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Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 14/03/2025
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 14/03/2025
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1800 hrs
The capacity reserve requirement is 1699 MW
The minimum capacity reserve available is 1528 MW
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Lennox Head - Suffolk Park 9G3 132 kV Line - NSW region - 14/03/2025
Inter-regional transfer limit variation - Lennox Head - Suffolk Park 9G3 132 kV Line - NSW region - 14/03/2025
At 1647 hrs 14/03/2025 there was a short notice outage of Lennox Head - Suffolk Park 9G3 132 kV Line.
The following constraint set(s) invoked at 1700 hrs 14/03/2025
N-BAMB_132_OPEN
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Hummocks - Waterloo 132 kV line - SA region - 14/03/2025
Inter-regional transfer limit variation - Hummocks - Waterloo 132 kV line - SA region - 14/03/2025
At 0457 hrs 14/03/2025 there was an unplanned outage of Hummocks - Waterloo 132 kV line.
The following constraint set(s) invoked at 0505 hrs 14/03/2025
S-HUWT
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Hummocks - Bungama 132 kV line - SA region - 14/03/2025
Inter-regional transfer limit variation - Hummocks - Bungama 132 kV line - SA region - 14/03/2025
At 0457 hrs 14/03/2025 there was an unplanned outage of Hummocks - Bungama 132 kV line.
The following constraint set(s) invoked at 0505 hrs 14/03/2025
S-HUBG
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 13/03/2025
Cancellation of Actual (LOR1) condition in the NSW region - 13/03/2025
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.125606 is cancelled at 1840 hrs 13/03/2025.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 13/03/2025
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 13/03/2025
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1830 hrs
The capacity reserve requirement is 1668 MW
The minimum capacity reserve available is 1530 MW
Manager NEM Real Time Operations
Update - Non-credible contingency event - TAS region - 12/03/2025
Update - Non-credible contingency event - TAS region - 12/03/2025
Refer AEMO Electricity Market Notice 125564
The cause of this non credible contingency event is not known at this stage.
AEMO is not satisfied that this non credible event is unlikely to re-occur.
AEMO has therefore reclassified this event as a credible contingency event until further notice.
Region: TAS
Elements: Ulverstone - Emu Bay 110kV Line and the Ulverstone - Sheffield tee Paloona 110kV Line
Duration: 1500 hrs 12/03/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
Update - Non-credible contingency event - TAS region - 12/03/2025
Update - Non-credible contingency event - TAS region - 12/03/2025
Refer AEMO Electricity Market Notice 125556
The cause of this non credible contingency event is not known at this stage.
AEMO is not satisfied that this non credible event is unlikely to re-occur.
AEMO has therefore reclassified this event as a credible contingency event until further notice.
Region: TAS
Elements: Sheffield - Burnie No. 1 220kV Line, Sheffield - Burnie No. 2 110kV Line and the Ulverstone - Emu Bay 110kV Line
Duration: 1400 hrs 12/03/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
Non-credible contingency event - TAS region - 12/03/2025
Non-credible contingency event - TAS region - 12/03/2025
At 1303 hrs the Ulverstone - Emu Bay 110kV Line and the Ulverstone - Sheffield tee Paloona 110kV Line tripped and auto reclosed.
AEMO did not instruct load shedding.
Approximately 12MW of bulk electrical load was disconnected momentarily.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations