Operations Messages - December 2019

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.)

Sep 2019 Oct 2019 Nov 2019 Dec 2019 Jan 2020 Feb 2020
Date Message Type Status
Dec 31 2019 10:38:00 CST ERCOT has cancelled the following notice: ERCOT is taking manual actions using the EASTEX GTC for the SCSES to TRSES 345kV line outage due to an unsolved contingency. Operational Information Cancelled
Dec 31 2019 08:46:28 CST The Daily RSASM for Tuesday, December 31, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 31 2019 08:12:40 CST ERCOT is taking manual actions using the EASTEX GTC for the SCSES to TRSES 345kV line outage due to an unsolved contingency. Operational Information Active
Dec 31 2019 01:40:17 CST No sudden loss of generation greater than 450 MW occurred on December 30, 2019. Operational Information Active
Dec 30 2019 08:46:34 CST The Daily RSASM for Monday, December 30, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 30 2019 00:09:23 CST On 12/29/2019, a sudden loss of generation occurred at 22:27:32 totaling 450.94 MW. Frequency declined to 59.892 Hz, ERCOT load was 38, 862 MW. Operational Information Active
Dec 29 2019 22:31:37 CST ERCOT Responsive Reserve Has Been Recalled Operational Information Cancelled
Dec 29 2019 22:27:25 CST ERCOT Responsive Reserve Has Been Deployed Operational Information Active
Dec 29 2019 08:46:20 CST The Daily RSASM for Sunday, December 29, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 29 2019 00:00:08 CST No sudden loss of generation greater than 450 MW occurred on December 28, 2019. Operational Information Active
Dec 28 2019 08:46:55 CST The Daily RSASM for Saturday, December 28, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 28 2019 02:56:14 CST No sudden loss of generation greater than 450 MW occurred on December 27, 2019. Operational Information Active
Dec 27 2019 16:14:43 CST ERCOT has cancelled the following notice: The MBDSW RAS has been taken out of service and removed from RTCA. Operational Information Cancelled
Dec 27 2019 15:52:50 CST The MBDSW RAS has been taken out of service and removed from RTCA. Operational Information Active
Dec 27 2019 15:14:03 CST ERCOT has cancelled the following notice: The MBDSW RAS has been taken out of service. Operational Information Cancelled
Dec 27 2019 14:47:35 CST The MBDSW RAS has been taken out of service. Operational Information Active
Dec 27 2019 14:39:42 CST DC Tie Outage: The Laredo VFT DC Tie will be unavailable from 08:30 01/06/2020 through 16:00 01/10/2020 due to a planned outage. Operational Information Active
Dec 27 2019 08:46:31 CST The Daily RSASM for Friday, December 27, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 27 2019 00:08:39 CST No sudden loss of generation greater than 450 MW occurred on December 26, 2019. Operational Information Active
Dec 26 2019 08:46:51 CST The Daily RSASM for Thursday, December 26, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 26 2019 00:11:11 CST No sudden loss of generation greater than 450 MW occurred on December 25, 2019. Operational Information Active
Dec 25 2019 08:47:27 CST The Daily RSASM for Wednesday, December 25, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 25 2019 00:57:36 CST No sudden loss of generation greater than 450 MW occurred on December 24, 2019. Operational Information Active
Dec 24 2019 08:48:39 CST The Daily RSASM for Tuesday, December 24, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 24 2019 01:40:07 CST No sudden loss of generation greater than 450 MW occurred on December 23, 2019. Operational Information Active
Dec 23 2019 09:31:57 CST ERCOT has cancelled the following notice: The Laredo DC Tie will be unavailable from 09:30 12/22/2019 through 18:00 12/23/2019 due to a forced outage. Operational Information Cancelled
Dec 23 2019 09:19:20 CST The Daily RSASM for Monday, December 23, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 23 2019 00:11:12 CST No sudden loss of generation greater than 450 MW occurred on December 22, 2019. Operational Information Active
Dec 22 2019 19:23:32 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
Dec 22 2019 16:59:29 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
Dec 22 2019 16:28:55 CST DC Tie Outage: The Laredo DC Tie will be unavailable from 09:30 12/22/2019 through 18:00 12/23/2019 due to a forced outage. Operational Information Active
Dec 22 2019 08:47:12 CST The Daily RSASM for Sunday, December 22, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 22 2019 00:23:27 CST No sudden loss of generation greater than 450 MW occurred on December 21, 2019. Operational Information Active
Dec 21 2019 11:51:46 CST ERCOT has cancelled the following notice: ERCOT is taking manual actions using the EASTEX GTC for the SCSES to TRSES 345kV line outage due to an unsolved contingency Operational Information Cancelled
Dec 21 2019 09:30:08 CST The Daily RSASM for Saturday, December 21, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 21 2019 08:04:23 CST ERCOT is taking manual actions using the EASTEX GTC for the SCSES to TRSES 345kV line outage due to an unsolved contingency Operational Information Active
Dec 21 2019 00:02:15 CST No sudden loss of generation greater than 450 MW occurred on December 20, 2019. Operational Information Active
Dec 20 2019 08:45:23 CST The Daily RSASM for Friday, December 20, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 20 2019 00:19:29 CST No sudden loss of generation greater than 450 MW occurred on December 19, 2019. Operational Information Active
Dec 19 2019 14:05:49 CST Culberson Loop Switch RAS is in service. Operational Information Active
Dec 19 2019 12:08:53 CST ERCOT has cancelled the following notice: The Laredo DC Tie will be unavailable from 10:28 12/19/2019 through 17:00 12/19/2019 due to a forced outage. Operational Information Cancelled
Dec 19 2019 10:52:22 CST DC Tie Outage: The Laredo DC Tie will be unavailable from 10:28 12/19/2019 through 17:00 12/19/2019 due to a forced outage. Operational Information Active
Dec 19 2019 08:45:21 CST The Daily RSASM for Thursday, December 19, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 19 2019 00:09:50 CST No sudden loss of generation greater than 450 MW occurred on December 18, 2019. Operational Information Active
Dec 18 2019 08:46:27 CST The Daily RSASM for Wednesday, December 18, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 18 2019 00:07:00 CST On 12/17/2019 a sudden loss of generation occurred at 14:28 totaling 508 MW. Frequency declined to 59.939 Hz, ERCOT load was 42, 010 MW. Operational Information Active
Dec 17 2019 10:49:44 CST ERCOT Emergency Base Points are Disabled Operational Information Cancelled
Dec 17 2019 10:49:07 CST ERCOT has cancelled the following notice: At 10:34, ERCOT is conducting an unannounced Constant Frequency Control test and has placed a QSE on Constant Frequency. Operational Information Cancelled
Dec 17 2019 10:37:24 CST ERCOT Emergency Base Points are Enabled Operational Information Active
Dec 17 2019 10:34:09 CST At 10:34, ERCOT is conducting an unannounced Constant Frequency Control test and has placed a QSE on Constant Frequency. Operational Information Active
Dec 17 2019 08:47:48 CST The Daily RSASM for Tuesday, December 17, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 17 2019 00:00:06 CST No sudden loss of generation greater than 450 MW occurred on December 16, 2019. Operational Information Active
Dec 16 2019 15:49:37 CST ERCOT has cancelled the following notice: The Eagle Pass DC Tie will be unavailable from 12:03 12/16/2019 through 23:59 12/16/2019 due to a forced outage. Operational Information Cancelled
Dec 16 2019 15:08:36 CST DAM is complete, DRUC will begin at 1607. Operational Information Active
Dec 16 2019 13:30:03 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day December 17, 2019 due to long solution run time. Please wait for further instruction. Advisory Active
Dec 16 2019 12:24:51 CST DC Tie Outage: The Eagle Pass DC Tie will be unavailable from 12:03 12/16/2019 through 23:59 12/16/2019 due to a forced outage. Operational Information Active
Dec 16 2019 12:18:10 CST ERCOT has cancelled the following notice: ERCOT has Issued the following notice: The Eagle Pass DC Tie will be unavailable from 16:00 12/14/2019 through 17:00 12/14/2019 due to a forced outage Operational Information Cancelled
Dec 16 2019 11:58:19 CST ERCOT has cancelled the following notice: ERCOT has Issued the following notice: The Eagle Pass DC Tie will be unavailable from 17:00 12/14/2019 through 17:00 12/16/2019 due to a forced outage Operational Information Cancelled
Dec 16 2019 08:45:54 CST The Daily RSASM for Monday, December 16, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 16 2019 00:30:01 CST No sudden loss of generation greater than 450 MW occurred on December 15, 2019. Operational Information Active
Dec 15 2019 08:47:02 CST The Daily RSASM for Sunday, December 15, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 15 2019 00:27:13 CST No sudden loss of generation greater than 450 MW occurred on December 14, 2019. Operational Information Active
Dec 15 2019 00:00:49 CST ERCOT has cancelled the following notice: The DC_S 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
Dec 14 2019 17:14:04 CST DC Tie Curtailment Notice: The DC_S 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
