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.

Jun 2020 Jul 2020 Aug 2020 Sep 2020 Oct 2020 Nov 2020
Date Message Type Status
Jul 31 2020 16:06:10 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 31 2020 16:06:03 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 31 2020 08:47:58 CST The Daily RSASM for Friday July 31, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 31 2020 04:07:54 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 31 2020 04:07:39 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 31 2020 00:48:23 CST No sudden loss of generation greater than 450 MW occurred on July 30, 2020 Operational Information Active
Jul 30 2020 16:59:23 CST Cancelled RUC commitment at timestamp 7/30/20 16:23 for DUKE CC1_1 for 7/30/20 1800-2400 due to additional studies determining the generation was no longer needed. Operational Information Active
Jul 30 2020 16:43:14 CST DC Tie Outage: ERCOT has cancelled the following notice: The Laredo VFT DC Tie will be unavailable from 08:00 07/29/2020 through 17:00 07/30/2020 due to a planned outage. Operational Information Cancelled
Jul 30 2020 16:10:45 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 30 2020 16:10:34 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 30 2020 08:47:30 CST The Daily RSASM for Thursday July 30, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 30 2020 04:14:39 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 30 2020 04:09:53 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 30 2020 00:59:38 CST No sudden loss of generation greater than 450 MW occurred on July 29, 2020 Operational Information Active
Jul 29 2020 16:10:21 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 29 2020 16:09:41 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 29 2020 15:36:52 CST ERCOT has cancelled the following notice: Railroad HVDC Tie will be limited to 150MW import/export from 0245 07/26/2020 to 1600 08/02/2020 due to forced outage. Operational Information Cancelled
Jul 29 2020 04:04:28 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 29 2020 04:04:19 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 29 2020 00:36:32 CST No sudden loss of generation greater than 450 MW occurred on July 28, 2020 Operational Information Active
Jul 28 2020 16:01:29 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 28 2020 16:00:48 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 28 2020 04:08:36 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 28 2020 04:08:17 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 28 2020 01:37:46 CST No sudden loss of generation greater than 450 MW occurred on July 27, 2020 Operational Information Active
Jul 27 2020 22:01:17 CST ERCOT has cancelled the following notice: ERCOT is issuing an Advisory for Physical Responsive Capability less than 3000 MW. Advisory Cancelled
Jul 27 2020 16:35:09 CST ERCOT is issuing an Advisory for Physical Responsive Capability less than 3000 MW. Advisory Active
Jul 27 2020 16:18:55 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 27 2020 16:18:14 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 27 2020 10:49:57 CST DC Tie Outage: ERCOT has cancelled the following notice: The Laredo VFT DC Tie will be unavailable from 23:49 07/24/2020 through 18:00 07/27/2020 due to a forced outage. Operational Information Cancelled
Jul 27 2020 04:08:06 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 27 2020 04:07:58 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 27 2020 00:33:22 CST No sudden loss of generation greater than 450 MW occurred on July 26, 2020 Operational Information Active
Jul 26 2020 16:34:48 CST ERCOT has cancelled the following notice: Railroad HVDC Tie will be limited to 150MW import/export from 0245 07/26/2020 to 1500 07/26/2020 due to forced outage Operational Information Cancelled
Jul 26 2020 16:33:35 CST Railroad HVDC Tie will be limited to 150MW import/export from 0245 07/26/2020 to 1600 08/02/2020 due to forced outage. Operational Information Active
Jul 26 2020 16:26:09 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 26 2020 16:19:10 CST DC Tie Outage: ERCOT has cancelled the following notice: The North DC Tie will be unavailable from 13:30 07/26/2020 through 23:59 07/26/2020 due to a forced outage. Operational Information Cancelled
Jul 26 2020 16:04:03 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 26 2020 15:01:06 CST ERCOT has cancelled the following notice: At 22:30, ERCOT is issuing an OCN for Tropical Storm Hanna due to a probability of making landfall in the ERCOT Region on Saturday afternoon July 25th. Operational Information Cancelled
Jul 26 2020 15:00:56 CST ERCOT has cancelled the following notice: At 17:30, ERCOT is issuing an Advisory for the Tropical Storm Hanna in the Gulf of Mexico which is currently projected to become a Hurricane prior to landfall in the ERCOT Region, Saturday Afternoon 7/25/2020. Operational Information Cancelled
Jul 26 2020 13:35:12 CST DC Tie Outage: The North DC Tie will be unavailable from 13:30 07/26/2020 through 23:59 07/26/2020 due to a forced outage. Operational Information Active
Jul 26 2020 08:53:02 CST The Daily RSASM for Sunday July 26, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 26 2020 04:16:18 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 26 2020 04:15:55 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 26 2020 03:08:49 CST Railroad HVDC Tie will be limited to 150MW import/export from 0245 07/26/2020 to 1500 07/26/2020 due to forced outage Operational Information Active
Jul 26 2020 00:26:48 CST No sudden loss of generation greater than 450 MW occurred on July 25, 2020 Operational Information Active
Jul 26 2020 00:21:28 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 25 2020 15:58:59 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 25 2020 08:48:06 CST The Daily RSASM for Saturday July 25, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 25 2020 04:10:43 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 25 2020 04:10:02 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 25 2020 00:04:07 CST DC Tie Outage: The Laredo VFT DC Tie will be unavailable from 23:49 07/24/2020 through 18:00 07/27/2020 due to a forced outage. Operational Information Active
Jul 25 2020 00:00:16 CST No sudden loss of generation greater than 450 MW occurred on July 24, 2020. Operational Information Active
Jul 24 2020 19:45:02 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 24 2020 17:33:36 CST At 17:30, ERCOT is issuing an Advisory for the Tropical Storm Hanna in the Gulf of Mexico which is currently projected to become a Hurricane prior to landfall in the ERCOT Region, Saturday Afternoon 7/25/2020. Operational Information Active
Jul 24 2020 16:04:56 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 24 2020 08:47:04 CST The Daily RSASM for Friday July 24, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 24 2020 04:15:22 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 24 2020 04:14:17 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 24 2020 00:47:26 CST No sudden loss of generation greater than 450 MW occurred on July 23, 2020. Operational Information Active
Jul 24 2020 00:47:20 CST No sudden loss of generation greater than 450 MW occurred on July 23, 2020. Operational Information Active
Jul 23 2020 22:32:35 CST At 22:30, ERCOT is issuing an OCN for Tropical Storm Hanna due to a probability of making landfall in the ERCOT Region on Saturday afternoon July 25th. Operational Information Active
Jul 23 2020 22:24:40 CST Physical Responsive Capability < 3000 MW: ERCOT has cancelled the following notice: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Cancelled
Jul 23 2020 21:15:44 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 23 2020 16:07:01 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 23 2020 16:06:54 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 23 2020 14:34:12 CST DC Tie Outage: The Laredo VFT DC Tie will be unavailable from 08:00 07/29/2020 through 17:00 07/30/2020 due to a planned outage. Operational Information Active
Jul 23 2020 08:47:34 CST The Daily RSASM for Thursday July 23, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 23 2020 04:13:34 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 23 2020 04:13:10 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 23 2020 00:06:01 CST No sudden loss of generation greater than 450 MW occurred on July 22, 2020. Operational Information Active
Jul 22 2020 21:45:46 CST Physical Responsive Capability < 3000 MW: ERCOT has cancelled the following notice: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Cancelled
Jul 22 2020 20:38:54 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 22 2020 20:38:53 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 22 2020 20:38:50 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 22 2020 20:38:15 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 22 2020 20:37:43 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 22 2020 16:10:29 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 22 2020 16:10:21 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 22 2020 08:48:45 CST The Daily RSASM for Wednesday July 22, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 22 2020 04:09:13 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 22 2020 00:25:13 CST No sudden loss of generation greater than 450 MW occurred on July 21, 2020. Operational Information Active
Jul 21 2020 20:00:51 CST Physical Responsive Capability < 3000 MW: ERCOT has cancelled the following notice: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Cancelled
Jul 21 2020 18:40:50 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 21 2020 16:04:39 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 21 2020 16:04:27 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 21 2020 16:00:59 CST Notification of Market Price Correction: Market price correction for SCED. Market price correction for SCED. ERCOT has identified a need to perform a price correction for Real-Time Market Settlement Intervals 15:45 and 16:00 on OD 07/20/2020 due to planned system maintenance. Only some Real-Time Prices for Energy Metered for Resources (RTRMPRs) were impacted. There was no impact to Real-Time Settlement Point Prices. Corrections to the RTRMPRs meter prices will be finished by 16:00 of 07/22/2020. Since ERCOT does not post price corrections for RTRMPRs, this price correction will be reflected on the settlement statements of the impacted QSEs. Alert Active
Jul 21 2020 08:47:53 CST The Daily RSASM for Tuesday July 21, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 21 2020 06:07:57 CST ERCOT has cancelled the following notice: No sudden loss of generation greater than 450 MW occurred on July 20, 2020. Operational Information Cancelled
Jul 21 2020 05:49:38 CST On July 20, 2020, a sudden loss of generation occurred at 11:47 totaling 801.60 MW. Frequency declined to 59.815 Hz, ERCOT load was 59, 675 MW. Operational Information Active
Jul 21 2020 04:17:29 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 21 2020 01:16:12 CST No sudden loss of generation greater than 450 MW occurred on July 20, 2020. Operational Information Active
Jul 20 2020 16:54:00 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 20 2020 16:44:33 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 20 2020 16:42:04 CST ERCOT has cancelled the following notice: At 3:25 PM on 7/20/2020, 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
Jul 20 2020 15:45:37 CST ERCOT Emergency Base Points are Disabled Operational Information Cancelled
Jul 20 2020 15:42:25 CST ERCOT Emergency Base Points are Enabled Operational Information Active
Jul 20 2020 11:53:57 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jul 20 2020 11:53:57 CST ERCOT FFR Has Been Recalled Operational Information Cancelled
Jul 20 2020 11:47:49 CST ERCOT FFR Has Been Deployed Operational Information Active
Jul 20 2020 11:47:49 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jul 20 2020 09:26:08 CST At 3:25 PM on 7/20/2020, 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
Jul 20 2020 08:51:49 CST The Daily RSASM for Monday July 20, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 20 2020 04:11:10 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 20 2020 00:01:23 CST No sudden loss of generation greater than 450 MW occurred on July 19, 2020. Operational Information Active
Jul 19 2020 17:59:11 CST Physical Responsive Capability < 3000 MW: ERCOT has cancelled the following notice: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Cancelled
Jul 19 2020 16:18:18 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 19 2020 16:18:05 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Cancelled
Jul 19 2020 13:35:02 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 19 2020 08:45:49 CST The Daily RSASM for Sunday July 19, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jul 19 2020 04:12:08 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Active
Jul 19 2020 00:04:52 CST No sudden loss of generation greater than 450 MW occurred on July 18, 2020. Operational Information Active
Jul 18 2020 16:08:07 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 18 2020 16:07:37 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Cancelled
Jul 18 2020 08:45:08 CST The Daily RSASM for Saturday July 18, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jul 18 2020 04:15:22 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Active
Jul 18 2020 01:11:07 CST The minimum monthly Ancillary Services quantities have been posted to the ERCOT Market Information System (MIS) under the Projected Ancillary Service Requirements link under the Medium-Term System Adequacy 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/pps/tibco/mis/Pages/Grid+Information/Forecasts AS Postings Active
Jul 18 2020 00:05:54 CST No sudden loss of generation greater than 450 MW occurred on July 17, 2020. Operational Information Active
Jul 17 2020 16:12:06 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 17 2020 16:11:54 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Cancelled
Jul 17 2020 12:58:04 CST Frequency Measurable Events: Report tracking Frequency Measurable Events (FMEs) as of Jul 17, 2020 is available. Operational Instruction Active
Jul 17 2020 08:45:20 CST The Daily RSASM for Friday July 17, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jul 17 2020 04:15:51 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Active
Jul 17 2020 00:42:41 CST On July 16, 2020, a sudden loss of generation occurred at 15:13 totaling 510.85 MW. Frequency declined to 59.882 Hz, ERCOT load was 72, 253 MW. Operational Information Active
Jul 16 2020 16:24:35 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 16 2020 15:20:13 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jul 16 2020 15:13:29 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jul 16 2020 08:45:10 CST The Daily RSASM for Thursday July 16, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jul 16 2020 04:29:40 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Active
Jul 16 2020 00:04:55 CST No sudden loss of generation greater than 450 MW occurred on July 15, 2020 Operational Information Active
Jul 15 2020 18:00:33 CST ERCOT has cancelled the following notice: OCN issued for the extreme hot weather with forecasted temperatures to be above 103°F from 07/11/2020 – 07/15/2020. OCN Cancelled
Jul 15 2020 16:14:58 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 15 2020 08:46:51 CST The Daily RSASM for Wednesday July 15, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 15 2020 04:14:01 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 15 2020 04:13:46 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 15 2020 00:24:06 CST No sudden loss of generation greater than 450 MW occurred on July 14, 2020 Operational Information Active
