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123601INTER-REGIONAL TRANSFER22/01/2025 08:11:14 PM
Cancellation -Inter-regional transfer limit variation - Constraint invocation to manage Power System Security in NSW region - 22/01/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation -Inter-regional transfer limit variation - Constraint invocation to manage Power System Security in NSW region - 22/01/2025
Refer to MN 123588
In order to maintain the power system in a secure operating state in the NSW region (Northern NSW) ,
AEMO has invoked constraint set #N-Q-MNSP1_E from 1720 hrs until 1845 hs 22/01/2025.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Manager NEM Real Time Operations
Cancellation -Inter-regional transfer limit variation - Constraint invocation to manage Power System Security in NSW region - 22/01/2025
Refer to MN 123588
In order to maintain the power system in a secure operating state in the NSW region (Northern NSW) ,
AEMO has invoked constraint set #N-Q-MNSP1_E from 1720 hrs until 1845 hs 22/01/2025.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Manager NEM Real Time Operations
123598RESERVE NOTICE22/01/2025 07:44:15 PM
Cancellation of Actual (LOR2) condition in the QLD region - 22/01/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual (LOR2) condition in the QLD region - 22/01/2025
The Actual LOR2 Condition in the QLD Region advised in AEMO Electricity Market Notice No.123594 is cancelled at 1945 hrs 22/01/2025.
Manager NEM Real Time Operations
Cancellation of Actual (LOR2) condition in the QLD region - 22/01/2025
The Actual LOR2 Condition in the QLD Region advised in AEMO Electricity Market Notice No.123594 is cancelled at 1945 hrs 22/01/2025.
Manager NEM Real Time Operations
123597INTER-REGIONAL TRANSFER22/01/2025 07:53:16 PM
Inter-regional transfer limit variation -Lismore No1 SVC - NSW region - 22/01/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Lismore No1 SVC - NSW region - 22/01/2025
A planned outage of Lismore No1 SVC in the NSW region was scheduled from 0620 hrs 08/01/2025 to 1600 hrs 24/01/2025.
The outage has been completed and Lismore No1 SVC returned to service at 1900 hrs 22/01/2025
Constraint set(s) revoked: N-LS_VC1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Lismore No1 SVC - NSW region - 22/01/2025
A planned outage of Lismore No1 SVC in the NSW region was scheduled from 0620 hrs 08/01/2025 to 1600 hrs 24/01/2025.
The outage has been completed and Lismore No1 SVC returned to service at 1900 hrs 22/01/2025
Constraint set(s) revoked: N-LS_VC1
Manager NEM Real Time Operations
123594RESERVE NOTICE22/01/2025 06:43:09 PM
Actual Lack Of Reserve Level 2 (LOR2) in the QLD region - 22/01/2025
AEMO ELECTRICITY MARKET NOTICE
Actual Lack Of Reserve Level 2 (LOR2) in the QLD region - 22/01/2025
An Actual LOR2 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the QLD region from 1830 hrs.
The Actual LOR2 condition is forecast to exist until 1900 hrs.
The forecast capacity reserve requirement is 515 MW.
The minimum capacity reserve available is 395 MW.
AEMO is seeking an immediate market response.
An insufficient market response may require AEMO to implement an AEMO intervention event.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 2 (LOR2) in the QLD region - 22/01/2025
An Actual LOR2 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the QLD region from 1830 hrs.
The Actual LOR2 condition is forecast to exist until 1900 hrs.
The forecast capacity reserve requirement is 515 MW.
The minimum capacity reserve available is 395 MW.
AEMO is seeking an immediate market response.
An insufficient market response may require AEMO to implement an AEMO intervention event.
Manager NEM Real Time Operations
123588INTER-REGIONAL TRANSFER22/01/2025 05:29:02 PM
Inter-regional transfer limit variation - Constraint invocation to manage Power System Security in NSW region - 25/01/2025
AEMO ELECTRICITY MARKET NOTICE
In order to maintain the power system in a secure operating state in the NSW region (Northern NSW) , AEMO has invoked constraint set #N-Q-MNSP1_E from 1720 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Manager NEM Real Time Operations
In order to maintain the power system in a secure operating state in the NSW region (Northern NSW) , AEMO has invoked constraint set #N-Q-MNSP1_E from 1720 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Manager NEM Real Time Operations
123554INTER-REGIONAL TRANSFER22/01/2025 10:40:43 AM
Inter-regional transfer limit variation -Bundy-Buronga (6F) 330 kV line - NSW region - 21/01/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - - NSW region - 21/01/2025
At 1935 hrs 21/01/2025 there was a short notice outage of Bundy-Buronga (6F) 330 kV line
The following constraint set(s) invoked
I-BDBU_ONE
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,VIC1-NSW1,V-SA,T-V-MNSP1
The outage is scheduled to return to service at 1935 hrs 22/01/2025
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - - NSW region - 21/01/2025
At 1935 hrs 21/01/2025 there was a short notice outage of Bundy-Buronga (6F) 330 kV line
The following constraint set(s) invoked
I-BDBU_ONE
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,VIC1-NSW1,V-SA,T-V-MNSP1
The outage is scheduled to return to service at 1935 hrs 22/01/2025
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
123451POWER SYSTEM EVENTS18/01/2025 04:19:58 PM
Update - Non-credible contingency event - NSW region - 15/01/2025
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - NSW region - 15/01/2025
Refer AEMO Electricity Market Notice 123354
At 1458 hrs the Tomago - Taree (963) 132kV line was returned to service. The Tomago - Brandy Hill (9C6) 132kV line was returned to service on 16/01/2025.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Update - Non-credible contingency event - NSW region - 15/01/2025
Refer AEMO Electricity Market Notice 123354
At 1458 hrs the Tomago - Taree (963) 132kV line was returned to service. The Tomago - Brandy Hill (9C6) 132kV line was returned to service on 16/01/2025.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
123445POWER SYSTEM EVENTS18/01/2025 02:06:59 PM
Update - Non-credible contingency event - NSW region - 17/01/2025
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - NSW region - 17/01/2025
Refer AEMO Electricity Market Notice 123406
At 1345 hrs the Buronga 330 kV B Bus was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Update - Non-credible contingency event - NSW region - 17/01/2025
Refer AEMO Electricity Market Notice 123406
At 1345 hrs the Buronga 330 kV B Bus was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
123406POWER SYSTEM EVENTS17/01/2025 02:46:41 PM
Update Non-credible contingency event - NSW region - 17/01/2025
AEMO ELECTRICITY MARKET NOTICE.
Update Non-credible contingency event - NSW region - 17/01/2025
Refer AEMO Electricity Market Notice 123404
At 0825 hrs the Buronga 330 kV B Bus tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Update Non-credible contingency event - NSW region - 17/01/2025
Refer AEMO Electricity Market Notice 123404
At 0825 hrs the Buronga 330 kV B Bus tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations