PJM will be performing system maintenance in the production environment on Thursday, May 22, from 3:00 p.m. - 5:00 p.m. EPT (1500-1700 hours). During this maintenance, there will be an outage of up to 2 hours to Markets Gateway. Stale data will appear on Data Miner, PJM Now, and LMP postings on Data Viewer and on the Markets and Operations page of PJM.com.