| Jan 31, 2023 8:48:53 AM |
The Daily RSASM for Tuesday, January 31, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 31, 2023 12:14:26 AM |
No sudden loss of generation greater than 450 MW occurred on January 30, 2023. |
Operational Information |
Active |
| Jan 30, 2023 1:00:04 PM |
At 13:00, QSEs representing Firm Fuel Supply Service Resources (FFSSRs) shall begin preparations for potential FFSS deployment.
|
Operational Information |
Active |
| Jan 30, 2023 9:30:01 AM |
Watch issued due to a potential freezing precipitation event for the Panhandle, North, West and Central areas of the ERCOT Region beginning on Monday, January 30, 2023 through Thursday, February 2, 2023. |
Watch |
Active |
| Jan 30, 2023 8:55:54 AM |
The Daily RSASM for Monday, January 30, 2023 will not be occurring due to zero participating QSEs |
Operational Information |
Active |
| Jan 30, 2023 12:05:09 AM |
No sudden loss of generation greater than 450 MW occurred on January 29, 2023. |
Operational Information |
Active |
| Jan 29, 2023 12:00:09 PM |
Advisory issued due to a potential freezing precipitation event for the Panhandle, North, West and Central areas of the ERCOT Region beginning on Monday, January 30, 2023 through Thursday, February 2, 2023. |
Advisory |
Active |
| Jan 29, 2023 8:46:49 AM |
The Daily RSASM for Sunday, January 29, 2023 will not be occurring due to zero participating QSEs |
Operational Information |
Active |
| Jan 29, 2023 8:23:26 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual action to pre-posture for 345kV North Edinburg to Lon Hill line planned outage. |
Operational Information |
Cancelled |
| Jan 29, 2023 7:46:45 AM |
ERCOT is taking manual action to pre-posture for 345kV North Edinburg to Lon Hill line planned outage. |
Operational Information |
Active |
| Jan 29, 2023 12:00:22 AM |
No sudden loss of generation greater than 450 MW occurred on January 28, 2023. |
Operational Information |
Active |
| Jan 28, 2023 11:22:50 PM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at [22:50] for operating day [01/29/23] for HE [09-24] for [60] MW [RRS].
|
Operational Information |
Cancelled |
| Jan 28, 2023 10:22:53 PM |
ERCOT will execute a SASM at [22:50] for operating day [01/29/23] for HE [09-24] for [60] MW [RRS].
|
Operational Information |
Active |
| Jan 28, 2023 9:07:01 PM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at 20:35 for operating days 01/28/23 and 01/29/23 for 01/28/23 HE23 to 01/29/23 HE08 for 60 MW RRS. |
Operational Information |
Cancelled |
| Jan 28, 2023 8:08:58 PM |
ERCOT will execute a SASM at 20:35 for operating days 01/28/23 and 01/29/23 for 01/28/23 HE23 to 01/29/23 HE08 for 60 MW RRS. |
Operational Information |
Active |
| Jan 28, 2023 8:46:22 AM |
The Daily RSASM for Saturday, January 28, 2023 will not be occurring due to zero participating QSEs |
Operational Information |
Active |
| Jan 28, 2023 12:01:16 AM |
No sudden loss of generation greater than 450 MW occurred on January 27, 2023. |
Operational Information |
Active |
| Jan 27, 2023 9:30:12 AM |
OCN issued due to a potential freezing precipitation event for the Panhandle, North and West areas of the ERCOT Region beginning on Tuesday, January 31, 2023 through Thursday, February 2, 2023. |
OCN |
Active |
| Jan 27, 2023 8:45:19 AM |
The Daily RSASM for Friday, January 27, 2023 will not be occurring due to zero participating QSE |
Operational Information |
Active |
| Jan 27, 2023 12:02:57 AM |
No sudden loss of generation greater than 450 MW occurred on January 26, 2023. |
Operational Information |
