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
Jun 30 2020 16:16:10 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 30 2020 08:48:08 CST The Daily RSASM for Tuesday, June 30, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 30 2020 04:08:45 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 30 2020 00:33:56 CST No sudden loss of generation greater than 450 MW occurred on June 29, 2020. Operational Information Active
Jun 29 2020 16:16:51 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 29 2020 08:48:06 CST The Daily RSASM for Monday, June 29, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 29 2020 04:21:51 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 29 2020 03:05:51 CST No sudden loss of generation greater than 450 MW occurred on June 28, 2020. Operational Information Active
Jun 29 2020 03:05:50 CST No sudden loss of generation greater than 450 MW occurred on June 28, 2020. Operational Information Active
Jun 28 2020 15:58:18 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 28 2020 15:58:09 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 28 2020 14:19:07 CST DAM is complete. DRUC will begin at 1515 Advisory Active
Jun 28 2020 13:25:03 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day June 29, 2020 due to long solution run time. Advisory Active
Jun 28 2020 08:46:22 CST The Daily RSASM for Sunday, June 28, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 28 2020 04:04:20 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 28 2020 04:04:13 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 28 2020 00:19:31 CST No sudden loss of generation greater than 450 MW occurred on June 27, 2020. Operational Information Active
Jun 27 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
Jun 27 2020 16:05:30 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 27 2020 14:12:34 CST Dam is complete. DRUC will begin at 1510 Advisory Active
Jun 27 2020 13:26:49 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day June 28, 2020 due to long solution run time. Advisory Active
Jun 27 2020 08:46:16 CST The Daily RSASM for Saturday, June 27, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 27 2020 04:07:59 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 27 2020 04:07:46 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 27 2020 01:34:39 CST No sudden loss of generation greater than 450 MW occurred on June 26, 2020. Operational Information Active
Jun 26 2020 16:10:48 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 26 2020 16:10:37 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 26 2020 08:46:33 CST The Daily RSASM for Friday, June 26, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 26 2020 04:08:50 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 26 2020 04:08:32 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 26 2020 00:03:51 CST No sudden loss of generation greater than 450 MW occurred on June 25, 2020. Operational Information Active
Jun 26 2020 00:03:50 CST No sudden loss of generation greater than 450 MW occurred on June 25, 2020. Operational Information Active
Jun 25 2020 16:23:43 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
Jun 25 2020 16:08:29 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 25 2020 14:18:15 CST Physical Responsive Capability < 3000 MW: ERCOT is issuing an Advisory due to Physical Responsive Capability being below 3000 MW Advisory Active
Jun 25 2020 08:46:30 CST The Daily RSASM for Thursday, June 25, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 25 2020 04:23:02 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 25 2020 04:22:51 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 25 2020 00:12:56 CST No sudden loss of generation greater than 450 MW occurred on June 24, 2020. Operational Information Active
Jun 24 2020 16:11:03 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 24 2020 08:46:07 CST The Daily RSASM for Wednesday June 24, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 24 2020 04:06:28 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 24 2020 04:06:18 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 24 2020 00:10:46 CST On June 23, 2020 a sudden loss of generation occurred at 16:54 totaling 502 MW. Frequency declined to 59.897 Hz, ERCOT load was 55, 100 MW. Operational Information Active
Jun 23 2020 16:58:51 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jun 23 2020 16:54:07 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jun 23 2020 16:08:29 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 23 2020 08:46:16 CST The Daily RSASM for Tuesday June 23, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 23 2020 04:06:15 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 23 2020 04:06:04 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 23 2020 00:05:15 CST No sudden loss of generation greater than 450 MW occurred on June 22, 2020. Operational Information Active
Jun 22 2020 16:15:39 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 22 2020 08:46:33 CST The Daily RSASM for Monday June 22, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 22 2020 04:11:26 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 22 2020 04:11:14 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 22 2020 01:05:16 CST No sudden loss of generation greater than 450 MW occurred on June 21, 2020 Operational Information Active
