| Apr 25, 2025 12:01:55 AM |
On April 24, 2025, a sudden loss of generation occurred at 01:03 totaling 774 MW. Frequency declined to 59.915 Hz, ERCOT load was 47,134 MW.
|
Operational Information |
Active |
| Apr 24, 2025 8:46:38 AM |
The Daily RSASM for 04/24/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 24, 2025 12:04:15 AM |
On April 23, 2025, a sudden loss of generation occurred at 05:17 totaling 558 MW. Frequency declined to 59.938 Hz, ERCOT load was 45,328 MW.
|
Operational Information |
Active |
| Apr 23, 2025 10:29:45 AM |
ERCOT has cancelled the following notice: ESKOTA RAS taken out of service for planned outage.
|
Operational Information |
Cancelled |
| Apr 23, 2025 8:47:29 AM |
The Daily RSASM for 04/23/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 23, 2025 12:04:42 AM |
No sudden loss of generation greater than 450 MW occurred on April 22, 2025.
|
Operational Information |
Active |
| Apr 22, 2025 7:39:57 PM |
ERCOT has cancelled the following notice: GCC ERCOT will execute a SASM at [18:50] for operating day [04/23/2025] for:
ECRS - 19 MW HE 01-24
|
Operational Information |
Cancelled |
| Apr 22, 2025 6:11:26 PM |
GCC ERCOT will execute a SASM at [18:50] for operating day [04/23/2025] for:
ECRS - 19 MW HE 01-24
|
Operational Information |
Active |
| Apr 22, 2025 5:45:10 PM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at [17:50] for operating day [04/23/2025] for:
ECRS - 19 MW HE 01-24
|
Operational Information |
Cancelled |
| Apr 22, 2025 5:18:02 PM |
ERCOT will execute a SASM at [17:50] for operating day [04/23/2025] for:
ECRS - 19 MW HE 01-24
|
Operational Information |
Active |
| Apr 22, 2025 8:45:56 AM |
The Daily RSASM for 04/22/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 22, 2025 12:00:51 AM |
No sudden loss of generation greater than 450 MW occurred on April 21, 2025.
|
Operational Information |
Active |
| Apr 21, 2025 8:27:10 PM |
At 20:26, All Non-Spin has been recalled.
|
Operational Information |
Active |
| Apr 21, 2025 8:26:35 PM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2025-04-21 20:26:35, END_TIME: 2025-04-21 20:26:35, DURATION: 0 Hrs 0 Mins.;
|
Operational Information |
|
| Apr 21, 2025 8:19:55 PM |
At 20:19, 627.55 MW Non-Spin has been recalled.
|
Operational Information |
Active |
| Apr 21, 2025 8:18:30 PM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 693.8, BEGIN_TIME: 2025-04-21 20:18:30, END_TIME: 2025-04-21 23:59:59, DURATION: 3 Hrs 41 Mins.;
|
Operational Information |
|
| Apr 21, 2025 7:33:01 PM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1321.4, BEGIN_TIME: 2025-04-21 20:00:00, END_TIME: 2025-04-21 23:59:59, DURATION: 3 Hrs 59 Mins.;
|
Operational Information |
|
| Apr 21, 2025 7:09:09 PM |
At 19:05 approximately 1251.3 MW of Non-Spin has been deployed, anticipated duration is 23:59:59.
|
Operational Information |
Active |
| Apr 21, 2025 7:05:26 PM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1251.3, BEGIN_TIME: 2025-04-21 19:05:26, END_TIME: 2025-04-21 23:59:59, DURATION: 4 Hrs 54 Mins.;
|
Operational Information |
|
| Apr 21, 2025 12:47:48 PM |
ESKOTA RAS taken out of service for planned outage.
|
Operational Information |
Active |
| Apr 21, 2025 9:08:57 AM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at 08:40 for operating day 04/21/25 for HE 11-24 for ECRS 20MW.
|
Operational Information |
Cancelled |
| Apr 21, 2025 8:50:09 AM |
The Daily RSASM for 04/21/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 21, 2025 8:06:40 AM |
ERCOT will execute a SASM at 08:40 for operating day 04/21/25 for HE 11-24 for ECRS 20MW.
|
Operational Information |
Active |
| Apr 21, 2025 12:32:32 AM |
ERCOT has cancelled the following notice: At 21:00, ERCOT is issuing a OCN for Sunday, April 20, 2025, until further notice due to a TO disabling reclosing on a large portion of their West and Far West Texas areas.
|
OCN |
Cancelled |
| Apr 21, 2025 12:02:10 AM |
No sudden loss of generation greater than 450 MW occurred on April 20, 2025.
|
Operational Information |
Active |
| Apr 20, 2025 9:06:32 PM |
At 21:00, ERCOT is issuing a OCN for Sunday, April 20, 2025, until further notice due to a TO disabling reclosing on a large portion of their West and Far West Texas areas.
|
OCN |
Active |
| Apr 20, 2025 9:06:01 PM |
ERCOT has cancelled the following notice: At 21:00, ERCOT is issuing a OCN for Sunday, April 20, 2025, until further notice due to a TO disabling reclosing on a large portion of their West and Far West Texas areas.
|
Operational Information |
Cancelled |
| Apr 20, 2025 9:02:07 PM |
ERCOT has cancelled the following notice: ERCOT has executed the OSA process due to a possible future Emergency Condition of reserve capacity deficiency or reliability problem projected for OSA Period for Sunday April 20, 2025, for HE 2000 and HE 2100. At this time, ERCOT still shows potentially 1,716 MW deficient. Outages not moved voluntarily prior to Thursday April 17, 2025, at 12:00 will be considered an OSA.
|
OCN |
Cancelled |
| Apr 20, 2025 9:01:46 PM |
ERCOT has cancelled the following notice: At 12:00, ERCOT issued an AAN due to a possible future Emergency Condition of reserve capacity deficiency for Sunday April 20, 2025 for HE 20 and HE 21. ERCOT may Delay/Withdraw Approved or Accepted Resource Outages. ERCOT may seek 1,340 MW from an OAE and then make the OSA. On April 17, 2025 at 12:00 ERCOT will execute an OAE if deemed necessary. Please notify ERCOT by email aan@ercot.com if a specific resource cannot be considered in the OAE.
|
OCN |
Cancelled |
| Apr 20, 2025 9:00:47 PM |
At 21:00, ERCOT is issuing a OCN for Sunday, April 20, 2025, until further notice due to a TO disabling reclosing on a large portion of their West and Far West Texas areas.
|
Operational Information |
Active |
| Apr 20, 2025 8:06:10 PM |
ERCOT has cancelled the following notice: At 06:00, ERCOT is issuing an OCN due to a potential wildfire risk for Sunday, April 13, 2025, for a large portion of West Texas and Panhandle areas in the ERCOT region until further notice.
|
OCN |
Cancelled |
| Apr 20, 2025 8:46:59 AM |
The Daily RSASM for 04/20/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 20, 2025 12:21:24 AM |
No sudden loss of generation greater than 450 MW occurred on April 19, 2025.
|
Operational Information |
Active |
| Apr 19, 2025 8:46:32 AM |
The Daily RSASM for 04/19/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 19, 2025 12:01:01 AM |
No sudden loss of generation greater than 450 MW occurred on April 18, 2025.
|
Operational Information |
Active |
| Apr 18, 2025 8:46:38 AM |
The Daily RSASM for 04/18/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 18, 2025 12:18:13 AM |
No sudden loss of generation greater than 450 MW occurred on April 17, 2025.
|
Operational Information |
Active |
| Apr 17, 2025 12:12:23 PM |
ERCOT has executed the OSA process due to a possible future Emergency Condition of reserve capacity deficiency or reliability problem projected for OSA Period for Sunday April 20, 2025, for HE 2000 and HE 2100. At this time, ERCOT still shows potentially 1,716 MW deficient. Outages not moved voluntarily prior to Thursday April 17, 2025, at 12:00 will be considered an OSA.
