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Public Notices

This section contains public market notifications required by protocols as well as other market messages ERCOT may post for market transparency. Notices are categorized by types and can be filtered by selecting the desired category. ERCOT began archiving public notices November 3, 2011.

Aug 2022 Sep 2022 Oct 2022 Nov 2022 Dec 2022 Jan 2023
Date & Time Notice Type Status
Oct 31, 2022 11:29:03 PM The DC_E (East) DC Tie will be unavailable from 10/31/2022 23:12 through 11/01/2022 23:59 due to a forced outage. Operational Information Active
Oct 31, 2022 4:11:05 PM ERCOT has cancelled the following notice: At 07:10 Ercot is issuing an OCN for the Panhandle IROL due to taking manual action for a topology change. OCN Cancelled
Oct 31, 2022 8:47:00 AM The Daily RSASM for Monday, October 31, 2022 will not be occurring due to zero participating QSE’s. Operational Information Active
Oct 31, 2022 12:33:55 AM No sudden loss of generation greater than 450 MW occurred on October 30, 2022. Operational Information Active
Oct 30, 2022 4:13:27 PM Market price correction for DAM. This notification is an update to the message sent on October 28, 2022 at 3:08 PM. ERCOT has completed the analysis and has determined that a price correction is warranted under Protocol Section 4.5.3(5) for DAM Operating Day (OD) 10/27/2022. Completed price correction data will be posted on ERCOT Market Information System as soon as possible, but no later than 10AM on 10/31/2022. Alert Active
Oct 30, 2022 4:12:34 PM Market price correction for SCED. This notification is an update to the message sent on October 28, 2022 at 3:09 PM. ERCOT has completed the analysis and has determined that a price correction is warranted under Protocol Section 6.3(5) for SCED Operating Day (OD) 10/27/2022. Completed price correction data will be posted on ERCOT Market Information System as soon as possible, but no later than 4PM on 10/31/2022. Alert Active
Oct 30, 2022 8:46:49 AM The Daily RSASM for Sunday, October 30, 2022 will not be occurring due to zero participating QSE’s. Operational Information Active
Oct 30, 2022 1:37:20 AM ERCOT has cancelled the following notice: ERCOT will execute a SASM at [00:45] for operating day [October 30, 2022] for (RRS HE 3 3.4mw, HE 4-24 4.4mw) Operational Information Cancelled
Oct 30, 2022 12:13:59 AM ERCOT will execute a SASM at [00:45] for operating day [October 30, 2022] for (RRS HE 3 3.4mw, HE 4-24 4.4mw) Operational Information Active
Oct 30, 2022 12:02:31 AM No sudden loss of generation greater than 450 MW occurred on October 29, 2022. Operational Information Active
Oct 29, 2022 8:48:05 AM The Daily RSASM for Saturday, October 29, 2022 will not be occurring due to zero participating QSE's. Operational Information Active
Oct 29, 2022 7:18:43 AM 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
Oct 29, 2022 5:20:54 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
Oct 29, 2022 12:11:30 AM No sudden loss of generation greater than 450 MW occurred on October 28, 2022. Operational Information Active
Oct 28, 2022 3:09:25 PM Notification of Prices Under Investigation. Due to an issue with the modeling of a line for the Bearkat GTC, ERCOT is investigating the Real-Time Prices during SCED intervals 19:25 – 20:00 for Operating Day 10/27/2022. A follow-up notice will be sent out as soon as the investigation is complete. If a Real-Time price correction is needed for 10/27/2022, the posting deadline is 16:00 on 10/31/2022 Alert Active
Oct 28, 2022 3:08:06 PM Notification of Prices Under Investigation. Due to an issue with the modeling of a line for the Bearkat GTC for hour ending 09:00, ERCOT is investigating the Day-Ahead Prices for Operating Day 10/27/2022. A follow-up notice will be sent out as soon as the investigation is complete. If a Day-Ahead price correction is needed for 10/27/2022, the posting deadline is 10:00 on 10/31/2022. Alert Active
Oct 28, 2022 8:46:26 AM The Daily RSASM for Friday, October 28, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 28, 2022 12:36:50 AM ERCOT has cancelled the following notice: At 07:20, the BEARKT RAS has been taken out of service/removed from RTCA. Operational Information Cancelled
Oct 28, 2022 12:18:18 AM No sudden loss of generation greater than 450 MW occurred on October 27, 2022. Operational Information Active
Oct 27, 2022 11:20:26 PM ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Oct 27, 2022 11:15:38 PM ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Oct 27, 2022 8:46:54 AM The Daily RSASM for Thursday, October 27, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 27, 2022 12:02:03 AM On October 26, 2022, a sudden loss of generation occurred at 00:21 totaling 504 MW. Frequency declined to 59.892 Hz, ERCOT load was 34,553 MW. Operational Information Active
Oct 26, 2022 3:21:10 PM DAM is complete, DRUC will begin at 16:22. Operational Information Active
Oct 26, 2022 1:21:10 PM ERCOT has cancelled the following notice: The DC_E (East) DC Tie will be unavailable from 09/26/2022 07:00 through 11/04/2022 23:59 due to a forced outage. Operational Information Cancelled
Oct 26, 2022 1:14:03 PM ERCOT has postponed the deadline for the posting of the DAM solution for Operating Day 10/27/2022 due to long run time caused by internal issue that is being investigated. . Advisory Active
Oct 26, 2022 8:47:16 AM The Daily RSASM for Wednesday, October 26, 2022, will not be occurring due to zero participating QSEs. Operational Information Active
Oct 26, 2022 2:05:43 AM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 01:45 for operating day 10-26-2022 for HE 10 for Reg Down 28.9 MW Operational Information Cancelled
Oct 26, 2022 1:19:41 AM ERCOT will execute a SASM at 01:45 for operating day 10-26-2022 for HE 10 for Reg Down 28.9 MW Operational Information Active
Oct 26, 2022 1:12:34 AM ERCOT has cancelled the following notice: ERCOT is taking manual actions on the EASTEX GTC for an unsolved contingency. This is due to the scheduled outage on the 345 kV line Trindad SES- Stryker Creek SES. Operational Information Cancelled
Oct 26, 2022 12:40:45 AM No sudden loss of generation greater than 450 MW occurred on October 25, 2022. Operational Information Active
Oct 26, 2022 12:25:14 AM ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Oct 26, 2022 12:21:10 AM ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Oct 25, 2022 6:45:18 PM ERCOT is taking manual actions on the EASTEX GTC for an unsolved contingency. This is due to the scheduled outage on the 345 kV line Trindad SES- Stryker Creek SES. Operational Information Active
Oct 25, 2022 3:13:02 PM ERCOT has cancelled the following notice: The HHGT RAS has been taken out of service/removed from RTCA. Operational Information Cancelled
Oct 25, 2022 12:47:38 PM ERCOT has posted the DAM AS Awards for OD 10/26/2022 in the normal Market Management System – User Interface, and the alternate posting location will no longer be updated. Operational Information Active
Oct 25, 2022 10:19:04 AM The DC_R (Railroad) DC Tie will be unavailable from 09/26/2022 06:00 through 11/02/2022 12:00 due to a planned outage. Operational Information Active
Oct 25, 2022 10:17:52 AM ERCOT has cancelled the following notice: The DC_R (Railroad) DC Tie will be unavailable from 09/26/2022 06:00 through 10/31/2022 18:00 due to a planned outage. Operational Information Cancelled
Oct 25, 2022 8:46:50 AM The Daily RSASM for Tuesday, October 25, 2022, will not be occurring due to zero participating QSEs. Operational Information Active