Jun 21 2020 16:07:57 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 21 2020 16:07:50 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 21 2020 12:02:12 CST DC Tie Outage: The Eagle Pass DC Tie will be unavailable from 07:30 03/16/2020 through 16:00 06/26/2020 due to a forced outage. Operational Information Active
Jun 21 2020 08:47:47 CST The Daily RSASM for Sunday June 21, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 21 2020 04:06:11 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 21 2020 04:05:53 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 21 2020 00:33:24 CST No sudden loss of generation greater than 450 MW occurred on June 20, 2020 Operational Information Active
Jun 20 2020 16:05:32 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 20 2020 16:05:25 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 20 2020 08:47:37 CST The Daily RSASM for Saturday June 20, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 20 2020 05:15:42 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
Jun 20 2020 04:11:45 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 20 2020 04:11:37 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 20 2020 00:36:34 CST No sudden loss of generation greater than 450 MW occurred on June 19, 2020 Operational Information Active
Jun 19 2020 16:06:32 CST ERCOT has cancelled the following notice: At 04:16 ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 19 2020 16:06:24 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 19 2020 14:26:40 CST DC Tie Outage: ERCOT has cancelled the following notice: The North DC Tie will be unavailable from 10:30 06/15/2020 through 16:00 06/19/2020 due to a forced outage. Operational Information Cancelled
Jun 19 2020 12:15:58 CST Frequency Measurable Events: Report tracking Frequency Measurable Events (FMEs) as of Jun 19, 2020 is available. Operational Instruction Active
Jun 19 2020 08:48:44 CST The Daily RSASM for Friday June 19, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 19 2020 04:17:14 CST At 04:16 ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 19 2020 04:16:11 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 19 2020 01:12:01 CST No sudden loss of generation greater than 450 MW occurred on June 18, 2020 Operational Information Active
Jun 18 2020 16:18:21 CST DC Tie Outage: The North DC Tie will be unavailable from 10:30 06/15/2020 through 16:00 06/19/2020 due to a forced outage. Operational Information Active
Jun 18 2020 16:08:25 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 18 2020 16:08:16 CST ERCOT has cancelled the following notice: At 04:12 ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 18 2020 16:08:05 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 18 2020 08:47:29 CST The Daily RSASM for Thursday June 18, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 18 2020 04:13:58 CST At 04:12 ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 18 2020 04:13:55 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 18 2020 04:13:16 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 18 2020 00:19:25 CST No sudden loss of generation greater than 450 MW occurred on June 17, 2020 Operational Information Active
Jun 17 2020 16:00:43 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 17 2020 16:00:24 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 17 2020 08:46:24 CST The Daily RSASM for Wednesday, June 17, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 17 2020 04:01:43 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 17 2020 04:01:27 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 17 2020 01:30:28 CST No sudden loss of generation greater than 450 MW occurred on June 16, 2020 Operational Information Active
Jun 16 2020 17:06:17 CST DC Tie Outage: The North DC Tie will be unavailable from 10:30 06/15/2020 through 16:00 06/19/2020 due to a forced outage. Operational Information Active
Jun 16 2020 16:02:50 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 16 2020 16:02:32 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 16 2020 08:46:07 CST The Daily RSASM for Tuesday, June 16, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 16 2020 04:32:10 CST ERCOT has cancelled the following notice: As of 16:03, ERCOT is working from the alternate control center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 16 2020 04:08:27 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 16 2020 00:03:13 CST On June 15, 2020 a sudden loss of generation occurred at 17:23 totaling 510 MW. Frequency declined to 59.906 Hz, ERCOT load was 64, 659 MW. Operational Information Active
Jun 15 2020 17:29:31 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jun 15 2020 17:22:39 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jun 15 2020 16:12:38 CST As of 16:03, ERCOT is working from the alternate control center, use the OPX numbers for Bastrop. Operational Information Active
Jun 15 2020 10:40:09 CST DC Tie Outage: The North DC Tie will be unavailable from 10:30 06/15/2020 through 16:00 06/16/2020 due to a forced outage. Operational Information Active
Jun 15 2020 08:46:24 CST The Daily RSASM for Monday, June 15, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 15 2020 00:00:06 CST No sudden loss of generation greater than 450 MW occurred on June 14, 2020 Operational Information Active