|
OCN |
Active |
| Apr 17, 2025 12:11:52 PM |
ERCOT has cancelled the following notice: ERCOT has executed the OSA process due to a possible future Emergency Condition of reserve capacity deficiency or reliability problem projected for OSA Period for Sunday April 20, 2025, for HE 2000 and HE 2100. At this time, ERCOT still shows potentially 1,716 MW deficient. Outages not moved voluntarily prior to Friday April 17, 2025, at 12:00 will be considered an OSA.
|
OCN |
Cancelled |
| Apr 17, 2025 12:00:00 PM |
ERCOT has executed the OSA process due to a possible future Emergency Condition of reserve capacity deficiency or reliability problem projected for OSA Period for Sunday April 20, 2025, for HE 2000 and HE 2100. At this time, ERCOT still shows potentially 1,716 MW deficient. Outages not moved voluntarily prior to Friday April 17, 2025, at 12:00 will be considered an OSA.
|
OCN |
Active |
| Apr 17, 2025 8:46:12 AM |
The Daily RSASM for 04/17/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 17, 2025 12:33:02 AM |
No sudden loss of generation greater than 450 MW occurred on April 16, 2025.
|
Operational Information |
Active |
| Apr 16, 2025 6:06:57 PM |
ERCOT has cancelled the following notice: The Space Weather Prediction Center has issued a GMD ALERT of K8 April 16, 2025 at 15:55, K8 threshold was reached at 15:55.
|
Operational Information |
Cancelled |
| Apr 16, 2025 6:06:42 PM |
ERCOT has cancelled the following notice: The Space Weather Prediction Center has issued a GMD ALERT of K7 April 16, 2025 at 09:30, K7 threshold was reached at 09:18.
|
Advisory |
Cancelled |
| Apr 16, 2025 6:06:23 PM |
ERCOT has cancelled the following notice: The Space Weather Prediction Center has issued another GMD Warning of K7 April 16, 2025 at 1330 - 1800 central time.
|
Operational Information |
Cancelled |
| Apr 16, 2025 4:08:05 PM |
The Space Weather Prediction Center has issued a GMD ALERT of K8 April 16, 2025 at 15:55, K8 threshold was reached at 15:55.
|
Operational Information |
Active |
| Apr 16, 2025 2:58:49 PM |
ERCOT has cancelled the following notice: The Space Weather Prediction Center has issued a GMD Warning of K7 April 16, 2025 at 0830 - 1300 central time.
|
Operational Information |
Cancelled |
| Apr 16, 2025 2:53:08 PM |
The Space Weather Prediction Center has issued another GMD Warning of K7 April 16, 2025 at 1330 - 1800 central time.
|
Operational Information |
Active |
| Apr 16, 2025 12:00:09 PM |
At 12:00, ERCOT issued an AAN due to a possible future Emergency Condition of reserve capacity deficiency for Sunday April 20, 2025 for HE 20 and HE 21. ERCOT may Delay/Withdraw Approved or Accepted Resource Outages. ERCOT may seek 1,340 MW from an OAE and then make the OSA. On April 17, 2025 at 12:00 ERCOT will execute an OAE if deemed necessary. Please notify ERCOT by email aan@ercot.com if a specific resource cannot be considered in the OAE.
|
OCN |
Active |
| Apr 16, 2025 10:05:08 AM |
The Space Weather Prediction Center has issued a GMD ALERT of K7 April 16, 2025 at 09:30, K7 threshold was reached at 09:18.
|
Advisory |
Active |
| Apr 16, 2025 8:49:49 AM |
The Space Weather Prediction Center has issued a GMD Warning of K7 April 16, 2025 at 0830 - 1300 central time.
|
Operational Information |
Active |
| Apr 16, 2025 8:47:00 AM |
The Daily RSASM for 04/16/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 16, 2025 12:07:05 AM |
On April 15, 2025, a sudden loss of generation occurred at 07:13 totaling 630 MW. Frequency declined to 59.927 Hz, ERCOT load was 46,180 MW.
|
Operational Information |
Active |
| Apr 15, 2025 10:17:29 PM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at 21:45 for operating day 04/16/25 HE08 RRS 7.3 MW, HE09 ECRS 4.7MW, REGUP 2.9MW, RRS 2.3MW, HE10 ECRS 4.1MW, RRS 3.1MW, HE11 ECRS 4.1MW, HE12 ECRS 4.1MW
|
Operational Information |
Cancelled |
| Apr 15, 2025 9:10:45 PM |
ERCOT will execute a SASM at 21:45 for operating day 04/16/25 HE08 RRS 7.3 MW, HE09 ECRS 4.7MW, REGUP 2.9MW, RRS 2.3MW, HE10 ECRS 4.1MW, RRS 3.1MW, HE11 ECRS 4.1MW, HE12 ECRS 4.1MW
|
Operational Information |
Active |
| Apr 15, 2025 8:47:13 AM |
The Daily RSASM for 04/15/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 15, 2025 3:28:06 AM |
No sudden loss of generation greater than 450 MW occurred on April 14, 2025.
|
Operational Information |
Active |
| Apr 14, 2025 11:22:07 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual actions to pre-posture for a 138 KV outage in the Central North Texas region
|
Operational Information |
Cancelled |
| Apr 14, 2025 9:41:14 AM |
ERCOT is taking manual actions to pre-posture for a 138 KV outage in the Central North Texas region
|
Operational Information |
Active |
| Apr 14, 2025 8:46:41 AM |
The Daily RSASM for 04/14/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 14, 2025 12:00:54 AM |
No sudden loss of generation greater than 450 MW occurred on April 13, 2025.
|
Operational Information |
Active |
| Apr 13, 2025 5:16:25 PM |
The DC_R (Railroad) DC Tie will be unavailable from
04/14/2025 07:30 through 05/02/2025 16:00 due to a planned outage.
|
Operational Information |
Active |
| Apr 13, 2025 1:30:05 PM |
ERCOT has identified the following MIS posting as delayed for Operating Day 04/14/2025: DAM Shift Factors. The report will be published after 13:30.
|
Operational Information |
Active |
| Apr 13, 2025 8:46:38 AM |
The Daily RSASM for 04/13/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 13, 2025 6:00:06 AM |
At 06:00, ERCOT is issuing an OCN due to a potential wildfire risk for Sunday, April 13, 2025, for a large portion of West Texas and Panhandle areas in the ERCOT region until further notice.
|
OCN |
Active |
| Apr 13, 2025 5:55:05 AM |
ERCOT has cancelled the following notice: Correction; At 11:00, ERCOT is issuing a OCN for Thursday, April 3, 2025, until further notice due to a TO disabling reclosing on a large portion of their West and Far West Texas areas.
|
OCN |
Cancelled |
| Apr 13, 2025 12:00:03 AM |
No sudden loss of generation greater than 450 MW occurred on April 12, 2025.
|
Operational Information |
Active |
| Apr 12, 2025 9:26:26 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual action for an unsolved contingency in the West region.
|
Operational Information |
Cancelled |
| Apr 12, 2025 8:46:32 AM |
The Daily RSASM for 04/12/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 12, 2025 12:43:32 AM |
ERCOT is taking manual action for an unsolved contingency in the West region.
|
Operational Information |
Active |
| Apr 12, 2025 12:08:46 AM |
No sudden loss of generation greater than 450 MW occurred on April 11, 2025.
|
Operational Information |
Active |
| Apr 11, 2025 8:11:02 PM |
At 20:10, All Non-Spin has been recalled.
