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Operations Messages

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

Jan 2024 Feb 2024 Mar 2024 Apr 2024 May 2024 Jun 2024
Date & Time Notice Type Status
Jun 29, 2024 8:47:29 AM The Daily RSASM for 06/29/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 29, 2024 12:22:30 AM No sudden loss of generation greater than 450 MW occurred on June 28, 2024. Operational Information Active
Jun 28, 2024 5:31:48 PM ERCOT has cancelled the following notice: The Space Weather Prediction Center has issued a GMD Warning of [Level K-7] until [06/28/2024 16:00 CPT]. Operational Information Cancelled
Jun 28, 2024 5:31:39 PM ERCOT has cancelled the following notice: The Space Weather Prediction Center has issued a GMD Alert of [ Level K-8] until [06/28/2024] 16:00 CPT. Advisory Cancelled
Jun 28, 2024 4:09:16 PM ERCOT has cancelled the following notice: ERCOT is taking manual actions for a basecase constraint. Operational Information Cancelled
Jun 28, 2024 9:28:41 AM The Space Weather Prediction Center has issued a GMD Alert of [ Level K-8] until [06/28/2024] 16:00 CPT. Advisory Active
Jun 28, 2024 9:27:31 AM ERCOT has cancelled the following notice: The Space Weather Prediction Center has issued a GMD Alert of [ Level K-7] until [06/28/2024] 16:00 CPT. Advisory Cancelled
Jun 28, 2024 9:21:35 AM ERCOT is taking manual actions for a basecase constraint. Operational Information Active
Jun 28, 2024 8:51:00 AM The Space Weather Prediction Center has issued a GMD Alert of [ Level K-7] until [06/28/2024] 16:00 CPT. Advisory Active
Jun 28, 2024 8:47:24 AM The Daily RSASM for 06/28/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 28, 2024 8:42:12 AM The Space Weather Prediction Center has issued a GMD Warning of [Level K-7] until [06/28/2024 16:00 CPT]. Operational Information Active
Jun 28, 2024 12:31:15 AM No sudden loss of generation greater than 450 MW occurred on June 27, 2024. Operational Information Active
Jun 27, 2024 8:47:29 AM The Daily RSASM for 06/27/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 27, 2024 12:27:28 AM No sudden loss of generation greater than 450 MW occurred on June 26, 2024. Operational Information Active
Jun 26, 2024 10:38:50 AM At 10:38, the test of the ERCOT Emergency Notification System ended. Emergency Notice Active
Jun 26, 2024 10:31:33 AM At 10:30, this is a test of the ERCOT Emergency Notification System. No action is required. Emergency Notice Active
Jun 26, 2024 8:48:01 AM The Daily RSASM for 06/26/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 26, 2024 12:08:58 AM On 06/25/2024, a sudden loss of generation occurred at 09:37 totaling 460 MW. Frequency declined to 59.952 Hz, ERCOT load was 65,252 MW. At 20:47 another sudden loss of generation occurred totaling 492mw. Frequency declined to 59.977Hz. ERCOT load was 73,959 MW. Operational Information Active
Jun 25, 2024 11:46:53 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 22:45 for operating day 06/26/24 for HE 02-16 and HE 22-24 for 4.2 MW ECRS. Operational Information Cancelled
Jun 25, 2024 10:08:52 PM ERCOT will execute a SASM at 22:45 for operating day 06/26/24 for HE 02-16 and HE 22-24 for 4.2 MW ECRS. Operational Information Active
Jun 25, 2024 2:22:08 PM The DC_L (Laredo VFT) DC Tie will be unavailable from 06/25/2024 04:05 through 07/08/2024 16:00 due to a forced outage. Operational Information Active
Jun 25, 2024 2:21:21 PM ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie will be unavailable from 06/25/2024 04:05 through 06/25/2024 16:00 due to a forced outage. Operational Information Cancelled