Oct 25, 2022 4:22:03 AM The HHGT RAS has been taken out of service/removed from RTCA. Operational Information Active
Oct 25, 2022 12:13:31 AM No sudden loss of generation greater than 450 MW occurred on October 24, 2022. Operational Information Active
Oct 24, 2022 1:15:09 PM ERCOT has posted the DAM AS Awards for OD 10/25/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 24, 2022 8:46:37 AM The Daily RSASM for Monday, October 24, 2022, will not be occurring due to zero participating QSEs. Operational Information Active
Oct 24, 2022 12:00:12 AM No sudden loss of generation greater than 450 MW occurred on October 23, 2022. Operational Information Active
Oct 23, 2022 1:11:32 PM ERCOT has posted the DAM AS Awards for OD 10/24/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 23, 2022 8:47:57 AM The Daily RSASM for Sunday, October 23, 2022, will not be occurring due to zero participating QSEs. Operational Information Active
Oct 23, 2022 12:01:08 AM No sudden loss of generation greater than 450 MW occurred on October 22, 2022. Operational Information Active
Oct 22, 2022 1:00:04 PM ERCOT has posted the DAM AS Awards for OD 10/23/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 22, 2022 8:47:05 AM The Daily RSASM for Saturday, October 22, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 22, 2022 7:12:59 AM At 07:10 Ercot is issuing an OCN for the Panhandle IROL due to taking manual action for a topology change. OCN Active
Oct 22, 2022 12:08:13 AM On October 21, 2022, a sudden loss of generation occurred at 16:45:48 totaling 529 MW. Frequency declined to 59.884 Hz, ERCOT load was 52,522 MW. Operational Information Active
Oct 21, 2022 4:49:00 PM ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Oct 21, 2022 4:45:56 PM ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Oct 21, 2022 1:16:01 PM The DC_E (East) DC Tie will be unavailable from 09/26/2022 07:00 through 11/04/2022 23:59 due to a forced outage. Operational Information Active
Oct 21, 2022 1:15:04 PM ERCOT has cancelled the following notice: The DC_E (East) DC Tie will be unavailable from 09/26/2022 07:00 through 10/21/2022 16:00 due to a forced outage. Operational Information Cancelled
Oct 21, 2022 1:12:06 PM ERCOT has posted the DAM AS Awards for OD 10/22/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 21, 2022 12:05:25 PM The DC_E (East) DC Tie will be unavailable from 09/26/2022 07:00 through 10/21/2022 16:00 due to a forced outage. Operational Information Active
Oct 21, 2022 12:03:54 PM ERCOT has cancelled the following notice: The DC_E (East) DC Tie will be unavailable from 09/26/2022 07:00 through 10/21/2022 12:00 due to a planned outage. Operational Information Cancelled
Oct 21, 2022 8:47:58 AM The Daily RSASM for Friday, October 21, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 21, 2022 12:21:49 AM On October 20, 2022, a sudden loss of generation occurred at 05:05:04 totaling 802.32 MW. Frequency declined to 59.857 Hz, ERCOT load was 34,770 MW. Operational Information Active
Oct 20, 2022 12:59:33 PM ERCOT has posted the DAM AS Awards for OD 10/21/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 20, 2022 8:47:32 AM The Daily RSASM for Thursday, October 20, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 20, 2022 5:11:36 AM ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Oct 20, 2022 5:05:00 AM ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Oct 20, 2022 12:30:17 AM No sudden loss of generation greater than 450 MW occurred on October 19, 2022. Operational Information Active
Oct 19, 2022 3:49:57 PM ERCOT has cancelled the following notice: At 0829 ERCOT is issuing an OCN for the PNHNDL IROL limit update caused by topology changes. OCN Cancelled
Oct 19, 2022 1:04:37 PM ERCOT has posted the DAM AS Awards for OD 10/20/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 19, 2022 8:46:29 AM The Daily RSASM for Wednesday, October 19, 2022, will not be occurring due to zero participating QSEs. Operational Information Active
Oct 19, 2022 1:43:51 AM The minimum monthly Ancillary Services quantities have been posted to the ERCOT Website; Data Products; Grid; Forecasts under the Projected Ancillary Service Requirements link located under the Reports & Extracts heading. The posted quantities reflect minimum requirements only. ERCOT will follow-up with a Notification if any upward adjustments to these minimum quantities are made. https://mis.ercot.com/secure/data-products/grid/forecasts AS Postings Active
Oct 19, 2022 12:42:34 AM No sudden loss of generation greater than 450 MW occurred on October 18, 2022. Operational Information Active
Oct 18, 2022 1:13:38 PM ERCOT has posted the DAM AS Awards for OD 10/19/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 18, 2022 8:46:38 AM The Daily RSASM for Tuesday, October 18, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 18, 2022 1:09:08 AM No sudden loss of generation greater than 450 MW occurred on October 17, 2022. Operational Information Active
Oct 17, 2022 11:09:16 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 22:10 for operating day 10/18/2022 for HE 02-24 for RRS 2 MW. Operational Information Cancelled
Oct 17, 2022 9:33:53 PM ERCOT will execute a SASM at 22:10 for operating day 10/18/2022 for HE 02-24 for RRS 2 MW. Operational Information Active
Oct 17, 2022 6:34:30 PM ERCOT has cancelled the following notice: At 0907 ERCOT is issuing an OCN for WESTEX IROL limit update caused by topology changes. Operational Information Cancelled
Oct 17, 2022 1:16:23 PM ERCOT has posted the DAM AS Awards for OD 10/18/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 17, 2022 8:46:07 AM The Daily RSASM for Monday, October 17, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 17, 2022 8:38:29 AM At 0829 ERCOT is issuing an OCN for the PNHNDL IROL limit update caused by topology changes. OCN Active
Oct 17, 2022 8:36:10 AM ERCOT has cancelled the following notice: At 0829 ERCOT is issuing an OCN for the PNHNDL IROL limit update caused by topology changes. Non-Operational Notice Cancelled
Oct 17, 2022 8:35:30 AM At 0829 ERCOT is issuing an OCN for the PNHNDL IROL limit update caused by topology changes. Non-Operational Notice Active
Oct 17, 2022 12:02:19 AM On October 16, 2022, a sudden loss of generation occurred at 18:42 totaling 574 MW. Frequency declined to 59.901 Hz, ERCOT load was 53,965 MW. Operational Information Active
Oct 16, 2022 6:45:30 PM ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Oct 16, 2022 6:41:54 PM ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Oct 16, 2022 1:15:32 PM ERCOT has posted the DAM AS Awards for OD 10/17/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 16, 2022 1:14:55 PM ERCOT has cancelled the following notice: RCOT has posted the DAM AS Awards for OD 10/17/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Cancelled
Oct 16, 2022 1:14:15 PM RCOT has posted the DAM AS Awards for OD 10/17/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 16, 2022 8:46:44 AM The Daily RSASM for Sunday, October 16, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 16, 2022 12:09:44 AM No sudden loss of generation greater than 450 MW occurred on October 15, 2022. Operational Information Active
Oct 15, 2022 1:01:43 PM ERCOT has posted the DAM AS Awards for OD 10/16/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 15, 2022 8:48:39 AM The Daily RSASM for Saturday, October 15, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 15, 2022 12:20:59 AM No sudden loss of generation greater than 450 MW occurred on October 14, 2022. Operational Information Active