|
Operational Information |
Active |
| Apr 11, 2025 8:10:13 PM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2025-04-11 20:10:13, END_TIME: 2025-04-11 20:10:13, DURATION: 0 Hrs 0 Mins.;
|
Operational Information |
|
| Apr 11, 2025 7:33:01 PM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1393.0, BEGIN_TIME: 2025-04-11 20:00:00, END_TIME: 2025-04-11 23:59:00, DURATION: 3 Hrs 59 Mins.;
|
Operational Information |
|
| Apr 11, 2025 6:38:42 PM |
At 18:37 approximately 1332 MW of Non-Spin has been deployed, anticipated duration is 2359.
|
Operational Information |
Active |
| Apr 11, 2025 6:37:59 PM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1332.0, BEGIN_TIME: 2025-04-11 18:37:59, END_TIME: 2025-04-11 23:59:00, DURATION: 5 Hrs 21 Mins.;
|
Operational Information |
|
| Apr 11, 2025 4:17:32 PM |
ERCOT has cancelled the following notice: The ESKOTA RAS has been taken out of service/removed from RTCA.
|
Operational Information |
Cancelled |
| Apr 11, 2025 10:12:07 AM |
The DC_R (Railroad) DC Tie will be unavailable from
04/14/2025 07:30 through 05/02/2025 16:00 due to a planned outage.
|
Operational Information |
Active |
| Apr 11, 2025 8:47:32 AM |
The Daily RSASM for 04/11/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 11, 2025 3:51:42 AM |
ERCOT will be working from the primary control center until further notice, use the OPX numbers for Taylor.
|
Operational Information |
Active |
| Apr 11, 2025 3:51:17 AM |
ERCOT has cancelled the following notice: ERCOT will be working from the alternate control center until further notice, use the OPX numbers for Bastrop.
|
Operational Information |
Cancelled |
| Apr 11, 2025 12:03:10 AM |
No sudden loss of generation greater than 450 MW occurred on April 10, 2025.
|
Operational Information |
Active |
| Apr 10, 2025 3:46:25 PM |
ERCOT will be working from the alternate control center until further notice, use the OPX numbers for Bastrop.
|
Operational Information |
Active |
| Apr 10, 2025 10:17:34 AM |
The ESKOTA RAS has been taken out of service/removed from RTCA.
|
Operational Information |
Active |
| Apr 10, 2025 8:46:48 AM |
The Daily RSASM for 04/10/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 10, 2025 12:05:56 AM |
No sudden loss of generation greater than 450 MW occurred on April 9, 2025.
|
Operational Information |
Active |
| Apr 9, 2025 8:46:46 AM |
The Daily RSASM for 04/09/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 9, 2025 12:10:10 AM |
No sudden loss of generation greater than 450 MW occurred on April 8, 2025.
|
Operational Information |
Active |
| Apr 8, 2025 12:52:02 PM |
ERCOT has cancelled the following notice: The ESKOTA RAS has been taken out of service/removed from RTCA.
|
Operational Information |
Cancelled |
| Apr 8, 2025 12:27:08 PM |
The ESKOTA RAS has been taken out of service/removed from RTCA.
|
Operational Information |
Active |
| Apr 8, 2025 8:50:05 AM |
No sudden loss of generation greater than 450 MW occurred on April 7, 2025.
|
Operational Information |
Active |
| Apr 8, 2025 8:49:22 AM |
ERCOT has cancelled the following notice: No sudden loss of generation greater than 450 MW occurred on April 6, 2025.
|
Operational Information |
Cancelled |
| Apr 8, 2025 8:46:46 AM |
The Daily RSASM for 04/08/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 8, 2025 12:17:49 AM |
No sudden loss of generation greater than 450 MW occurred on April 6, 2025.
|
Operational Information |
Active |
| Apr 7, 2025 8:47:23 AM |
The Daily RSASM for 04/07/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 7, 2025 7:51:07 AM |
At 07:50, All Non-Spin has been recalled.
|
Operational Information |
Active |
| Apr 7, 2025 7:50:35 AM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2025-04-07 07:50:35, END_TIME: 2025-04-07 07:50:35, DURATION: 0 Hrs 0 Mins.;
|
Operational Information |
|
| Apr 7, 2025 7:41:15 AM |
At 07:40, 310 MW Non-Spin has been recalled.
|
Operational Information |
Active |
| Apr 7, 2025 7:40:08 AM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1098.3, BEGIN_TIME: 2025-04-07 07:40:08, END_TIME: 2025-04-07 23:59:00, DURATION: 16 Hrs 18 Mins.;
|
Operational Information |
|
| Apr 7, 2025 7:33:01 AM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1408.8, BEGIN_TIME: 2025-04-07 08:00:00, END_TIME: 2025-04-07 23:59:00, DURATION: 15 Hrs 59 Mins.;
|
Operational Information |
|
| Apr 7, 2025 7:26:24 AM |
ERCOT ECRS HAS BEEN RECALLED
|
Operational Information |
Cancelled |
| Apr 7, 2025 6:47:54 AM |
At 06:46 approximately 1268 MW of Non-Spin has been deployed, anticipated duration is 2359.
|
Operational Information |
Active |
| Apr 7, 2025 6:46:33 AM |
CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1268.9, BEGIN_TIME: 2025-04-07 06:46:32, END_TIME: 2025-04-07 23:59:00, DURATION: 17 Hrs 12 Mins.;
|
Operational Information |
|
| Apr 7, 2025 6:45:52 AM |
ERCOT ECRS HAS BEEN DEPLOYED
|
Operational Information |
Active |
| Apr 7, 2025 12:11:15 AM |
No sudden loss of generation greater than 450 MW occurred on April 6, 2025.
|
Operational Information |
Active |
| Apr 6, 2025 5:49:57 PM |
ERCOT has cancelled the following notice: ERCOT is taking manual actions for an unsolved contingency in the West region.
|
Operational Information |
Cancelled |
| Apr 6, 2025 8:46:01 AM |
The Daily RSASM for 04/06/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 6, 2025 12:11:29 AM |
On April 5, 2025, a sudden loss of generation occurred at 22:19 totaling 535 MW. Frequency declined to 59.935 Hz, ERCOT load was 48,076 MW.
|
Operational Information |
Active |
| Apr 5, 2025 8:46:00 AM |
The Daily RSASM for 04/05/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 5, 2025 12:07:04 AM |
No sudden loss of generation greater than 450 MW occurred on April 4, 2025.
|
Operational Information |
Active |
| Apr 4, 2025 3:00:07 PM |
ERCOT is taking manual actions for an unsolved contingency in the West region.
|
Operational Information |
Active |
| Apr 4, 2025 8:46:02 AM |
The Daily RSASM for 04/04/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 4, 2025 12:00:26 AM |
On April 3, 2025, a sudden loss of generation occurred at 21:47 totaling 476 MW. Frequency declined to 59.950 Hz, ERCOT load was 54,665 MW.
|
Operational Information |
Active |
| Apr 3, 2025 7:21:53 PM |
ERCOT has cancelled the following notice: At 3:25 PM on 4/03/2025, ERCOT will perform site failover of its Energy & Market Management Systems. During this time, market communications will be unavailable for about 20 minutes, and real-time communications will be unavailable for about 5 minutes. All systems should re-establish communications automatically. This event will be preceded by a "hot line" call shortly before beginning.
|
Operational Information |
Cancelled |
| Apr 3, 2025 1:23:56 PM |
ERCOT has cancelled the following notice: ERCOT is taking manual action for an unsolved contingency in the West region.
|
Operational Information |
Cancelled |
| Apr 3, 2025 12:58:16 PM |
Correction; At 11:00, ERCOT is issuing a OCN for Thursday, April 3, 2025, until further notice due to a TO disabling reclosing on a large portion of their West and Far West Texas areas.
