, Data Viewer, Markets Gateway and PJM Now on the Markets and Operations page of PJM.com for up to 1 hour