PJM will be performing maintenance to Data Miner in the Production environment on Thursday, December 4, 2025, from 4:00 p.m. - 9:00 p.m. EPT (1600 - 2100 hours). During this maintenance, there will be an outage of up to 30 minutes. Stale data could appear on Data Miner, Data Viewer, PJM Now, and on the Markets and Operations page of PJM.com.