Oct 14, 2022 8:44:03 PM ERCOT has posted the DAM AS Awards for OD 10/15/2022 in the Market Participants Requested Information Folder on the Market Information System (MIS): https://mis.ercot.com/secure/data-products/services?id=NP12-230 Operational Information Active
Oct 14, 2022 1:31:31 PM Frequency Measurable Events: Report tracking Frequency Measurable Events (FMEs) as of 10/14/2022 is available. Operational Instruction Active
Oct 14, 2022 9:53:20 AM ERCOT has extended the deadline for DAM submissions for OD 10/15/2022 until 10:30 due to potential submissions issues. Advisory Active
Oct 14, 2022 8:45:34 AM The Daily RSASM for Friday, October 14, 2022 will not be occurring due to the FFR system upgrade. Operational Information Active
Oct 14, 2022 12:29:33 AM No sudden loss of generation greater than 450 MW occurred on October 13, 2022. Operational Information Active
Oct 13, 2022 9:07:26 PM System upgrades are complete, QSEs must resubmit their COP’s for Resources carrying RRS as soon as possible. Operational Information Active
Oct 13, 2022 7:54:50 PM ERCOT Emergency Base Points are Disabled Operational Information Cancelled
Oct 13, 2022 7:52:22 PM ERCOT Emergency Base Points are Enabled Operational Information Active
Oct 13, 2022 8:47:20 AM The Daily RSASM for Thursday, October 13, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 13, 2022 7:29:35 AM At 07:20, the BEARKT RAS has been taken out of service/removed from RTCA. Operational Information Active
Oct 13, 2022 4:17:23 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
Oct 13, 2022 4:16:58 AM ERCOT is working from the primary control center until further notice, use the OPX numbers for Taylor. Operational Information Active
Oct 13, 2022 12:08:52 AM No sudden loss of generation greater than 450 MW occurred on October 12, 2022. Operational Information Active
Oct 12, 2022 8:03:12 PM At 20:00, All Non-Spin has been recalled. Operational Information Active
Oct 12, 2022 8:00:52 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2022-10-12 20:00:52, END_TIME: 2022-10-12 20:00:52, DURATION: 0 Hrs 0 Mins.; Market Message
Oct 12, 2022 7:55:17 PM At 19:43, 172 Non-Spin has been recalled. Operational Information Active
Oct 12, 2022 7:43:07 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 370.4, BEGIN_TIME: 2022-10-12 19:43:07, END_TIME: 2022-10-12 23:59:00, DURATION: 4 Hrs 15 Mins.; Market Message
Oct 12, 2022 7:33:01 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 641.2, BEGIN_TIME: 2022-10-12 20:00:00, END_TIME: 2022-10-12 23:59:00, DURATION: 3 Hrs 59 Mins.; Market Message
Oct 12, 2022 6:39:05 PM At 18:34 approximately 542 MW of Non-Spin has been deployed, anticipated duration is 23:59. Operational Information Active
Oct 12, 2022 6:34:47 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 542.2, BEGIN_TIME: 2022-10-12 18:34:47, END_TIME: 2022-10-12 23:59:00, DURATION: 5 Hrs 24 Mins.; Market Message
Oct 12, 2022 3:55:24 PM ERCOT will be working from the alternate control center until further notice, use the OPX numbers for Bastrop. Operational Information Active
Oct 12, 2022 3:00:31 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 13:40 for operating day 10/12/2022 for HE16-18 for 4 MW RRS. Operational Information Cancelled
Oct 12, 2022 3:00:23 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 12:40 for operating day 10/12/2022 for 1.3 MW RRS for HE21 and 1.6 MW RRS for HE23,24. Operational Information Cancelled
Oct 12, 2022 1:11:03 PM ERCOT will execute a SASM at 13:40 for operating day 10/12/2022 for HE16-18 for 4 MW RRS. Operational Information Active
Oct 12, 2022 12:08:43 PM ERCOT will execute a SASM at 12:40 for operating day 10/12/2022 for 1.3 MW RRS for HE21 and 1.6 MW RRS for HE23,24. Operational Information Active
