Operations Messages

This section contains important messages from the ERCOT Control Room. Refresh this screen to see current operation messages. (Subscribe to Operations Messages Feed RSS feed.)

Dec 2019 Jan 2020 Feb 2020 Mar 2020 Apr 2020 May 2020
Date Message Type Status
Mar 31 2020 16:13:45 CST ERCOT is working from the Alternate Control Center. Operational Information Active
Mar 31 2020 08:47:53 CST The Daily RSASM for Tuesday March 31, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 31 2020 04:15:31 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center. Operational Information Cancelled
Mar 31 2020 04:15:23 CST ERCOT is operating from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Mar 31 2020 00:01:09 CST No sudden loss of generation greater than 450 MW occurred on March 30, 2020. Operational Information Active
Mar 31 2020 00:01:08 CST No sudden loss of generation greater than 450 MW occurred on March 30, 2020. Operational Information Active
Mar 30 2020 16:28:08 CST ERCOT is working from the Alternate Control Center. Operational Information Active
Mar 30 2020 08:54:38 CST The Daily RSASM for Monday March 30, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 30 2020 04:16:25 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center. Operational Information Cancelled
Mar 30 2020 04:16:16 CST ERCOT is operating from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Mar 30 2020 00:15:54 CST No sudden loss of generation greater than 450 MW occurred on March 29, 2020 Operational Information Active
Mar 29 2020 16:11:41 CST ERCOT has cancelled the following notice: ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Mar 29 2020 16:11:30 CST ERCOT is working from the Alternate Control Center. Operational Information Active
Mar 29 2020 08:49:10 CST The Daily RSASM for Sunday, March 29, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 29 2020 04:13:14 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center. Operational Information Cancelled
Mar 29 2020 04:13:03 CST ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Mar 29 2020 00:11:34 CST No sudden loss of generation greater than 450 MW occurred on March 28, 2020 Operational Information Active
Mar 28 2020 16:18:47 CST ERCOT has cancelled the following notice: ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Mar 28 2020 16:18:39 CST ERCOT is working from the Alternate Control Center. Operational Information Active
Mar 28 2020 12:22:21 CST Railroad HVDC Tie is back in service. Operational Information Active
Mar 28 2020 08:46:00 CST The Daily RSASM for Saturday, March 28, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 28 2020 04:20:40 CST ERCOT has cancelled the following notice: ERCOT is working from the Alternate Control Center. Operational Information Cancelled
Mar 28 2020 04:20:31 CST ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Mar 28 2020 00:11:57 CST No sudden loss of generation greater than 450 MW occurred on March 27, 2020 Operational Information Active
Mar 27 2020 16:40:05 CST ERCOT has cancelled the following notice: ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Mar 27 2020 16:39:55 CST ERCOT is working from the Alternate Control Center. Operational Information Active
Mar 27 2020 08:44:57 CST The Daily RSASM for Friday, March 27, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 27 2020 04:14:39 CST ERCOT has cancelled the following notice: ERCOT will be working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Mar 27 2020 04:14:31 CST ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Mar 27 2020 00:16:55 CST No sudden loss of generation greater than 450 MW occurred on March 26, 2020 Operational Information Active
Mar 26 2020 16:20:54 CST ERCOT has cancelled the following notice: ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Mar 26 2020 16:20:45 CST ERCOT will be working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Mar 26 2020 14:09:58 CST DAM is complete, DRUC will begin at 1505 Operational Information Active
Mar 26 2020 13:25:01 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day March 27, 2020 due to long solution time. Advisory Active
Mar 26 2020 13:10:41 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Mar 26 2020 13:05:25 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Mar 26 2020 08:50:22 CST The Daily RSASM for Thursday, March 26, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 26 2020 04:19:56 CST ERCOT has cancelled the following notice: ERCOT will be working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Mar 26 2020 04:19:46 CST ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Mar 26 2020 00:03:17 CST No sudden loss of generation greater than 450 MW occurred on March 25, 2020 Operational Information Active
Mar 25 2020 16:16:21 CST ERCOT has cancelled the following notice: ERCOT will be working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Cancelled
Mar 25 2020 16:16:09 CST ERCOT has cancelled the following notice: ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Cancelled
Mar 25 2020 16:15:55 CST ERCOT will be working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Mar 25 2020 08:48:25 CST The Daily RSASM for Wednesday, March 25, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 25 2020 07:38:59 CST DC Tie Outage: The Laredo DC Tie will be unavailable from 09:00 03/27/2020 through 17:00 04/10/2020 due to a planned outage. Operational Information Active
Mar 25 2020 04:11:57 CST ERCOT will be working from the Primary Control Center, use the OPX numbers for Taylor. Operational Information Active
Mar 25 2020 00:48:19 CST No sudden loss of generation greater than 450 MW occurred on March 24, 2020 Operational Information Active
Mar 24 2020 16:23:02 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center. Operational Information Cancelled
Mar 24 2020 16:22:52 CST ERCOT has cancelled the following notice: ERCOT is working from the Primary Control Center. Operational Information Cancelled
Mar 24 2020 16:22:38 CST ERCOT will be working from the Alternate Control Center, use the OPX numbers for Bastrop. Operational Information Active
Mar 24 2020 08:45:57 CST The Daily RSASM for Tuesday, March 24, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 24 2020 06:36:19 CST ERCOT has cancelled the following notice: The Eagle Pass 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
Mar 24 2020 06:35:55 CST DC Tie Outage: The Eagle Pass DC Tie will be unavailable from 06:30 03/24/2020 through 00:00 06/22/2020 due to a forced outage. Operational Information Active
Mar 24 2020 04:16:36 CST ERCOT is working from the Primary Control Center. Operational Information Active
Mar 24 2020 04:15:49 CST ERCOT has cancelled the following notice: Ercot is operating from the Alternate Control Center until further notice, use the OPX numbers for Bastrop. Operational Information Cancelled
Mar 24 2020 00:11:24 CST No sudden loss of generation greater than 450 MW occurred on March 23, 2020 Operational Information Active
Mar 23 2020 17:28:09 CST DC Tie Curtailment Notice: The Eagle Pass 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
Mar 23 2020 17:27:40 CST DC Tie Outage: The Eagle Pass DC Tie will be unavailable from 16:40 03/23/2020 through 08:00 03/25/2020 due to a forced outage. Operational Information Active
Mar 23 2020 16:43:33 CST Ercot is operating from the Alternate Control Center until further notice, use the OPX numbers for Bastrop. Operational Information Active
Mar 23 2020 16:04:09 CST DAM is complete, DRUC will begin at 17:00 Advisory Active
Mar 23 2020 14:38:27 CST The estimated posting time for the DAM Solution for Operating Day March 24, 2020 is 16:30. Advisory Active
Mar 23 2020 13:26:35 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day March 24, 2020 due to long solution time. Advisory Active
Mar 23 2020 11:49:01 CST ERCOT has cancelled the following notice: The Eagle Pass (South) DC Tie will be unavailable from 18:00 03/20/2020 through 17:00 03/23/2020 due to a forced outage. Operational Information Cancelled
Mar 23 2020 08:46:37 CST The Daily RSASM for Monday, March 23, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 23 2020 05:06:31 CST ERCOT has cancelled the following notice: ERCOT is conducting Primary operations from the Bastrop Control Center Operational Information Cancelled
Mar 23 2020 05:05:59 CST ERCOT is working from the Primary Control Center. Operational Information Active
Mar 23 2020 00:11:00 CST On March 22, 2020 a sudden loss of generation occurred at 08:10 totaling 703 MW. Frequency declined to 59.855 Hz, ERCOT load was 32, 997 MW. Operational Information Active
Mar 22 2020 16:10:46 CST ERCOT has cancelled the following notice: ERCOT is working from Primary Control Center. Operational Information Cancelled
Mar 22 2020 16:10:38 CST ERCOT is conducting Primary operations from the Bastrop Control Center Operational Information Active
Mar 22 2020 08:47:19 CST The Daily RSASM for Sunday March 22, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 22 2020 08:14:50 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Mar 22 2020 08:10:38 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Mar 22 2020 04:21:03 CST ERCOT is working from Primary Control Center. Operational Information Active
Mar 22 2020 04:20:47 CST ERCOT has cancelled the following notice: ERCOT is conducting Primary operations from the Bastrop Control Center Operational Information Cancelled
Mar 22 2020 00:52:22 CST ERCOT has cancelled the following notice: The Eagle Pass South 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
Mar 22 2020 00:16:01 CST No sudden loss of generation greater than 450 MW occurred on March 21, 2020 Operational Information Active
Mar 21 2020 16:19:59 CST ERCOT has cancelled the following notice: ERCOT is working from Primary Control Center. Operational Information Cancelled
Mar 21 2020 16:19:45 CST ERCOT is conducting Primary operations from the Bastrop Control Center Operational Information Active
Mar 21 2020 08:46:30 CST The Daily RSASM for Saturday March 21, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 21 2020 04:20:21 CST ERCOT is working from Primary Control Center. Operational Information Active
Mar 21 2020 04:19:43 CST ERCOT has cancelled the following notice: ERCOT is conducting primary operations from the Alternate Control Center. Operational Information Cancelled
Mar 21 2020 00:17:12 CST No sudden loss of generation greater than 450 MW occurred on March 20, 2020 Operational Information Active
Mar 20 2020 20:42:40 CST DC Tie Outage: The Eagle Pass (South) DC Tie will be unavailable from 18:00 03/20/2020 through 17:00 03/23/2020 due to a forced outage. Operational Information Active
Mar 20 2020 17:36:08 CST DC Tie Curtailment Notice: The Eagle Pass South 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
Mar 20 2020 16:27:21 CST ERCOT has cancelled the following notice: ERCOT is working from Primary Control Center. Operational Information Cancelled
Mar 20 2020 16:27:04 CST ERCOT is conducting primary operations from the Alternate Control Center. Operational Information Active
Mar 20 2020 08:48:38 CST The Daily RSASM for Friday March 20, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 20 2020 04:19:48 CST ERCOT is working from Primary Control Center. Operational Information Active
Mar 20 2020 04:19:24 CST ERCOT has cancelled the following notice: ERCOT is working from Alternate Control Center. Operational Information Cancelled
Mar 20 2020 00:03:11 CST No sudden loss of generation greater than 450 MW occurred on March 19, 2020 Operational Information Active
Mar 19 2020 17:57:36 CST DC Tie Outage: The Laredo DC Tie will be unavailable from 09:00 03/27/2020 through 17:00 04/10/2021 due to a planned outage. Operational Information Active
Mar 19 2020 16:43:18 CST ERCOT has cancelled the following notice: ERCOT is working from Primary Control Center. Operational Information Cancelled
Mar 19 2020 16:43:10 CST ERCOT has cancelled the following notice: ERCOT is working from Primary Control Center. Operational Information Cancelled
Mar 19 2020 16:23:49 CST ERCOT is working from Alternate Control Center. Operational Information Active
Mar 19 2020 08:47:33 CST The Daily RSASM for Thursday March 19, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 19 2020 04:28:11 CST ERCOT is working from Primary Control Center. Operational Information Active
Mar 19 2020 04:27:42 CST ERCOT has cancelled the following notice: ERCOT is working from Alternate Control Center. Operational Information Cancelled
Mar 19 2020 00:34:26 CST On 03/18/2020, a sudden loss of generation occurred at 19:15 totaling 453 MW. Frequency declined to 59.854 Hz, ERCOT load was 44, 686 MW. Operational Information Active
Mar 18 2020 19:20:34 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Mar 18 2020 19:16:02 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Mar 18 2020 18:41:03 CST ERCOT is working from Alternate Control Center. Operational Information Active
Mar 18 2020 08:46:59 CST The Daily RSASM for Wednesday March 18, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 18 2020 08:21:44 CST ERCOT has cancelled the following notice: ERCOT is working from Primary Control Center. Operational Information Cancelled
Mar 18 2020 08:21:28 CST ERCOT has cancelled the following notice: ERCOT is working from Primary Control Center. Operational Information Cancelled
Mar 18 2020 04:28:58 CST ERCOT has cancelled the following notice: ERCOT is working from Alternate Control Center. Operational Information Cancelled
Mar 18 2020 04:27:59 CST ERCOT is working from Primary Control Center. Operational Information Active
Mar 18 2020 00:09:53 CST No sudden loss of generation greater than 450 MW occurred on March 17, 2020. Operational Information Active
Mar 17 2020 16:24:13 CST ERCOT is working from Alternate Control Center. Operational Information Active
Mar 17 2020 08:50:52 CST The Daily RSASM for Tuesday March 17, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 17 2020 08:50:26 CST The Daily RSASM for Tuesday March 17, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 17 2020 04:23:35 CST ERCOT has cancelled the following notice: ERCOT is working from Alternate Control Center. Operational Information Cancelled
Mar 17 2020 04:22:34 CST ERCOT is working from Primary Control Center. Operational Information Active
Mar 17 2020 01:32:42 CST No sudden loss of generation greater than 450 MW occurred on March 16, 2020. Operational Information Active
Mar 16 2020 16:45:07 CST ERCOT is working from Alternate Control Center. Operational Information Active
Mar 16 2020 16:29:00 CST ERCOT has cancelled the following notice: At 3:25 PM on 3/16/2020, 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
Mar 16 2020 15:44:06 CST ERCOT Emergency Base Points are Disabled Operational Information Cancelled
Mar 16 2020 15:42:26 CST ERCOT Emergency Base Points are Enabled Operational Information Active
Mar 16 2020 10:32:20 CST At 3:25 PM on 3/16/2020, 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
Mar 16 2020 08:48:03 CST The Daily RSASM for Monday March 16, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 16 2020 04:47:15 CST ERCOT is working from Primary Control Center. Operational Information Active
Mar 16 2020 04:25:36 CST ERCOT has cancelled the following notice: ERCOT is working from alternate Control Center. Operational Information Cancelled
Mar 16 2020 00:06:03 CST No sudden loss of generation greater than 450 MW occurred on March 15, 2020. Operational Information Active
Mar 15 2020 16:15:15 CST ERCOT is working from alternate Control Center. Operational Information Active
Mar 15 2020 08:45:47 CST The Daily RSASM for Sunday March 15, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 15 2020 04:33:42 CST ERCOT has cancelled the following notice: ERCOT is working from alternate Control Center. Operational Information Cancelled
Mar 15 2020 03:39:41 CST ERCOT has cancelled the following notice: ERCOT will execute a SASM at 02:50 for operating day 03/15/2020 for HE 19 for RRS 36MWs and HE 20 for RRS 50MWs. Operational Information Cancelled
Mar 15 2020 02:20:16 CST ERCOT will execute a SASM at 02:50 for operating day 03/15/2020 for HE 19 for RRS 36MWs and HE 20 for RRS 50MWs. Operational Information Active
Mar 15 2020 00:38:23 CST No sudden loss of generation greater than 450 MW occurred on March 14, 2020. Operational Information Active
Mar 14 2020 16:47:06 CST ERCOT is working from alternate Control Center. Operational Information Active
Mar 14 2020 08:47:21 CST The Daily RSASM for Saturday March 14, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 14 2020 05:03:20 CST ERCOT has cancelled the following notice: ERCOT is working from alternate Control Center. Operational Information Cancelled
Mar 14 2020 00:20:36 CST No sudden loss of generation greater than 450 MW occurred on March 13, 2020. Operational Information Active
Mar 13 2020 16:46:30 CST ERCOT is working from alternate Control Center. Operational Information Active
Mar 13 2020 08:45:19 CST The Daily RSASM for Friday March 13, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 13 2020 00:07:25 CST No sudden loss of generation greater than 450 MW occurred on March 12, 2020. Operational Information Active
Mar 12 2020 08:45:29 CST The Daily RSASM for Thursday March 12, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 12 2020 00:05:26 CST No sudden loss of generation greater than 450 MW occurred on March 11, 2020. Operational Information Active
Mar 11 2020 08:49:58 CST The Daily RSASM for Wednesday March 11, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 11 2020 03:03:36 CST ERCOT has cancelled the following notice: ERCOT will execute a SASM at 01:15 for operating day 03/11/2020 for RRS HE 0600-8MW, HE 0700-21MW, HE 0800-21 MW, HE0900-35MW, HE 1000-21MW, HE 1100-21MW, HE1200-35MW, HE1300-35MW, HE 1400-49MW. Operational Information Cancelled
Mar 11 2020 00:42:14 CST ERCOT will execute a SASM at 01:15 for operating day 03/11/2020 for RRS HE 0600-8MW, HE 0700-21MW, HE 0800-21 MW, HE0900-35MW, HE 1000-21MW, HE 1100-21MW, HE1200-35MW, HE1300-35MW, HE 1400-49MW. Operational Information Active
Mar 11 2020 00:09:28 CST No sudden loss of generation greater than 450 MW occurred on March 10, 2020. Operational Information Active
Mar 10 2020 16:37:10 CST ERCOT has cancelled the following notice: ERCOT will execute a SASM at 15:50 for operating day 03/10/2020 for HE23-24 for NONSPIN 40MW each hour. Operational Information Cancelled
Mar 10 2020 15:23:10 CST ERCOT will execute a SASM at 15:50 for operating day 03/10/2020 for HE23-24 for NONSPIN 40MW each hour. Operational Information Active
Mar 10 2020 08:49:51 CST The Daily RSASM for Tuesday March 10, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 10 2020 00:05:38 CST No sudden loss of generation greater than 450 MW occurred on March 9, 2020. Operational Information Active
Mar 09 2020 14:28:58 CST DC Tie Outage: The Eagle Pass DC Tie will be unavailable from 07:30 03/16/2020 through 17:00 03/20/2020 due to a planned outage. Operational Information Active
Mar 09 2020 08:54:37 CST The Daily RSASM for Monday March 9, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 09 2020 00:17:29 CST No sudden loss of generation greater than 450 MW occurred on March 8, 2020. Operational Information Active
Mar 08 2020 08:47:04 CST The Daily RSASM for Sunday March 8, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 08 2020 00:07:14 CST No sudden loss of generation greater than 450 MW occurred on March 7, 2020. Operational Information Active
Mar 07 2020 08:46:27 CST The Daily RSASM for Saturday March 7, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 07 2020 00:26:20 CST No sudden loss of generation greater than 450 MW occurred on March 6, 2020. Operational Information Active
Mar 06 2020 18:26:27 CST ERCOT has cancelled the following notice: ERCOT is working from alternate Control Center. Operational Information Cancelled
Mar 06 2020 08:49:23 CST The Daily RSASM for Friday March 6, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 06 2020 00:37:33 CST No sudden loss of generation greater than 450 MW occurred on March 5, 2020. Operational Information Active
Mar 05 2020 16:39:49 CST ERCOT is working from alternate Control Center. Operational Information Active
Mar 05 2020 08:49:40 CST The Daily RSASM for Thursday March 5, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 05 2020 00:09:49 CST No sudden loss of generation greater than 450 MW occurred on March 4, 2020. Operational Information Active
Mar 04 2020 08:45:51 CST The Daily RSASM for Wednesday March 4, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 04 2020 06:40:12 CST 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
Mar 04 2020 06:37:43 CST ERCOT has cancelled the following notice: The Laredo DC Tie will be unavailable from 04:01 03/04/2020 through 23:59 03/04/2020 due to a forced outage. Operational Information Cancelled
Mar 04 2020 04:15:37 CST DC Tie Outage: The Laredo DC Tie will be unavailable from 04:01 03/04/2020 through 23:59 03/04/2020 due to a forced outage. Operational Information Active
Mar 04 2020 04:12:43 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
Mar 04 2020 01:50:02 CST No sudden loss of generation greater than 450 MW occurred on March 3, 2020. Operational Information Active
Mar 03 2020 08:47:40 CST The Daily RSASM for Tuesday March 3, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 03 2020 00:28:18 CST On March 2, 2020, a sudden loss of generation occurred at 13:13 totaling 547 MW. Frequency declined to 59.894 Hz, ERCOT load was 39, 363 MW. Operational Information Active
Mar 02 2020 14:55:56 CST DC Tie Outage: The RailRoad DC Tie will be unavailable from 19:00 03/08/2020 through 17:00 03/28/2020 due to a planned outage. Operational Information Active
Mar 02 2020 13:32:25 CST Ercot will execute a SASM at 14:00 for operating day 3/2/2020 for NSPIN. HE 17 100mw. HE 19 100mw. Operational Information Active
Mar 02 2020 13:18:57 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Mar 02 2020 13:13:49 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Mar 02 2020 08:45:15 CST The Daily RSASM for Monday March 2, 2020 will not be occurring due to zero participating QSEs Operational Information Active
Mar 02 2020 00:01:02 CST On 03/01/2020, a sudden loss of generation occurred at 17:43 totaling 454 MW. Frequency declined to 59.986 Hz, ERCOT load was 37, 081 MW. Operational Information Active
Mar 01 2020 17:47:13 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Mar 01 2020 17:43:21 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Mar 01 2020 08:48:50 CST The Daily RSASM for Sunday March 1, 2020 will not be occurring due to zero participating QSEs. Operational Information Active
Mar 01 2020 08:30:15 CST ERCOT has cancelled the following notice: ERCOT has Issued a Transmission Emergency for Far West Texas due to contingency SECNMO28. Operational Information Cancelled
Mar 01 2020 08:29:55 CST ERCOT has cancelled the following notice: ERCOT has issued a Transmission Emergency in Far West Texas due to contingency SECNMO28. Operational Information Cancelled
Mar 01 2020 05:02:49 CST ERCOT has Issued a Transmission Emergency for Far West Texas due to contingency SECNMO28. Operational Information Active
Mar 01 2020 04:59:56 CST ERCOT has issued a Transmission Emergency in Far West Texas due to contingency SECNMO28. Operational Information Active
Mar 01 2020 00:13:29 CST No sudden loss of generation greater than 450 MW occurred on February 29, 2020 Operational Information Active