United States Environmental Protection Agency

Recent Announcements


Wednesday, March 11, 2020:
Sunday, March 15, 2020 – 12:00 PM to 6:00 PM ET – SCS and the Exchange Network may experience intermittent outages due to database maintenance.

Wednesday, February 19, 2020:
Saturday, February 22, 2020 – 8:00 AM to 9:00 PM – SCS and the Exchange Network may experience intermittent outages due to network maintenance.

Tuesday, January 21, 2020:
Wednesday, January 22, 2020 - 9:00 PM to Midnight - CDX Web and the Exchange Network may experience intermittent outages due to network maintenance.