Active |
| Jan 26, 2023 12:27:02 PM |
ERCOT has cancelled the following notice: ERCOT is issuing an OCN for the Panhandle IROL due to a topology change. |
OCN |
Cancelled |
| Jan 26, 2023 8:47:06 AM |
The Daily RSASM for Thursday, January 26, 2023 will not be occurring due to zero participating QSE |
Operational Information |
Active |
| Jan 26, 2023 7:38:01 AM |
ERCOT is issuing an OCN for the Panhandle IROL due to a topology change. |
OCN |
Active |
| Jan 26, 2023 12:01:12 AM |
No sudden loss of generation greater than 450 MW occurred on January 25, 2023. |
Operational Information |
Active |
| Jan 25, 2023 10:01:19 PM |
ERCOT has cancelled the following notice: OCN issued due to a potential freezing precipitation event for the Panhandle, North and West areas of the ERCOT Region beginning on Monday evening, January 23, 2023 through Wednesday, January 25, 2023. |
OCN |
Cancelled |
| Jan 25, 2023 3:37:19 PM |
ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie will be unavailable from
01/25/2023 13:36 through 01/25/2023 23:59 due to a forced outage. |
Operational Information |
Cancelled |
| Jan 25, 2023 3:36:53 PM |
ERCOT has cancelled the following notice: The DC_L (Laredo VFT) DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to
a planned or unplanned outage |
DC Tie Curtailment Notice |
Cancelled |
| Jan 25, 2023 1:45:04 PM |
The DC_L (Laredo VFT) DC Tie is being curtailed, a DC Tie Curtailment Notice (DCTCN) is active due to
a planned or unplanned outage |
DC Tie Curtailment Notice |
Active |
| Jan 25, 2023 1:44:32 PM |
The DC_L (Laredo VFT) DC Tie will be unavailable from
01/25/2023 13:36 through 01/25/2023 23:59 due to a forced outage. |
Operational Information |
Active |
| Jan 25, 2023 8:48:08 AM |
The Daily RSASM for Wednesday, January 25, 2023 will not be occurring due to zero participating QSE. |
Operational Information |
Active |
| Jan 25, 2023 12:38:35 AM |
ERCOT has been notified that the RAILROAD DC Tie has been derated to 150MW Import/Export due to oil leak in transformer until further notice. |
Operational Information |
Active |
| Jan 25, 2023 12:01:58 AM |
On 1/24/2023, a sudden loss of generation occurred at 14:27 totaling 965 MW. Frequency declined to 59.884 Hz, ERCOT load was 48,293 MW. |
Operational Information |
Active |
| Jan 24, 2023 6:21:56 PM |
ERCOT will execute a SASM at 18:45 for operating day 01/24/23 for 34.7 mw RRS HE 21, 34.2 mw RRS HE 22, 65 mw RRS HE 23, and 64.5 MW RRS HE 24. |
Operational Information |
Active |
| Jan 24, 2023 6:20:13 PM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at 16:45 for operating day 01/24/23 for 70.8 mw RRS HE 19. |
Operational Information |
Cancelled |
| Jan 24, 2023 4:19:13 PM |
ERCOT will execute a SASM at 16:45 for operating day 01/24/23 for 70.8 mw RRS HE 19. |
Operational Information |
Active |
| Jan 24, 2023 4:04:42 PM |
ERCOT has cancelled the following notice: ERCOT is taking manual action to reduce flow on faulty T.O. equipment. |
Operational Information |
Cancelled |
| Jan 24, 2023 2:31:40 PM |
ERCOT Responsive Reserve Has Been Recalled |
Operational Information |
Cancelled |
| Jan 24, 2023 2:27:16 PM |
ERCOT Responsive Reserve Has Been Deployed |
Operational Information |
Active |
| Jan 24, 2023 8:52:10 AM |
ERCOT is taking manual action to reduce flow on faulty T.O. equipment. |
Operational Information |
Active |
| Jan 24, 2023 8:48:52 AM |
The Daily RSASM for Tuesday, January 24, 2023 will not be occurring due to zero participating QSE. |
Operational Information |
Active |
| Jan 24, 2023 12:02:54 AM |
No sudden loss of generation greater than 450 MW occurred on January 23, 2023. |
Operational Information |
Active |
| Jan 23, 2023 8:48:52 AM |
The Daily RSASM for Monday, January 23, 2023 will not be occurring due to zero participating QSE. |
Operational Information |
Active |
| Jan 23, 2023 12:01:32 AM |
No sudden loss of generation greater than 450 MW occurred on January 22, 2023. |
Operational Information |
Active |
| Jan 22, 2023 12:16:13 PM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at 1150 for operating day 1/22/23 for HE1700 in the amount of 23.4MW’s of Reg UP, and HE1800 in the amount of 40MW’s of Non-Spin. |
Operational Information |
Cancelled |
| Jan 22, 2023 11:03:56 AM |
ERCOT will execute a SASM at 1150 for operating day 1/22/23 for HE1700 in the amount of 23.4MW’s of Reg UP, and HE1800 in the amount of 40MW’s of Non-Spin. |
Operational Information |
Active |
| Jan 22, 2023 8:48:55 AM |
The Daily RSASM for Sunday, January 22, 2023 will not be occurring due to Zero participating QSE's. |
Operational Information |
Active |
| Jan 22, 2023 12:04:44 AM |
No sudden loss of generation greater than 450 MW occurred on January 21, 2023. |
Operational Information |
Active |
| Jan 21, 2023 8:46:11 AM |
The Daily RSASM for Saturday, January 21, 2023 will not be occurring due to Zero participating QSE's. |
Operational Information |
Active |
| Jan 21, 2023 12:28:32 AM |
No sudden loss of generation greater than 450 MW occurred on January 20, 2023. |
Operational Information |
Active |
| Jan 20, 2023 9:30:02 AM |
OCN issued due to a potential freezing precipitation event for the Panhandle, North and West areas of the ERCOT Region beginning on Monday evening, January 23, 2023 through Wednesday, January 25, 2023. |
OCN |
Active |
| Jan 20, 2023 8:46:46 AM |
The Daily RSASM for Friday, January 20, 2023 will not be occurring due to Zero participating QSE's. |
Operational Information |
Active |
| Jan 20, 2023 12:41:18 AM |
No sudden loss of generation greater than 450 MW occurred on January 19, 2023. |
Operational Information |
Active |
| Jan 19, 2023 8:46:10 AM |
The Daily RSASM for Thursday, January 19, 2023 will not be occurring due to Zero participating QSE's. |
Operational Information |
Active |
| Jan 19, 2023 12:02:31 AM |
No sudden loss of generation greater than 450 MW occurred on January 18, 2023. |
Operational Information |
Active |
| Jan 18, 2023 8:46:33 AM |
The Daily RSASM for Wednesday, January 18, 2023 will not be occurring due to zero participating QSE |
Operational Information |
Active |
| Jan 18, 2023 12:20:52 AM |
No sudden loss of generation greater than 450 MW occurred on January 17, 2023. |
Operational Information |
Active |
| Jan 17, 2023 4:47:34 PM |
At 16:38, site failover of the Energy & Market Management System is complete. |
Operational Information |
Active |
| Jan 17, 2023 3:45:22 PM |
ERCOT Emergency Base Points are Disabled |
Operational Information |
Cancelled |
| Jan 17, 2023 3:42:30 PM |
ERCOT Emergency Base Points are Enabled |
Operational Information |
Active |
| Jan 17, 2023 9:27:12 AM |
At 3:25 PM on 01/17/2023, 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 |
| Jan 17, 2023 8:46:11 AM |
The Daily RSASM for Tuesday, January 17, 2023 will not be occurring due to zero participating QSE |
Operational Information |
Active |
| Jan 17, 2023 7:26:07 AM |
At 07:25, All Non-Spin has been recalled. |
Operational Information |
Active |
| Jan 17, 2023 5:48:04 AM |
At 05:45 approximately 465 MW of Non-Spin has been deployed, anticipated duration is 09:00.