|
OCN |
Active |
| Apr 3, 2025 12:57:15 PM |
ERCOT has cancelled the following notice: At 11:00, ERCOT is issuing a OCN from Thursday, April 3, 2025, until further notice due to a TO disabling reclosing in a large portion of their West Texas area for drought.
|
OCN |
Cancelled |
| Apr 3, 2025 11:00:38 AM |
At 11:00, ERCOT is issuing a OCN from Thursday, April 3, 2025, until further notice due to a TO disabling reclosing in a large portion of their West Texas area for drought.
|
OCN |
Active |
| Apr 3, 2025 11:00:03 AM |
ERCOT has cancelled the following notice: At 09:00, ERCOT is issuing a OCN for Saturday March 29, 2025 due to a potential wildfire risk for West Texas and the Panhandle areas in the ERCOT region until further notice.
|
OCN |
Cancelled |
| Apr 3, 2025 10:25:32 AM |
At 3:25 PM on 4/03/2025, ERCOT will perform site failover of its Energy & Market Management Systems. During this time, market communications will be unavailable for about 20 minutes, and real-time communications will be unavailable for about 5 minutes. All systems should re-establish communications automatically. This event will be preceded by a "hot line" call shortly before beginning.
|
Operational Information |
Active |
| Apr 3, 2025 8:46:11 AM |
The Daily RSASM for 04/03/2025 will not be occurring due to zero participating QSEs.
|
Operational Information |
Active |
| Apr 3, 2025 5:28:18 AM |
ERCOT is taking manual action for an unsolved contingency in the West region.
|
Operational Information |
Active |
| Apr 3, 2025 3:06:13 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual action for a thermal contingency in the coastal region.
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Operational Information |
Cancelled |
| Apr 3, 2025 2:38:59 AM |
ERCOT is taking manual action for a thermal contingency in the coastal region.
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Operational Information |
Active |
| Apr 3, 2025 12:01:53 AM |
No sudden loss of generation greater than 450 MW occurred on April 2, 2025.
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Operational Information |
Active |
| Apr 2, 2025 8:48:16 AM |
The Daily RSASM for 04/02/2025 will not be occurring due to zero participating QSEs.
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Operational Information |
Active |
| Apr 2, 2025 6:58:34 AM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at 06:35 for operating day 04/02/25 this is for ECRS HE9 30.3MW HE10 28.5MW HE11 26.2MW HE12 23MW.
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Operational Information |
Cancelled |
| Apr 2, 2025 6:08:11 AM |
ERCOT will execute a SASM at 06:35 for operating day 04/02/25 this is for ECRS HE9 30.3MW HE10 28.5MW HE11 26.2MW HE12 23MW.
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Operational Information |
Active |
| Apr 2, 2025 4:04:46 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual action for an unsolved contingency in the West region
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Operational Information |
Cancelled |
| Apr 2, 2025 12:57:14 AM |
ERCOT is taking manual action for an unsolved contingency in the West region
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Operational Information |
Active |
| Apr 2, 2025 12:01:02 AM |
No sudden loss of generation greater than 450 MW occurred on April 1, 2025.
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Operational Information |
Active |
| Apr 1, 2025 5:16:26 PM |
ERCOT has cancelled the following notice: ERCOT is taking manual action for an unsolved contingency.
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Operational Information |
Cancelled |
| Apr 1, 2025 11:10:42 AM |
ERCOT is taking manual action for an unsolved contingency.
|
Operational Information |
Active |
| Apr 1, 2025 8:47:13 AM |
The Daily RSASM for 04/01/2025 will not be occurring due to zero participating QSEs.
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Operational Information |
Active |
| Apr 1, 2025 5:15:37 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual action for an unsolved contingency in the West region
|
Operational Information |
Cancelled |
| Apr 1, 2025 1:58:15 AM |
ERCOT is taking manual action for an unsolved contingency in the West region
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Operational Information |
Active |
| Apr 1, 2025 12:00:05 AM |
No sudden loss of generation greater than 450 MW occurred on March 31, 2025.
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Operational Information |
Active |