Jun 25, 2024 8:46:58 AM The Daily RSASM for 06/25/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 25, 2024 4:23:35 AM The DC_L (Laredo VFT) DC Tie will be unavailable from 06/25/2024 04:05 through 06/25/2024 16:00 due to a forced outage. Operational Information Active
Jun 25, 2024 4:13:09 AM The DC_L (Laredo VFT) DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage DC Tie Curtailment Notice Active
Jun 25, 2024 12:36:29 AM No sudden loss of generation greater than 450 MW occurred on June 24, 2024. Operational Information Active
Jun 24, 2024 8:40:58 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 19:45 for operating day 06/24/24 for HE 22 for 71.2 MW RRS, HE 23 for 97 MW RRS, and HE 24 for 97.6 MW RRS Operational Information Cancelled
Jun 24, 2024 7:12:11 PM ERCOT will execute a SASM at 19:45 for operating day 06/24/24 for HE 22 for 71.2 MW RRS, HE 23 for 97 MW RRS, and HE 24 for 97.6 MW RRS Operational Information Active
Jun 24, 2024 5:36:06 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at [16:52] for operating day [06/24/24] for HE19 for 93.3 MW Operational Information Cancelled
Jun 24, 2024 4:21:01 PM ERCOT will execute a SASM at [16:52] for operating day [06/24/24] for HE19 for 93.3 MW Operational Information Active
Jun 24, 2024 11:34:51 AM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 11:15 for operating day 06/24/24 for RRS as follows: 36.3 MW for HE14, 33.9 MW for HE15, and 60.1 MW for HE16. Operational Information Cancelled
Jun 24, 2024 10:43:36 AM ERCOT will execute a SASM at 11:15 for operating day 06/24/24 for RRS as follows: 36.3 MW for HE14, 33.9 MW for HE15, and 60.1 MW for HE16. Operational Information Active
Jun 24, 2024 8:46:56 AM The Daily RSASM for 06/24/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 24, 2024 12:00:24 AM No sudden loss of generation greater than 450 MW occurred on June 23, 2024. Operational Information Active
Jun 23, 2024 10:43:52 PM This notification is only a test of the GCC upgrade deployment. Operational Information Active
Jun 23, 2024 2:55:43 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 14:35 for operating day 06/23/24 this is for RRS for HE [17-20 37.5MWs per hour]. Operational Information Cancelled
Jun 23, 2024 2:12:29 PM ERCOT will execute a SASM at 14:35 for operating day 06/23/24 this is for RRS for HE [17-20 37.5MWs per hour]. Operational Information Active
Jun 23, 2024 8:46:28 AM The Daily RSASM for 06/23/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 23, 2024 12:00:05 AM No sudden loss of generation greater than 450 MW occurred on June 22, 2024. Operational Information Active
Jun 22, 2024 8:46:21 AM The Daily RSASM for 06/22/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 22, 2024 12:03:11 AM No sudden loss of generation greater than 450 MW occurred on June 21, 2024. Operational Information Active
Jun 21, 2024 8:47:06 AM The Daily RSASM for 06/21/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 21, 2024 12:09:20 AM No sudden loss of generation greater than 450 MW occurred on June 20, 2024. Operational Information Active
Jun 20, 2024 5:50:55 PM ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie will be unavailable from 06/20/2024 02:00 through 06/20/2024 20:00 due to a forced outage. Operational Information Cancelled
Jun 20, 2024 5:50:41 PM ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage DC Tie Curtailment Notice Cancelled
Jun 20, 2024 5:08:32 PM The DC_L (Laredo VFT) DC Tie will be unavailable from 06/20/2024 02:00 through 06/20/2024 20:00 due to a forced outage. Operational Information Active
Jun 20, 2024 5:07:47 PM ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie will be unavailable from 06/20/2024 02:00 through 06/20/2024 18:00 due to a forced outage. Operational Information Cancelled