Dec 14 2019 17:12:55 CST ERCOT has cancelled the following notice: The The Eagle pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Cancelled
Dec 14 2019 17:12:46 CST ERCOT has cancelled the following notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Cancelled
Dec 14 2019 17:12:39 CST ERCOT has cancelled the following notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Cancelled
Dec 14 2019 17:12:33 CST ERCOT has cancelled the following notice: The The Eagle pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Cancelled
Dec 14 2019 17:12:24 CST ERCOT has cancelled the following notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Cancelled
Dec 14 2019 17:12:16 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
Dec 14 2019 15:59:58 CST ERCOT has Issued the following notice: The Eagle Pass DC Tie will be unavailable from 17:00 12/14/2019 through 17:00 12/16/2019 due to a forced outage Operational Information Active
Dec 14 2019 15:58:48 CST DC Tie Curtailment Notice: The The Eagle pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Active
Dec 14 2019 15:44:55 CST ERCOT has Issued the following notice: The Eagle Pass DC Tie will be unavailable from 16:00 12/14/2019 through 17:00 12/14/2019 due to a forced outage Operational Information Active
Dec 14 2019 15:43:40 CST DC Tie Curtailment Notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Active
Dec 14 2019 13:41:58 CST ERCOT has cancelled the following notice: The Eagle Pass DC Tie will be unavailable from 13:00 12/14/2019 through 16:00 12/14/2019 due to a forced outage Operational Information Active
Dec 14 2019 13:41:10 CST DC Tie Curtailment Notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Active
Dec 14 2019 11:58:25 CST ERCOT has cancelled the following notice: The Eagle Pass DC Tie will be unavailable from 12:00 12/14/2019 through 13:00 12/14/2019 due to a forced outage Operational Information Active
Dec 14 2019 11:57:52 CST DC Tie Curtailment Notice: The The Eagle pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Active
Dec 14 2019 11:24:02 CST ERCOT has cancelled the following notice: The Eagle Pass DC Tie will be unavailable from 11:17 12/14/2019 through 12:00 12/14/2019 due to a forced outage Operational Information Active
Dec 14 2019 11:21:35 CST DC Tie Curtailment Notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Active
Dec 14 2019 10:49:39 CST ERCOT has cancelled the following notice: The Daily RSASM for Saturday, December 14, 2019 will not be occurring due to zero participating QSEs. Operational Information Cancelled
Dec 14 2019 10:49:33 CST ERCOT has cancelled the following notice: The Eagle Pass DC Tie will be unavailable from 00:00 12/14/2019 through 11:00 12/14/2019 due to a forced outage Operational Information Cancelled
Dec 14 2019 10:49:30 CST ERCOT has cancelled the following notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Cancelled
Dec 14 2019 10:49:23 CST ERCOT has cancelled the following notice: The Eagle Pass DC Tie will be unavailable from 00:00 12/14/2019 through 09:00 12/14/2019 due to a forced outage. Operational Information Cancelled
Dec 14 2019 10:49:13 CST ERCOT has cancelled the following notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Cancelled
Dec 14 2019 08:47:06 CST The Daily RSASM for Saturday, December 14, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 14 2019 08:37:28 CST The Eagle Pass DC Tie will be unavailable from 00:00 12/14/2019 through 11:00 12/14/2019 due to a forced outage Operational Information Active
Dec 14 2019 08:36:46 CST DC Tie Curtailment Notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Active
Dec 14 2019 07:30:24 CST The Eagle Pass DC Tie will be unavailable from 00:00 12/14/2019 through 09:00 12/14/2019 due to a forced outage. Operational Information Active
Dec 14 2019 07:28:30 CST DC Tie Curtailment Notice: The The Eagle Pass DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to an actual or anticipated emergency in its Control Area. DC Tie Curtailment Notice Active
Dec 14 2019 00:55:25 CST No sudden loss of generation greater than 450 MW occurred on December 13, 2019. Operational Information Active
Dec 13 2019 21:07:12 CST DC Tie Outage: The Eagle Pass DC Tie will be unavailable from 20:50 12/13/2019 through 08:00 12/14/2019 due to a forced outage. Operational Information Active
Dec 13 2019 21:06:10 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
Dec 13 2019 08:49:02 CST The Daily RSASM for Friday December 13, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 13 2019 00:14:36 CST No sudden loss of generation greater than 450 MW occurred on December 12, 2019. Operational Information Active