|
Operational Information |
Active |
| Jan 17, 2023 12:08:30 AM |
No sudden loss of generation greater than 450 MW occurred on January 16, 2023. |
Operational Information |
Active |
| Jan 16, 2023 8:45:48 AM |
The Daily RSASM for Monday, January 16, 2023 will not be occurring due to zero participating QSE |
Operational Information |
Active |
| Jan 16, 2023 12:01:12 AM |
No sudden loss of generation greater than 450 MW occurred on January 15, 2023. |
Operational Information |
Active |
| Jan 15, 2023 8:47:15 AM |
The Daily RSASM for Sunday, January 15, 2023 will not be occurring due to zero participating QSE. |
Operational Information |
Active |
| Jan 15, 2023 12:00:50 AM |
No sudden loss of generation greater than 450 MW occurred on January 14, 2023. |
Operational Information |
Active |
| Jan 14, 2023 8:47:49 AM |
The Daily RSASM for Saturday, January 14, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 14, 2023 5:30:00 AM |
ERCOT has cancelled the following notice: ERCOT will execute a SASM at 0205 for operating day 1/14/23 for REG UP HE0400-HE2400 in the amount of 22MWs, REG DN HE0400-1600 and HE1900-2400 in the amount of 12.4MWs, and REG DN HE17&18 in the amount of 13.5MW’s |
Operational Information |
Cancelled |
| Jan 14, 2023 1:05:04 AM |
ERCOT will execute a SASM at 0205 for operating day 1/14/23 for REG UP HE0400-HE2400 in the amount of 22MWs, REG DN HE0400-1600 and HE1900-2400 in the amount of 12.4MWs, and REG DN HE17&18 in the amount of 13.5MW’s |
Operational Information |
Active |
| Jan 14, 2023 12:00:31 AM |
No sudden loss of generation greater than 450 MW occurred on January 13, 2023. |
Operational Information |
Active |
| Jan 13, 2023 8:48:12 AM |
The Daily RSASM for Friday, January 13, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 13, 2023 3:51:52 AM |
ERCOT will be working from the Primary Control Center until further notice, use the OPX numbers for Taylor. |
Operational Information |
Active |
| Jan 13, 2023 12:04:58 AM |
No sudden loss of generation greater than 450 MW occurred on January 12, 2023. |
Operational Information |
Active |
| Jan 12, 2023 4:02:30 PM |
ERCOT will be working from the alternate control center until further notice, use the OPX numbers for Bastrop. |
Operational Information |
Active |
| Jan 12, 2023 8:50:40 AM |
The Daily RSASM for Thursday, January 12, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 12, 2023 12:01:59 AM |
No sudden loss of generation greater than 450 MW occurred on January 11, 2023. |
Operational Information |
Active |
| Jan 11, 2023 8:53:08 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual actions to pre-posture for the Las Pulgas-Rio Hondo 138 kV line outage. |
Operational Information |
Cancelled |
| Jan 11, 2023 8:47:01 AM |
The Daily RSASM for Wednesday, January 11, 2023 will not be occurring due to Zero participating QSE's. |
Operational Information |
Active |
| Jan 11, 2023 7:55:01 AM |
ERCOT is taking manual actions to pre-posture for the Las Pulgas-Rio Hondo 138 kV line outage. |
Operational Information |
Active |
| Jan 11, 2023 12:04:33 AM |
No sudden loss of generation greater than 450 MW occurred on January 10, 2023. |
Operational Information |
Active |
| Jan 10, 2023 8:45:47 AM |
The Daily RSASM for Tuesday, January 10, 2023 will not be occurring due to Zero participating QSE's. |
Operational Information |
Active |
| Jan 10, 2023 12:04:35 AM |
No sudden loss of generation greater than 450 MW occurred on January 9, 2023. |
Operational Information |
Active |
| Jan 9, 2023 9:52:12 PM |
ERCOT has cancelled the following notice: ERCOT has been notified that the RAILROAD DC Tie has been derated to 40 MW Import/Export due to transmission outage until further notice |
Operational Information |
Cancelled |
| Jan 9, 2023 6:06:16 PM |
ERCOT has cancelled the following notice: The DC_R (Railroad) 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 |
| Jan 9, 2023 5:56:15 PM |
ERCOT has cancelled the following notice: At 17:26 approximately 469 MW of Non-Spin has been deployed, anticipated duration is 23:59 |
Operational Information |
Cancelled |
| Jan 9, 2023 5:46:24 PM |
ERCOT has been notified that the RAILROAD DC Tie has been derated to 40 MW Import/Export due to transmission outage until further notice |
Operational Information |
Active |
| Jan 9, 2023 5:41:11 PM |
ERCOT has cancelled the following notice: The DC_R (Railroad) DC Tie will be unavailable from
01/09/2023 17:20 through 01/09/2023 23:59 due to a forced outage. |
Operational Information |
Cancelled |
| Jan 9, 2023 5:29:07 PM |
The DC_R (Railroad) DC Tie will be unavailable from
