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Operations Messages

This section contains important messages from the ERCOT Control Room. Refresh this screen to see current operation messages. 

Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025
Date & Time Notice Type Status
Jul 4, 2025 12:15:56 AM No sudden loss of generation greater than 450 MW occurred on July 3, 2025. Operational Information Active
Jul 3, 2025 7:01:46 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 18:50 for operating day 07/03/25 for HE 21-23 for 9.9 MW NSPIN Operational Information Cancelled
Jul 3, 2025 6:15:39 PM ERCOT will execute a SASM at 18:50 for operating day 07/03/25 for HE 21-23 for 9.9 MW NSPIN Operational Information Active
Jul 3, 2025 8:47:46 AM The Daily RSASM for 07/03/2025 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 3, 2025 12:06:49 AM No sudden loss of generation greater than 450 MW occurred on July 2, 2025. Operational Information Active
Jul 2, 2025 8:46:32 AM The Daily RSASM for 07/02/2025 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 2, 2025 12:48:43 AM No sudden loss of generation greater than 450 MW occurred on July 1, 2025. Operational Information Active
Jul 1, 2025 8:46:24 AM The Daily RSASM for 07/01/2025 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 1, 2025 12:03:43 AM On 06/30/2024, a sudden loss of generation occurred at 18:33 totaling 619 MW. Frequency declined to 59.955Hz, ERCOT load was 72,832 MW. Another sudden loss of generation occurred at 21:33 totaling 608 MW. Frequency declined to 59.950 Hz, ERCOT load was 66,136 MW Operational Information Active