Dec 12 2019 14:23:24 CST DAM is complete at 1419 and DRUC will begin at 1520. Operational Information Active
Dec 12 2019 14:22:10 CST ERCOT has cancelled the following notice: ERCOT is issuing an Advisory for the timeline deviation of the Day Ahead Market the start of DRUC will be delayed. Operational Information Cancelled
Dec 12 2019 14:20:55 CST ERCOT has cancelled the following notice: ERCOT is issuing an Advisory for the timeline deviation of the Day Ahead Market the start of DRUC will be delayed. Operational Information Cancelled
Dec 12 2019 13:48:16 CST ERCOT is issuing an Advisory for the timeline deviation of the Day Ahead Market the start of DRUC will be delayed. Operational Information Active
Dec 12 2019 13:30:07 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day December 13, 2019 due to an internal issue that is being investigated. Advisory Active
Dec 12 2019 13:29:42 CST ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day December 13, 2019 due to an internal issue that is being investigated. Advisory Active
Dec 12 2019 08:50:15 CST The Daily RSASM for Thursday December 12, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 12 2019 00:07:33 CST No sudden loss of generation greater than 450 MW occurred on December 11, 2019. Operational Information Active
Dec 11 2019 16:25:33 CST ERCOT has cancelled the following notice: The North DC Tie will be unavailable from 18:02 12/09/2019 through 16:00 12/11/2019 due to a forced outage. Operational Information Cancelled
Dec 11 2019 13:09:10 CST The Eagle Pass DC Tie will be unavailable for MW transfer from 08:00 to 16:00 on 12/15/2019 due to CFE outage. Operational Information Active
Dec 11 2019 08:45:27 CST The Daily RSASM for Wednesday December 11, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 11 2019 00:49:54 CST No sudden loss of generation greater than 450 MW occurred on December 10, 2019. Operational Information Active
Dec 10 2019 16:44:38 CST DC Tie Outage: The North DC Tie will be unavailable from 18:02 12/09/2019 through 16:00 12/11/2019 due to a forced outage. Operational Information Active
Dec 10 2019 16:43:27 CST ERCOT has cancelled the following notice: The DC_N DC Tie will be unavailable from 18:02 12/09/2019 through 17:00 12/10/2019 due to a forced outage. Operational Information Cancelled
Dec 10 2019 16:36:17 CST ERCOT Emergency Base Points are Disabled Operational Information Cancelled
Dec 10 2019 16:32:41 CST ERCOT Emergency Base Points are Enabled Operational Information Active
Dec 10 2019 15:54:03 CST DC Tie Outage: The DC_N DC Tie will be unavailable from 18:02 12/09/2019 through 17:00 12/10/2019 due to a forced outage. Operational Information Active
Dec 10 2019 15:52:19 CST ERCOT has cancelled the following notice: The North DC Tie will be unavailable from 18:02 12/09/2019 through 16:00 12/10/2019 due to a forced outage. Operational Information Cancelled
Dec 10 2019 13:26:59 CST ERCOT has cancelled the following notice: ERCOT is taking manual actions using the EASTEX GTC for the SCSES to TRSES 345kV line outage due to an unsolved contingency. Operational Information Cancelled
Dec 10 2019 09:49:47 CST ERCOT is taking manual actions using the EASTEX GTC for the SCSES to TRSES 345kV line outage due to an unsolved contingency. Operational Information Active
Dec 10 2019 09:49:15 CST ERCOT has cancelled the following notice: ERCOT is taking manual actions using the EASTEX GTC for the unsolved contingency DTRCELK5. Operational Information Cancelled
Dec 10 2019 09:14:23 CST ERCOT is taking manual actions using the EASTEX GTC for the unsolved contingency DTRCELK5. Operational Information Active
Dec 10 2019 08:45:31 CST The Daily RSASM for Tuesday December 10, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 10 2019 00:18:00 CST No sudden loss of generation greater than 450 MW occurred on December 09, 2019. Operational Information Active
Dec 09 2019 22:55:15 CST DC Tie Outage: The North DC Tie will be unavailable from 18:02 12/09/2019 through 16:00 12/10/2019 due to a forced outage. Operational Information Active
Dec 09 2019 22:54:22 CST ERCOT has cancelled the following notice: The North DC Tie will be unavailable from 18:02 12/09/2019 through 23:59 12/09/2019 due to a forced outage. Operational Information Cancelled
Dec 09 2019 21:20:33 CST ERCOT has cancelled the following notice: ERCOT is taking manual actions using the EASTEX GTC for the SCSES to TRSES 345kV line outage due to an unsolved contingency. Operational Information Cancelled
Dec 09 2019 19:04:35 CST ERCOT is taking manual actions using the EASTEX GTC for the SCSES to TRSES 345kV line outage due to an unsolved contingency. Operational Information Active