Jul 14 2020 16:05:17 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 14 2020 08:49:09 CST The Daily RSASM for Tuesday July 14, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 14 2020 04:11:57 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 14 2020 04:11:44 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 14 2020 00:35:01 CST No sudden loss of generation greater than 450 MW occurred on July 13, 2020 Operational Information Active
Jul 13 2020 16:52:35 CST July 13, 2020 The Wirtz RAS was not placed in service as scheduled and will continue to remain out of service until further notice. Operational Information Active
Jul 13 2020 16:06:52 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 13 2020 16:06:40 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 13 2020 08:48:33 CST The Daily RSASM for Monday July 13, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 13 2020 04:09:19 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 13 2020 04:09:04 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 13 2020 00:10:55 CST No sudden loss of generation greater than 450 MW occurred on July 12, 2020 Operational Information Active
Jul 12 2020 16:11:29 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 12 2020 15:13:59 CST DAM is Complete, DRUC will begin at 1610. Advisory Active
Jul 12 2020 13:30:00 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day July 13th, 2020 due to long running solution. Advisory Active
Jul 12 2020 08:52:58 CST The Daily RSASM for Sunday July 12, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 12 2020 04:10:27 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 12 2020 00:04:05 CST No sudden loss of generation greater than 450 MW occurred on July 11, 2020 Operational Information Active
Jul 11 2020 16:10:36 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 11 2020 08:49:32 CST The Daily RSASM for Saturday July 11, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 11 2020 04:11:08 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 11 2020 00:17:26 CST No sudden loss of generation greater than 450 MW occurred on July 10, 2020 Operational Information Active
Jul 10 2020 16:18:48 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 10 2020 08:47:31 CST The Daily RSASM for Friday July 10, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 10 2020 04:11:47 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 10 2020 00:13:11 CST On July 9, 2020, a sudden loss of generation occurred at 20:14 totaling 843.5 MW. Frequency declined to 59.838 Hz, ERCOT load was 64, 370 MW. Operational Information Active
Jul 09 2020 20:20:02 CST ERCOT FFR Has Been Recalled Operational Information Cancelled
Jul 09 2020 20:20:02 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jul 09 2020 20:14:22 CST ERCOT FFR Has Been Deployed Operational Information Active
Jul 09 2020 20:14:18 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jul 09 2020 16:09:23 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 09 2020 16:09:06 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 09 2020 08:47:32 CST The Daily RSASM for Thursday July 9, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 09 2020 04:13:40 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 09 2020 00:41:06 CST No sudden loss of generation greater than 450 MW occurred on July 8, 2020. Operational Information Active
Jul 08 2020 16:09:53 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 08 2020 16:09:35 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 08 2020 15:05:53 CST Notification of Market Price Correction: Market price correction for DAM. This notification is an update to the message sent at 19:01:30 on 7/7/2020. ERCOT has completed its price analysis, and determined that a price correction is warranted under Protocol Section 4.5.3 for DAM Operating Day (OD) 7/7/2020. Accordingly, ERCOT will correct affected DAM prices for OD 7/7/2020. Complete price correction data will be posted on the Market Information System as soon as possible, but no later than 10:00 on 7/9/2020. Alert Active
Jul 08 2020 08:45:24 CST The Daily RSASM for Wednesday July 8, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jul 08 2020 04:21:07 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 08 2020 01:41:39 CST No sudden loss of generation greater than 450 MW occurred on July 7, 2020. Operational Information Active
Jul 07 2020 19:01:30 CST Notification of Prices Under Investigation: Notification of DAM prices under investigation. ERCOT has identified that the ratings for transformer equipment may have been incorrectly modeled as lower in DAM for Operating Day (OD) 7/7/2020 due to an ERCOT application error. The impact on prices is still under investigation. ERCOT will send an update as soon as the investigation is complete. If a price correction is needed, corrected price will be posted no later than 10AM on 7/9/2020. Alert Active
Jul 07 2020 16:06:44 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 07 2020 16:06:30 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 07 2020 11:02:11 CST OCN issued for the extreme hot weather with forecasted temperatures to be above 103°F from 07/11/2020 – 07/15/2020. OCN Active
Jul 07 2020 08:45:09 CST The Daily RSASM for Tuesday July 7, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jul 07 2020 04:10:45 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 07 2020 00:19:02 CST On July 6, 2020, a sudden loss of generation occurred at 15:09 totaling 768 MW. Frequency declined to 59.808 Hz, ERCOT load was 63, 220 MW. Operational Information Active