Jun 14 2020 08:46:01 CST The Daily RSASM for Sunday June 14, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 14 2020 00:00:55 CST On June 13, 2020 a sudden loss of generation occurred at 12:00 totaling 674 MW. Frequency declined to 59.892 Hz, ERCOT load was 50, 066 MW. Another sudden loss of generation occurred at 17:03 totaling 476 MW. Frequency declined to 59.928 Hz, ERCOT load was 59, 981 MW. Operational Information Active
Jun 13 2020 12:05:39 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jun 13 2020 12:00:55 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jun 13 2020 08:46:37 CST The Daily RSASM for Saturday June 13, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jun 13 2020 04:09:14 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 13 2020 04:08:42 CST ERCOT has cancelled the following notice: At 16:02 ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 13 2020 00:05:45 CST No sudden loss of generation greater than 450 MW occurred on June 12, 2020 Operational Information Active
Jun 12 2020 16:03:11 CST At 16:02 ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 12 2020 16:03:02 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 12 2020 08:46:40 CST The Daily RSASM for Friday June 12, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 12 2020 04:09:52 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 12 2020 04:09:24 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 12 2020 00:18:35 CST No sudden loss of generation greater than 450 MW occurred on June 11, 2020 Operational Information Active
Jun 12 2020 00:07:25 CST DC Tie Curtailment Notice: ERCOT has cancelled the following notice: The Laredo DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage. DC Tie Curtailment Notice Cancelled
Jun 11 2020 23:05:41 CST DC Tie Curtailment Notice: The Laredo DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage. DC Tie Curtailment Notice Active
Jun 11 2020 22:43:52 CST DC Tie Curtailment Notice: ERCOT has cancelled the following notice: The Laredo DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage. DC Tie Curtailment Notice Cancelled
Jun 11 2020 19:23:42 CST DC Tie Curtailment Notice: The Laredo DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to a planned or unplanned outage. DC Tie Curtailment Notice Active
Jun 11 2020 16:05:56 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 11 2020 16:05:44 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 11 2020 08:46:52 CST The Daily RSASM for Thursday June 11, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 11 2020 04:09:40 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 11 2020 04:09:12 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 11 2020 00:44:07 CST No sudden loss of generation greater than 450 MW occurred on June 10, 2020 Operational Information Active
Jun 10 2020 16:11:49 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 10 2020 16:11:29 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 10 2020 08:49:31 CST The Daily RSASM for Wednesday June 10, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 10 2020 04:16:47 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 10 2020 04:16:40 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 10 2020 00:22:45 CST No sudden loss of generation greater than 450 MW occurred on June 09, 2020 Operational Information Active
Jun 09 2020 16:15:44 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 09 2020 16:15:09 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 09 2020 08:48:58 CST The Daily RSASM for Tuesday June 9, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 09 2020 04:11:23 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 09 2020 04:11:16 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 09 2020 00:52:12 CST No sudden loss of generation greater than 450 MW occurred on June 08, 2020. Operational Information Active
Jun 08 2020 16:19:02 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 08 2020 16:18:45 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 08 2020 14:05:19 CST DAM is Complete and DRUC will begin at 1505 Operational Information Active
Jun 08 2020 13:25:33 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day June 9, 2020 due to long running solution. Advisory Active
Jun 08 2020 08:51:36 CST The Daily RSASM for Monday June 8, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 08 2020 04:22:25 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 08 2020 04:19:50 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 08 2020 00:12:24 CST No sudden loss of generation greater than 450 MW occurred on June 07, 2020. Operational Information Active
Jun 07 2020 16:03:16 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 07 2020 16:02:49 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Cancelled
Jun 07 2020 08:45:13 CST The Daily RSASM for Sunday June 7, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jun 07 2020 04:14:20 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Active
Jun 07 2020 04:14:09 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 07 2020 00:26:42 CST No sudden loss of generation greater than 450 MW occurred on June 06, 2020. Operational Information Active
Jun 06 2020 16:11:06 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 06 2020 16:10:13 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Cancelled
Jun 06 2020 15:23:21 CST ERCOT has cancelled the following notice: The OATI E-tagging system is down and no new schedules will be accepted across the DC ties at this time. Operational Information Cancelled
Jun 06 2020 14:44:49 CST The OATI E-tagging system is down and no new schedules will be accepted across the DC ties at this time. Operational Information Active
Jun 06 2020 08:46:03 CST The Daily RSASM for Saturday June 6, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jun 06 2020 04:16:10 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor Operational Information Active
Jun 06 2020 04:15:50 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 06 2020 00:01:16 CST No sudden loss of generation greater than 450 MW occurred on June 05, 2020. Operational Information Active
Jun 05 2020 16:10:40 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 05 2020 16:10:23 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 05 2020 08:46:11 CST The Daily RSASM for Friday June 5, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jun 05 2020 04:07:43 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 05 2020 04:07:32 CST ERCOT has cancelled the following notice: At 16:03 ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 05 2020 00:11:57 CST No sudden loss of generation greater than 450 MW occurred on June 04, 2020. Operational Information Active
Jun 04 2020 16:07:11 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 04 2020 16:03:08 CST At 16:03 ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 04 2020 08:45:23 CST The Daily RSASM for Thursday June 4, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Jun 04 2020 05:55:00 CST DC Tie Outage: The Railroad DC Tie will be unavailable from 10:00 06/07/2020 through 16:00 06/07/2020 due to a planned outage. Operational Information Active
Jun 04 2020 04:21:13 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 04 2020 04:21:06 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 04 2020 00:04:09 CST No sudden loss of generation greater than 450 MW occurred on June 03, 2020. Operational Information Active
Jun 03 2020 16:07:04 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 03 2020 16:06:34 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 03 2020 08:47:59 CST The Daily RSASM for Wednesday June 3, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 03 2020 04:12:24 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 03 2020 04:12:11 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 03 2020 00:00:12 CST No sudden loss of generation greater than 450 MW occurred on June 02, 2020. Operational Information Active
Jun 02 2020 16:10:46 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 02 2020 16:10:38 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 02 2020 14:44:04 CST ERCOT has cancelled the following notice: An OCN has been issued due to ERCOT modifying the Panhandle Generic Transmission Constraint due to the Coulomb – Gauss – Clear Crossing Edith Clarke – Gauss – Smoky Hill 345 kV outage becoming a valid N-1 scenario. Operational Information Cancelled
Jun 02 2020 14:43:58 CST ERCOT has cancelled the following notice: An OCN has been issued due to ERCOT modifying the Panhandle Generic Transmission Constraint due to the Coulomb – Gauss – Clear Crossing Edith Clarke – Gauss – Smoky Hill 345 kV outage becoming a valid N-1 scenario. Operational Information Cancelled
Jun 02 2020 12:30:50 CST Frequency Measurable Events: Report tracking Frequency Measurable Events (FMEs) as of Jun 01, 2020 is available. Operational Instruction Active
Jun 02 2020 11:50:34 CST ERCOT has cancelled the following notice: ERCOT will execute a SASM at 11:05 for operating day 06/02/20 for HE 14-17 for Reg Up 6MWs. Operational Information Cancelled
Jun 02 2020 10:34:40 CST ERCOT will execute a SASM at 11:05 for operating day 06/02/20 for HE 14-17 for Reg Up 6MWs. Operational Information Active
Jun 02 2020 08:47:11 CST The Daily RSASM for Tuesday June 2, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 02 2020 04:10:23 CST ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Jun 02 2020 04:10:05 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Jun 02 2020 00:14:09 CST No sudden loss of generation greater than 450 MW occurred on June 01, 2020. Operational Information Active
Jun 01 2020 19:02:10 CST An OCN has been issued due to ERCOT modifying the Panhandle Generic Transmission Constraint due to the Coulomb – Gauss – Clear Crossing Edith Clarke – Gauss – Smoky Hill 345 kV outage becoming a valid N-1 scenario. Operational Information Active
Jun 01 2020 16:37:24 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Jun 01 2020 16:37:15 CST ERCOT is working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Jun 01 2020 09:51:35 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Jun 01 2020 09:48:35 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Jun 01 2020 08:48:01 CST The Daily RSASM for Monday June 1, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Jun 01 2020 00:19:42 CST On May 31, 2020, a sudden loss of generation occurred at 10:45 totaling 832 MW. Frequency declined to 59.819 Hz, ERCOT load was 40, 882 MW. Operational Information Active