Oct 12, 2022 9:14:14 AM At 0907 ERCOT is issuing an OCN for WESTEX IROL limit update caused by topology changes. Operational Information Active
Oct 12, 2022 8:51:57 AM The Daily RSASM for Wednesday, October 12, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 12, 2022 12:02:34 AM No sudden loss of generation greater than 450 MW occurred on October 11, 2022. Operational Information Active
Oct 11, 2022 8:48:32 AM The Daily RSASM for Tuesday, October 11, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 11, 2022 12:08:13 AM No sudden loss of generation greater than 450 MW occurred on October 10, 2022. Operational Information Active
Oct 10, 2022 8:48:43 AM The Daily RSASM for Monday, October 10, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 10, 2022 1:17:05 AM No sudden loss of generation greater than 450 MW occurred on October 9, 2022 Operational Information Active
Oct 9, 2022 8:49:29 AM The Daily RSASM for Sunday, October 9, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 9, 2022 12:33:20 AM On October 8, 2022, a sudden loss of generation occurred at 06:47 totaling 661 MW. Frequency declined to 59.901 Hz, ERCOT load was 35,942 MW. Operational Information Active
Oct 8, 2022 8:48:43 AM The Daily RSASM for Saturday, October 8, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 8, 2022 6:51:55 AM ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Oct 8, 2022 6:47:47 AM ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Oct 8, 2022 12:11:45 AM No sudden loss of generation greater than 450 MW occurred on October 7, 2022. Operational Information Active
Oct 7, 2022 3:36:41 PM ERCOT has cancelled the following notice: At 08:27, ERCOT is issuing an OCN for taking manual action on the WESTEX IROL due to a topology change. Operational Information Cancelled
Oct 7, 2022 8:48:20 AM The Daily RSASM for Friday, October 7, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 7, 2022 12:01:59 AM On 10/06/2022, a sudden loss of generation occurred at 02:24:28 totaling 635.50 MW. Frequency declined to 59.862 Hz, ERCOT load was 36,115 MW. Another sudden loss of generation occurred at 11:54.35 totaling 782.34 MW. Frequency declined to 59.877 Hz, ERCOT load was 49,387 MW. Operational Information Active
Oct 6, 2022 11:40:32 PM ERCOT has cancelled the following notice: ERCOT will execute a SASM at 22:40 for operating day 10/07/22 for HE01-24 for 4.4 MW RRS. Operational Information Cancelled
Oct 6, 2022 10:06:18 PM ERCOT will execute a SASM at 22:40 for operating day 10/07/22 for HE01-24 for 4.4 MW RRS. Operational Information Active
Oct 6, 2022 7:05:40 PM At 19:05, All Non-Spin has been recalled. Operational Information Active
Oct 6, 2022 7:05:21 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2022-10-06 19:05:20, END_TIME: 2022-10-06 19:05:20, DURATION: 0 Hrs 0 Mins.; Market Message
Oct 6, 2022 6:33:01 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 556.9, BEGIN_TIME: 2022-10-06 19:00:00, END_TIME: 2022-10-06 23:59:00, DURATION: 4 Hrs 59 Mins.; Market Message
Oct 6, 2022 6:02:13 PM At 18:01 approximately 485 MW of Non-Spin has been deployed, anticipated duration is 23:59:00. Operational Information Active
Oct 6, 2022 6:01:34 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 485.7, BEGIN_TIME: 2022-10-06 18:01:33, END_TIME: 2022-10-06 23:59:00, DURATION: 5 Hrs 57 Mins.; Market Message
Oct 6, 2022 5:12:21 PM ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie will be unavailable from 10/03/2022 06:00 through 10/07/2022 16:00 due to a planned outage. Operational Information Cancelled
Oct 6, 2022 11:57:07 AM ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Oct 6, 2022 11:54:43 AM ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Oct 6, 2022 10:58:59 AM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2022-10-06 10:58:59, END_TIME: 2022-10-06 10:58:59, DURATION: 0 Hrs 0 Mins.; Market Message