Jul 06 2020 16:07:25 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 06 2020 16:07:02 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jul 06 2020 15:44:44 CST Physical Responsive Capability < 3000 MW: ERCOT has cancelled the following notice: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Cancelled
Jul 06 2020 15:35:11 CST DC Tie Outage: ERCOT has cancelled the following notice: The DC_L DC Tie will be unavailable from 13:55 07/06/2020 through 17:00 07/06/2020 due to a forced outage. Operational Information Cancelled
Jul 06 2020 15:15:39 CST ERCOT FFR Has Been Recalled Operational Information Cancelled
Jul 06 2020 15:15:39 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jul 06 2020 15:13:34 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 06 2020 15:09:35 CST ERCOT FFR Has Been Deployed Operational Information Active
Jul 06 2020 15:09:31 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jul 06 2020 14:12:35 CST DC Tie Outage: The DC_L DC Tie will be unavailable from 13:55 07/06/2020 through 17:00 07/06/2020 due to a forced outage. Operational Information Active
Jul 06 2020 10:20:33 CST DC Tie Outage: ERCOT has cancelled the following notice: The L DC Tie will be unavailable from 17:11 07/04/2020 through 16:00 07/06/2020 due to a forced outage. Operational Information Cancelled
Jul 06 2020 08:45:23 CST The Daily RSASM for Monday July 6, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jul 06 2020 04:12:20 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 06 2020 00:02:03 CST No sudden loss of generation greater than 450 MW occurred on July 5, 2020. Operational Information Active
Jul 05 2020 16:06:25 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 05 2020 08:45:45 CST The Daily RSASM for Sunday July 5, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 05 2020 04:04:38 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 05 2020 04:04:25 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 05 2020 00:05:00 CST No sudden loss of generation greater than 450 MW occurred on July 4, 2020. Operational Information Active
Jul 04 2020 17:43:08 CST DC Tie Outage: The L DC Tie will be unavailable from 17:11 07/04/2020 through 16:00 07/06/2020 due to a forced outage. Operational Information Active
Jul 04 2020 17:42:28 CST DC Tie Outage: ERCOT has cancelled the following notice: The L DC Tie will be unavailable from 17:11 07/04/2020 through 16:00 07/05/2020 due to a forced outage. Operational Information Cancelled
Jul 04 2020 17:42:06 CST DC Tie Outage: The L DC Tie will be unavailable from 17:11 07/04/2020 through 16:00 07/05/2020 due to a forced outage. Operational Information Active
Jul 04 2020 16:57:09 CST Physical Responsive Capability < 3000 MW: ERCOT has cancelled the following notice: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Cancelled
Jul 04 2020 16:08:13 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 04 2020 15:44:29 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jul 04 2020 08:45:53 CST The Daily RSASM for Saturday July 4, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 04 2020 04:04:41 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 04 2020 04:04:35 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 04 2020 00:02:07 CST No sudden loss of generation greater than 450 MW occurred on July 3, 2020. Operational Information Active
Jul 03 2020 16:14:20 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 03 2020 08:46:32 CST The Daily RSASM for Friday July 3, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 03 2020 04:05:51 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 03 2020 04:05:40 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 03 2020 00:18:43 CST No sudden loss of generation greater than 450 MW occurred on July 02, 2020. Operational Information Active
Jul 02 2020 16:14:44 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 02 2020 08:49:10 CST The Daily RSASM for Thursday June 2, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 02 2020 04:07:43 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jul 02 2020 04:07:25 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 02 2020 00:34:01 CST On July 1, 2020 a sudden loss of generation occurred at 18:28 totaling 803.31 MW. Frequency declined to 59.847 Hz, ERCOT load was 66, 327 MW. Operational Information Active
Jul 01 2020 18:33:35 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jul 01 2020 18:28:07 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jul 01 2020 16:07:28 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jul 01 2020 08:49:08 CST The Daily RSASM for Wednesday, July 1, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jul 01 2020 08:40:00 CST DC Tie Outage: ERCOT has cancelled the following notice: The E DC Tie will be unavailable from 05:45 07/01/2020 through 00:00 07/02/2020 due to a forced outage. Operational Information Cancelled
Jul 01 2020 05:45:39 CST DC Tie Outage: The E DC Tie will be unavailable from 05:45 07/01/2020 through 00:00 07/02/2020 due to a forced outage. Operational Information Active
Jul 01 2020 04:10:06 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jul 01 2020 00:14:47 CST No sudden loss of generation greater than 450 MW occurred on June 30, 2020. Operational Information Active