Jun 20, 2024 2:39:12 PM The DC_L (Laredo VFT) DC Tie will be unavailable from 06/20/2024 02:00 through 06/20/2024 18:00 due to a forced outage. Operational Information Active
Jun 20, 2024 2:38:16 PM ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie will be unavailable from 06/20/2024 02:00 through 06/20/2024 16:00 due to a forced outage. Operational Information Cancelled
Jun 20, 2024 8:45:58 AM The Daily RSASM for 06/20/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 20, 2024 2:51:05 AM The DC_L (Laredo VFT) DC Tie will be unavailable from 06/20/2024 02:00 through 06/20/2024 16:00 due to a forced outage. Operational Information Active
Jun 20, 2024 2:17:25 AM The DC_L (Laredo VFT) DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage DC Tie Curtailment Notice Active
Jun 20, 2024 12:30:45 AM On 06/19/2024, a sudden loss of generation occurred at 07:15 totaling 795 MW. Frequency declined to 59.900 Hz, ERCOT load was 51,564 MW. Operational Information Active
Jun 19, 2024 8:34:41 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 20:10 for operating day 06/20/24 for HE 01-24 for 4.8 MW ECRS Operational Information Cancelled
Jun 19, 2024 7:35:31 PM ERCOT will execute a SASM at 20:10 for operating day 06/20/24 for HE 01-24 for 4.8 MW ECRS Operational Information Active
Jun 19, 2024 8:46:46 AM The Daily RSASM for 06/19/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 19, 2024 12:30:55 AM No sudden loss of generation greater than 450 MW occurred on June 18, 2024. Operational Information Active
Jun 18, 2024 8:49:40 AM The Daily RSASM for 06/18/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 18, 2024 12:06:59 AM No sudden loss of generation greater than 450 MW occurred on June 17, 2024. Operational Information Active
Jun 17, 2024 8:55:08 AM The Daily RSASM for 06/17/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 17, 2024 12:42:00 AM No sudden loss of generation greater than 450 MW occurred on June 16, 2024. Operational Information Active
Jun 16, 2024 8:45:45 AM The Daily RSASM for 06/16/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 16, 2024 12:25:34 AM No sudden loss of generation greater than 450 MW occurred on June 15, 2024. Operational Information Active
Jun 15, 2024 10:24:55 PM ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage DC Tie Curtailment Notice Cancelled
Jun 15, 2024 8:45:50 AM The Daily RSASM for 06/15/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 15, 2024 12:31:44 AM No sudden loss of generation greater than 450 MW occurred on June 14, 2024. Operational Information Active
Jun 14, 2024 11:54:50 AM The DC_L (Laredo VFT) DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage DC Tie Curtailment Notice Active
Jun 14, 2024 11:42:10 AM ERCOT has been notified that the Laredo DC Tie has been derated to 66 MW Import/Export due to equipment issues until further notice. Operational Information Active
Jun 14, 2024 8:47:02 AM The Daily RSASM for 06/14/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 14, 2024 12:00:19 AM No sudden loss of generation greater than 450 MW occurred on June 13, 2024. Operational Information Active
Jun 13, 2024 8:46:30 AM The Daily RSASM for 06/13/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 13, 2024 12:03:48 AM No sudden loss of generation greater than 450 MW occurred on June 12, 2024. Operational Information Active
Jun 12, 2024 8:46:25 AM The Daily RSASM for 06/12/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 12, 2024 12:01:31 AM No sudden loss of generation greater than 450 MW occurred on June 11, 2024. Operational Information Active