01/09/2023 17:20 through 01/09/2023 23:59 due to a forced outage. |
Operational Information |
Active |
| Jan 9, 2023 5:28:58 PM |
At 17:26 approximately 469 MW of Non-Spin has been deployed, anticipated duration is 23:59 |
Operational Information |
Active |
| Jan 9, 2023 5:26:29 PM |
The DC_R (Railroad) 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 |
| Jan 9, 2023 10:42:24 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual actions to pre-posture for the outage on the 138 kV line Fort Mason-Yellow Jacket. |
Operational Information |
Cancelled |
| Jan 9, 2023 9:32:39 AM |
ERCOT is taking manual actions to pre-posture for the outage on the 138 kV line Fort Mason-Yellow Jacket. |
Operational Information |
Active |
| Jan 9, 2023 8:47:00 AM |
The Daily RSASM for Monday, January 9, 2023 will not be occurring due to Zero participating QSE's. |
Operational Information |
Active |
| Jan 9, 2023 12:12:06 AM |
No sudden loss of generation greater than 450 MW occurred on January 8, 2023. |
Operational Information |
Active |
| Jan 8, 2023 8:46:43 AM |
The Daily RSASM for Sunday, January 8, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 8, 2023 12:05:13 AM |
No sudden loss of generation greater than 450 MW occurred on January 7, 2023. |
Operational Information |
Active |
| Jan 7, 2023 8:46:55 AM |
The Daily RSASM for Saturday, January 7, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 7, 2023 12:22:29 AM |
No sudden loss of generation greater than 450 MW occurred on January 6, 2023. |
Operational Information |
Active |
| Jan 6, 2023 6:15:36 PM |
At 18:15, All Non-Spin has been recalled. |
Operational Information |
Active |
| Jan 6, 2023 5:47:01 PM |
At 17:45 approximately 743 MW of Non-Spin has been recalled and 464 MW of Non-Spin remains deployed, anticipated duration is 23:59. |
Operational Information |
Active |
| Jan 6, 2023 4:53:36 PM |
At 16:52 approximately 1215 MW of Non-Spin has been deployed, anticipated duration is 23:59.
|
Operational Information |
Active |
| Jan 6, 2023 8:47:28 AM |
The Daily RSASM for Friday, January 6, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 6, 2023 12:09:38 AM |
No sudden loss of generation greater than 450 MW occurred on January 5, 2023. |
Operational Information |
Active |
| Jan 5, 2023 8:47:58 AM |
The Daily RSASM for Thursday, January 5, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 5, 2023 12:11:09 AM |
No sudden loss of generation greater than 450 MW occurred on January 4, 2023. |
Operational Information |
Active |
| Jan 4, 2023 8:48:42 AM |
The Daily RSASM for Wednesday, January 4, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 4, 2023 12:04:59 AM |
No sudden loss of generation greater than 450 MW occurred on January 3, 2023. |
Operational Information |
Active |
| Jan 3, 2023 6:35:53 PM |
At 18:30, All Non-Spin has been recalled. |
Operational Information |
Active |
| Jan 3, 2023 5:24:28 PM |
At 17:21 approximately 1094 MW of Non-Spin has been deployed, anticipated duration is 6 hours.
|
Operational Information |
Active |
| Jan 3, 2023 10:15:19 AM |
ERCOT has cancelled the following notice: ERCOT is taking manual action to pre-posture for 138kV Spur-Salt Creek outage. |
Operational Information |
Cancelled |
| Jan 3, 2023 8:47:45 AM |
The Daily RSASM for Tuesday, January 3, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 3, 2023 8:23:49 AM |
ERCOT is taking manual action to pre-posture for 138kV Spur-Salt Creek outage. |
Operational Information |
Active |
| Jan 3, 2023 12:03:20 AM |
No sudden loss of generation greater than 450 MW occurred on January 2, 2023. |
Operational Information |
Active |
| Jan 2, 2023 8:47:44 AM |
The Daily RSASM for Monday, January 2, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 2, 2023 6:08:56 AM |
ERCOT has cancelled the following notice: The DC_E (East) DC Tie will be unavailable from
01/02/2023 04:40 through 01/02/2023 23:59 due to a forced outage. |
Operational Information |
Cancelled |
| Jan 2, 2023 4:46:25 AM |
The DC_E (East) DC Tie will be unavailable from
01/02/2023 04:40 through 01/02/2023 23:59 due to a forced outage. |
Operational Information |
Active |
| Jan 2, 2023 12:50:27 AM |
No sudden loss of generation greater than 450 MW occurred on January 1, 2022. |
Operational Information |
Active |
| Jan 1, 2023 8:48:47 AM |
The Daily RSASM for Sunday, January 1, 2023 will not be occurring due to zero participating QSEs. |
Operational Information |
Active |
| Jan 1, 2023 1:15:32 AM |
No sudden loss of generation greater than 450 MW occurred on December 31, 2022. |
Operational Information |
Active |