Dec 09 2019 18:20:25 CST DC Tie Outage: The North DC Tie will be unavailable from 18:02 12/09/2019 through 23:59 12/09/2019 due to a forced outage. Operational Information Active
Dec 09 2019 17:26:23 CST ERCOT has cancelled the following notice: The Railroad DC Tie will be unavailable from 14:30 12/09/2019 through 17:30 12/09/2019 due to a planned outage. Operational Information Cancelled
Dec 09 2019 14:20:27 CST DC Tie Outage: The Railroad DC Tie will be unavailable from 14:30 12/09/2019 through 17:30 12/09/2019 due to a planned outage. Operational Information Active
Dec 09 2019 08:45:16 CST The Daily RSASM for Monday December 9, 2019 will not be occurring due to zero participating QSEs Operational Information Active
Dec 09 2019 00:00:17 CST No sudden loss of generation greater than 450 MW occurred on December 08, 2019. Operational Information Active
Dec 08 2019 08:48:39 CST The Daily RSASM for Sunday December 8, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 08 2019 00:01:09 CST No sudden loss of generation greater than 450 MW occurred on December 07, 2019. Operational Information Active
Dec 07 2019 08:50:08 CST The Daily RSASM for Saturday December 7, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 07 2019 00:00:46 CST No sudden loss of generation greater than 450 MW occurred on December 06, 2019. Operational Information Active
Dec 06 2019 08:47:18 CST The Daily RSASM for Friday December 6, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 06 2019 04:17:44 CST ERCOT has cancelled the following notice: ERCOT will be working from the alternate control center until further notice, use the OPX numbers for Bastrop. Operational Information Cancelled
Dec 06 2019 04:17:30 CST ERCOT will be working from the Primary Control Center until further notice, use the OPX numbers for Taylor. Operational Information Active
Dec 06 2019 00:20:18 CST No sudden loss of generation greater than 450 MW occurred on December 05, 2019. Operational Information Active
Dec 05 2019 18:59:01 CST ERCOT has cancelled the following notice: The DC_L 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
Dec 05 2019 18:40:34 CST DC Tie Curtailment Notice: The DC_L 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
Dec 05 2019 16:27:30 CST ERCOT will be working from the alternate control center until further notice, use the OPX numbers for Bastrop. Operational Information Active
Dec 05 2019 08:47:37 CST The Daily RSASM for Thursday December 5, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 05 2019 00:33:52 CST No sudden loss of generation greater than 450 MW occurred on December 04, 2019. Operational Information Active
Dec 04 2019 18:41:03 CST ERCOT has cancelled the following notice: 17:07 Transmission Emergency Notice has been issued for the Far West area. Emergency Notice Cancelled
Dec 04 2019 17:18:01 CST 17:07 Transmission Emergency Notice has been issued for the Far West area. Emergency Notice Active
Dec 04 2019 10:49:49 CST ERCOT Emergency Base Points are Disabled Operational Information Cancelled
Dec 04 2019 10:49:27 CST ERCOT has cancelled the following notice: At 10:34, ERCOT is conducting an unannounced Constant Frequency Control test and has placed a QSE on Constant Frequency. Operational Information Cancelled
Dec 04 2019 10:37:29 CST ERCOT Emergency Base Points are Enabled Operational Information Active
Dec 04 2019 10:34:54 CST At 10:34, ERCOT is conducting an unannounced Constant Frequency Control test and has placed a QSE on Constant Frequency. Operational Information Active
Dec 04 2019 08:51:51 CST The Daily RSASM for Wednesday, December 4, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 04 2019 00:28:03 CST No sudden loss of generation greater than 450 MW occurred on December 03, 2019. Operational Information Active
Dec 03 2019 08:46:29 CST The Daily RSASM for Tuesday, December 3, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 03 2019 00:09:31 CST No sudden loss of generation greater than 450 MW occurred on December 02, 2019. Operational Information Active
Dec 02 2019 08:55:41 CST The Daily RSASM for Monday, December 2, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 02 2019 00:21:08 CST No sudden loss of generation greater than 450 MW occurred on December 01, 2019. Operational Information Active
Dec 01 2019 08:46:20 CST The Daily RSASM for Sunday, December 1, 2019 will not be occurring due to zero participating QSEs. Operational Information Active
Dec 01 2019 00:36:29 CST No sudden loss of generation greater than 450 MW occurred on November 30, 2019. Operational Information Active