Jun 11, 2024 4:49:22 PM ERCOT has cancelled the following notice: ERCOT has been notified that the Railroad DC Tie has been derated to 157 MW Import and Export due to loss of station 1 until further notice. Operational Information Cancelled
Jun 11, 2024 1:25:45 PM ERCOT has been notified that the Railroad DC Tie has been derated to 157 MW Import and Export due to loss of station 1 until further notice. Operational Information Active
Jun 11, 2024 11:07:07 AM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 10:35 for operating day 06/011/24 this is for ECRS for HE [13 - 68 MWs, 14 – 76.3 MWs, 15 – 51.5 MWs, 16 – 41.1MWs, 17 – 51.5 MWs, 18 – 51.5 MWs, 19 – 59.8 MWs, 20 – 51.5 MWs, 21 – 48.1 MWs, 22 – 54.5 MWs, 23 – 52.6 MWs, 24 – 35 MWs ]. REGDN for HE [ 13 – 42.9 MWs, 14 – 51, 15 – 38 MWs, 16 – 21.6 MWs, 17 – 24 MWs, 18 – 65.4 MWs, 20 – 6.2 MWs, 21 – 57.2 MWs, 22 – 70.2 MWs, 23 – 99 MWs, 24 – 99 MWs]. REGUP for HE [ 13 – 58.7 MWs, 14 – 79.5MWs, 15 – 33 MWs, 16 – 38.3 MWs, 17 – 33 MWs, 18 – 40.8 MWs, 19 – 55.5 MWs, 20 – 31.3 MWs, 21 – 38.3 MWs]. RRS for HE [ 13 – 3.8 MWs, 14 – 10.3 MWs, 16 – 10.4 MWs, 20 – 51.2 MWs, 21 – 47.6 MWs, 22 – 86.6 MWs, 23 – 48.4 MWs, 24 – 65 MWs]. Operational Information Cancelled
Jun 11, 2024 10:13:59 AM ERCOT will execute a SASM at 10:35 for operating day 06/011/24 this is for ECRS for HE [13 - 68 MWs, 14 – 76.3 MWs, 15 – 51.5 MWs, 16 – 41.1MWs, 17 – 51.5 MWs, 18 – 51.5 MWs, 19 – 59.8 MWs, 20 – 51.5 MWs, 21 – 48.1 MWs, 22 – 54.5 MWs, 23 – 52.6 MWs, 24 – 35 MWs ]. REGDN for HE [ 13 – 42.9 MWs, 14 – 51, 15 – 38 MWs, 16 – 21.6 MWs, 17 – 24 MWs, 18 – 65.4 MWs, 20 – 6.2 MWs, 21 – 57.2 MWs, 22 – 70.2 MWs, 23 – 99 MWs, 24 – 99 MWs]. REGUP for HE [ 13 – 58.7 MWs, 14 – 79.5MWs, 15 – 33 MWs, 16 – 38.3 MWs, 17 – 33 MWs, 18 – 40.8 MWs, 19 – 55.5 MWs, 20 – 31.3 MWs, 21 – 38.3 MWs]. RRS for HE [ 13 – 3.8 MWs, 14 – 10.3 MWs, 16 – 10.4 MWs, 20 – 51.2 MWs, 21 – 47.6 MWs, 22 – 86.6 MWs, 23 – 48.4 MWs, 24 – 65 MWs]. Operational Information Active
Jun 11, 2024 8:48:22 AM The Daily RSASM for 06/11/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 11, 2024 12:00:14 AM No sudden loss of generation greater than 450 MW occurred on June 10, 2024. Operational Information Active
Jun 10, 2024 11:32:52 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 22:50 for operating day 06/11/2024 for 35 MW ECRS HE 1-8, 66 MW ECRS HE 9, 35 MW ECRS HE 10-12, 66 MW RegDN HE 1, 33 MW RegDN HE 2-5, 3.3 MW RegDN HE 6, 18.6 MW RegDN HE 7, 66 MW RegDN HE 8-9, 64.5 MW RegDN HE 10, 42.7 MW RegDN HE 11, 53 MW RegDN HE12, 33 MW RegUP HE 1, 20.3 MW RegUP HE 2, 10 MW RegUP HE 4, 33 MW RegUP HE 5-6, 66 MW RegUP HE 7, 37.3 MW RegUP HE 8, 35 MW RegUP HE 9, 66 MW RegUP HE 10, 41.6 MW RegUP HE 11, and 44.7 MW RegUP HE 12. Operational Information Cancelled
Jun 10, 2024 10:14:34 PM ERCOT will execute a SASM at 22:50 for operating day 06/11/2024 for 35 MW ECRS HE 1-8, 66 MW ECRS HE 9, 35 MW ECRS HE 10-12, 66 MW RegDN HE 1, 33 MW RegDN HE 2-5, 3.3 MW RegDN HE 6, 18.6 MW RegDN HE 7, 66 MW RegDN HE 8-9, 64.5 MW RegDN HE 10, 42.7 MW RegDN HE 11, 53 MW RegDN HE12, 33 MW RegUP HE 1, 20.3 MW RegUP HE 2, 10 MW RegUP HE 4, 33 MW RegUP HE 5-6, 66 MW RegUP HE 7, 37.3 MW RegUP HE 8, 35 MW RegUP HE 9, 66 MW RegUP HE 10, 41.6 MW RegUP HE 11, and 44.7 MW RegUP HE 12. Operational Information Active
Jun 10, 2024 5:28:43 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 16:50 for operating day 06/10/2024 for 36 MW RegUP HE 19, 21.4 MW RegUP HE 20, 63 MW RegUP HE 21, 18.5 MW RegUP HE 24, 53.6 MW RegDN HE 21, 108 MW RegDN HE 22, 72 MW RegDN HE 23-24, 50.6 MW RRS HE 20, 42 MW RRS HE 21, 72 MW RRS HE 22, 108 MW RRS HE 23, 35.4 MW RRS HE 24, 107 MW ECRS HE 19, 35 MW ECRS HE 20-21, 71 MW ECRS HE 22, 35 MW ECRS HE 23, and 71 MW ECRS HE 24. Operational Information Cancelled
Jun 10, 2024 4:32:20 PM ERCOT will execute a SASM at 16:50 for operating day 06/10/2024 for 36 MW RegUP HE 19, 21.4 MW RegUP HE 20, 63 MW RegUP HE 21, 18.5 MW RegUP HE 24, 53.6 MW RegDN HE 21, 108 MW RegDN HE 22, 72 MW RegDN HE 23-24, 50.6 MW RRS HE 20, 42 MW RRS HE 21, 72 MW RRS HE 22, 108 MW RRS HE 23, 35.4 MW RRS HE 24, 107 MW ECRS HE 19, 35 MW ECRS HE 20-21, 71 MW ECRS HE 22, 35 MW ECRS HE 23, and 71 MW ECRS HE 24. Operational Information Active
Jun 10, 2024 8:46:53 AM The Daily RSASM for 06/10/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 10, 2024 12:14:38 AM No sudden loss of generation greater than 450 MW occurred on June 9, 2024. Operational Information Active
Jun 9, 2024 8:46:45 AM The Daily RSASM for 06/09/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 9, 2024 12:08:45 AM No sudden loss of generation greater than 450 MW occurred on June 8, 2024. Operational Information Active
Jun 8, 2024 8:46:35 AM The Daily RSASM for 06/08/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 8, 2024 12:03:56 AM No sudden loss of generation greater than 450 MW occurred on June 7, 2024. Operational Information Active
Jun 7, 2024 11:48:13 AM ERCOT has cancelled the following notice: The DC_E (East) DC Tie will be unavailable from 06/07/2024 09:03 through 06/07/2024 23:59 due to a forced outage. Operational Information Cancelled
Jun 7, 2024 9:14:05 AM The DC_E (East) DC Tie will be unavailable from 06/07/2024 09:03 through 06/07/2024 23:59 due to a forced outage. Operational Information Active
Jun 7, 2024 8:45:42 AM The Daily RSASM for 06/07/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 7, 2024 3:51:50 AM ERCOT will be working from the primary control center until further notice, use the OPX numbers for Taylor. Operational Information Active
Jun 7, 2024 3:48:55 AM ERCOT has cancelled the following notice: Ercot is operating from back up control center. Operational Information Cancelled
Jun 7, 2024 12:00:51 AM No sudden loss of generation greater than 450 MW occurred on June 6, 2024. Operational Information Active
Jun 6, 2024 3:51:23 PM Ercot is operating from back up control center. Operational Information Active
Jun 6, 2024 11:47:00 AM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 1115 for operating day 06/06/24 for ECRS, HE1400-HE1600 in the amount of 9.6MWs, HE1700-HE2000 in the amount of 11MW’s, and HE2100 in the amount of 7.9MW's. Operational Information Cancelled
Jun 6, 2024 10:33:44 AM ERCOT will execute a SASM at 1115 for operating day 06/06/24 for ECRS, HE1400-HE1600 in the amount of 9.6MWs, HE1700-HE2000 in the amount of 11MW’s, and HE2100 in the amount of 7.9MW's. Operational Information Active
Jun 6, 2024 8:47:18 AM The Daily RSASM for 06/06/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 6, 2024 3:13:11 AM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 02:50 for operating day 06/06/24 this is for ECRS for HE [06-09 -.6 MWs each hour and HE 10-16 1.1 MWs]. Operational Information Cancelled
Jun 6, 2024 2:23:16 AM ERCOT will execute a SASM at 02:50 for operating day 06/06/24 this is for ECRS for HE [06-09 -.6 MWs each hour and HE 10-16 1.1 MWs]. Operational Information Active
Jun 6, 2024 12:05:29 AM No sudden loss of generation greater than 450 MW occurred on June 5, 2024. Operational Information Active
Jun 5, 2024 4:58:13 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 16:35 for operating day 6/05/24 this is for ECRS for HE [19- 6.2 MWs, 20- 6.2 MWs, 21- 6.2 MWs] Operational Information Cancelled