Oct 6, 2022 8:48:29 AM The Daily RSASM for Thursday, October 6, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 6, 2022 2:30:47 AM ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Oct 6, 2022 2:24:35 AM ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Oct 6, 2022 12:13:50 AM No sudden loss of generation greater than 450 MW occurred on October 5, 2022. Operational Information Active
Oct 5, 2022 6:57:07 PM At 18:56, All Non-Spin has been recalled. Operational Information Active
Oct 5, 2022 6:56:30 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2022-10-05 18:56:29, END_TIME: 2022-10-05 18:56:29, DURATION: 0 Hrs 0 Mins.; Market Message
Oct 5, 2022 6:33:01 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 616.7, BEGIN_TIME: 2022-10-05 19:00:00, END_TIME: 2022-10-05 23:59:00, DURATION: 4 Hrs 59 Mins.; Market Message
Oct 5, 2022 5:33:02 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 616.7, BEGIN_TIME: 2022-10-05 18:00:00, END_TIME: 2022-10-05 23:59:00, DURATION: 5 Hrs 59 Mins.; Market Message
Oct 5, 2022 4:33:02 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 616.3, BEGIN_TIME: 2022-10-05 17:00:00, END_TIME: 2022-10-05 23:59:00, DURATION: 6 Hrs 59 Mins.; Market Message
Oct 5, 2022 3:51:41 PM At 15:49 approximately 561 MW of Non-Spin has been deployed, anticipated duration is 23:59:00. Operational Information Active
Oct 5, 2022 3:49:41 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 561.7, BEGIN_TIME: 2022-10-05 15:49:40, END_TIME: 2022-10-05 23:59:00, DURATION: 8 Hrs 9 Mins.; Market Message
Oct 5, 2022 8:46:35 AM The Daily RSASM for Wednesday, October 5, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 5, 2022 12:02:33 AM No sudden loss of generation greater than 450 MW occurred on October 4, 2022. Operational Information Active
Oct 4, 2022 7:47:57 PM At 19:47, All Non-Spin has been recalled. Operational Information Active
Oct 4, 2022 7:47:24 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2022-10-04 19:47:24, END_TIME: 2022-10-04 19:47:24, DURATION: 0 Hrs 0 Mins.; Market Message
Oct 4, 2022 7:33:01 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 746.9, BEGIN_TIME: 2022-10-04 20:00:00, END_TIME: 2022-10-04 23:59:00, DURATION: 3 Hrs 59 Mins.; Market Message
Oct 4, 2022 7:17:26 PM At 19:08 approximated 580 MW Non-Spin was recalled, leaving approximated 500 MW Non-Spin deployed. Operational Information Active
Oct 4, 2022 7:08:11 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 580.2, BEGIN_TIME: 2022-10-04 19:08:11, END_TIME: 2022-10-04 23:59:00, DURATION: 4 Hrs 50 Mins.; Market Message
Oct 4, 2022 6:33:01 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1118.2, BEGIN_TIME: 2022-10-04 19:00:00, END_TIME: 2022-10-04 23:59:00, DURATION: 4 Hrs 59 Mins.; Market Message
Oct 4, 2022 6:04:35 PM At 18:02 an additional approximate 450 MW of Non-Spin has been deployed for a total of approximately 1026 MW deployed, anticipated duration is 23:59:00. Operational Information Active
Oct 4, 2022 6:01:28 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1026.6, BEGIN_TIME: 2022-10-04 18:01:28, END_TIME: 2022-10-04 23:59:00, DURATION: 5 Hrs 57 Mins.; Market Message
Oct 4, 2022 5:39:37 PM At 17:38 approximately 505 MW of Non-Spin has been deployed, anticipated duration is 23:59:00. Operational Information Active
Oct 4, 2022 5:38:40 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 505.1, BEGIN_TIME: 2022-10-04 17:38:40, END_TIME: 2022-10-04 23:59:00, DURATION: 6 Hrs 20 Mins.; Market Message
Oct 4, 2022 8:46:51 AM The Daily RSASM for Tuesday, October 4, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 4, 2022 12:19:54 AM No sudden loss of generation greater than 450 MW occurred on October 3, 2022. Operational Information Active
Oct 3, 2022 8:47:03 AM The Daily RSASM for Monday, October 3, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 3, 2022 8:29:28 AM At 08:27, ERCOT is issuing an OCN for taking manual action on the WESTEX IROL due to a topology change. Operational Information Active
Oct 3, 2022 12:07:55 AM No sudden loss of generation greater than 450 MW occurred on October 2, 2022. Operational Information Active
Oct 2, 2022 7:54:50 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2022-10-02 19:54:49, END_TIME: 2022-10-02 19:54:49, DURATION: 0 Hrs 0 Mins.; Market Message
Oct 2, 2022 7:49:50 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1770.6, BEGIN_TIME: 2022-10-02 19:49:50, END_TIME: 2022-10-02 23:59:00, DURATION: 4 Hrs 9 Mins.; Market Message
Oct 2, 2022 7:45:08 PM At 19:44, All Non-Spin has been recalled. Operational Information Active
Oct 2, 2022 7:43:54 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1770.6, BEGIN_TIME: 2022-10-02 19:43:54, END_TIME: 2022-10-02 23:59:00, DURATION: 4 Hrs 15 Mins.; Market Message
Oct 2, 2022 7:33:02 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1803.2, BEGIN_TIME: 2022-10-02 20:00:00, END_TIME: 2022-10-02 23:59:00, DURATION: 3 Hrs 59 Mins.; Market Message
Oct 2, 2022 6:33:02 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1802.0, BEGIN_TIME: 2022-10-02 19:00:00, END_TIME: 2022-10-02 23:59:00, DURATION: 4 Hrs 59 Mins.; Market Message
Oct 2, 2022 5:33:02 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1796.7, BEGIN_TIME: 2022-10-02 18:00:00, END_TIME: 2022-10-02 23:59:00, DURATION: 5 Hrs 59 Mins.; Market Message
Oct 2, 2022 4:51:33 PM At 16:47 approximately 1847 MW of Non-Spin has been deployed, anticipated duration is 7hrs 11mins.. Operational Information Active
Oct 2, 2022 4:48:10 PM At 18:47 approximately 1847 MW of Non-Spin has been deployed, anticipated duration is 7hrs 11mins. Operational Information Active
Oct 2, 2022 4:45:50 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 1847.7, BEGIN_TIME: 2022-10-02 16:45:49, END_TIME: 2022-10-02 23:59:00, DURATION: 7 Hrs 13 Mins.; Market Message
Oct 2, 2022 8:48:09 AM The Daily RSASM for Sunday, October 2, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 2, 2022 12:32:39 AM The DC_E (East) DC Tie will be unavailable from 09/26/2022 07:00 through 10/21/2022 12:00 due to a planned outage. Operational Information Active
Oct 2, 2022 12:29:32 AM ERCOT has cancelled the following notice: The DC_E (East) DC Tie will be unavailable from 09/26/2022 07:00 through 10/07/2022 12:00 due to a planned outage. Operational Information Cancelled
Oct 2, 2022 12:16:16 AM No sudden loss of generation greater than 450 MW occurred on October 1, 2022. Operational Information Active
Oct 1, 2022 7:56:23 PM At 19:53, All Non-Spin has been recalled. Operational Information Active
Oct 1, 2022 7:55:37 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 0.0, BEGIN_TIME: 2022-10-01 19:55:36, END_TIME: 2022-10-01 19:55:36, DURATION: 0 Hrs 0 Mins.; Market Message
Oct 1, 2022 7:33:02 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 573.0, BEGIN_TIME: 2022-10-01 20:00:00, END_TIME: 2022-10-01 23:59:00, DURATION: 3 Hrs 59 Mins.; Market Message
Oct 1, 2022 6:57:23 PM At 18:54 approximately 572 MW of Non-Spin has been deployed, anticipated duration is 23:59. Operational Information Active
Oct 1, 2022 6:54:43 PM CM-ASM-NOTF AS_TYPE: Non-Spin, DEPLOY_MW: 572.0, BEGIN_TIME: 2022-10-01 18:54:42, END_TIME: 2022-10-01 23:59:00, DURATION: 5 Hrs 4 Mins.; Market Message
Oct 1, 2022 8:47:00 AM The Daily RSASM for Saturday, October 1, 2022 will not be occurring due to zero participating QSEs. Operational Information Active
Oct 1, 2022 12:11:31 AM No sudden loss of generation greater than 450 MW occurred on September 30, 2022. Operational Information Active