Jun 5, 2024 4:08:07 PM ERCOT will execute a SASM at 16:35 for operating day 6/05/24 this is for ECRS for HE [19- 6.2 MWs, 20- 6.2 MWs, 21- 6.2 MWs] Operational Information Active
Jun 5, 2024 8:46:00 AM The Daily RSASM for 06/05/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 5, 2024 3:30:36 AM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 02:35 for operating day 6/05/24 this is for ECRS for HE [08-97.1 MWs, 09-100 MWs, 10-67.6 MWs, 11-56.4 MWs, 12-100 MWs, 13-69.7 MWs, 14-100 MWs, 15-8.8 MWs, 23-5.7 MWs, 24-11 MWs]. Additionally for NSPIN for HE [10- 32.4 MWs, 11- 43.6 MWs, 18- 62 MWs] Operational Information Cancelled
Jun 5, 2024 2:15:02 AM ERCOT will execute a SASM at 02:35 for operating day 6/05/24 this is for ECRS for HE [08-97.1 MWs, 09-100 MWs, 10-67.6 MWs, 11-56.4 MWs, 12-100 MWs, 13-69.7 MWs, 14-100 MWs, 15-8.8 MWs, 23-5.7 MWs, 24-11 MWs]. Additionally for NSPIN for HE [10- 32.4 MWs, 11- 43.6 MWs, 18- 62 MWs] Operational Information Active
Jun 5, 2024 12:14:17 AM On June 4, 2024, a sudden loss of generation occurred at 22:39 totaling 689 MW. Frequency declined to 59.934 Hz, ERCOT load was 65,200 MW. Operational Information Active
Jun 4, 2024 9:23:06 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 20:35 for operating day 6/05/24 this is for ECRS for HE [01-1.3 MWs, 02-1.5 MWs, 03-1.6 MWs, 04-1.7 MWs, 05-1.6 MWs, 06-1.5 MWs, 07-1.6 MWs, 08-2.2 MWs,09-2.8 MWs,10-2 MWs,11-2 MWs, 12-2.1 MWs, 13-2 MWs,14-2.1 MWs, 15-1.9 MWs, 16-1.9 MWs, 17-2.1 MWs, 18-2 MWs, 19-1.8 MWs, 20-1.5 MWs, 21-1.6 MWs, 22-1.5 MWs, 23-1.2 MWs, 24-1.3 MWs]. Operational Information Cancelled
Jun 4, 2024 8:13:09 PM ERCOT will execute a SASM at 20:35 for operating day 6/05/24 this is for ECRS for HE [01-1.3 MWs, 02-1.5 MWs, 03-1.6 MWs, 04-1.7 MWs, 05-1.6 MWs, 06-1.5 MWs, 07-1.6 MWs, 08-2.2 MWs,09-2.8 MWs,10-2 MWs,11-2 MWs, 12-2.1 MWs, 13-2 MWs,14-2.1 MWs, 15-1.9 MWs, 16-1.9 MWs, 17-2.1 MWs, 18-2 MWs, 19-1.8 MWs, 20-1.5 MWs, 21-1.6 MWs, 22-1.5 MWs, 23-1.2 MWs, 24-1.3 MWs]. Operational Information Active
Jun 4, 2024 8:46:36 AM The Daily RSASM for 06/04/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 4, 2024 12:18:05 AM On June 3, 2024, a sudden loss of generation occurred at 23:19 totaling 476 MW. Frequency declined to 59.939 Hz, ERCOT load was 56,905 MW. Operational Information Active
Jun 3, 2024 8:45:53 AM The Daily RSASM for 06/03/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 3, 2024 7:12:53 AM ERCOT has cancelled the following notice: ERCOT is taking manual actions to pre-posture for a 345kV outage in the South Texas region. Operational Information Cancelled
Jun 3, 2024 6:55:53 AM ERCOT is taking manual actions to pre-posture for a 345kV outage in the South Texas region. Operational Information Active
Jun 3, 2024 6:01:31 AM ERCOT has cancelled the following notice: ERCOT is taking manual actions to pre-posture for a 345kV outage in the Valley area. Operational Information Cancelled
Jun 3, 2024 5:33:32 AM ERCOT is taking manual actions to pre-posture for a 345kV outage in the Valley area. Operational Information Active
Jun 3, 2024 12:01:33 AM On 06/02/2024, a sudden loss of generation occurred at 22:24:28 totaling 487 MW. Frequency declined to 59.974 Hz, ERCOT load was 58,738 MW. Operational Information Active
Jun 2, 2024 8:47:03 AM The Daily RSASM for 06/02/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 2, 2024 12:00:53 AM No sudden loss of generation greater than 450 MW occurred on June 1, 2024. Operational Information Active
Jun 1, 2024 8:46:44 AM The Daily RSASM for 06/01/2024 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 1, 2024 12:00:52 AM No sudden loss of generation greater than 450 MW occurred on May 31, 2024. Operational Information Active