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Reclassification of a Non-Credible Contingency Event: Para-Templers West and Magill-Torrens Island A 275kV lines in SA due to severe weather warning.
Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Para-Templers West and Magill-Torrens Island A 275kV lines
Duration: 1615 hrs 03/02/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines in SA due to severe weather warning.
Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Duration: 03/02/2025 1615 hrs until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 04/02/2025
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following Period:
[1.] From 1630 hrs 04/02/2025 to 2030 hrs 04/02/2025.
The forecast capacity reserve requirement is 1795 MW.
The minimum capacity reserve available is 1191 MW.
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Gordon - Chapel St No 1 220kV line and Gordon - Chapel St No 2 220kV line in TAS1 due to Lightning.
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV
Duration: 03/02/2025 15:41 until further notice
Constraint set(s) invoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
Auto-generated on behalf of Manager NEM Real Time Operations
Update - Non-credible contingency event - TAS region - 03/02/2025
Update - Non-credible contingency event - TAS region - 03/02/2025
Refer AEMO Electricity Market Notice 124043
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: Farrell - Reece No.1 and No.2 220 kV lines
Duration: 1410 hrs 03/02/2025 until further notice
Constraint set(s) invoked: F-T-FARE_N-2
Manager NEM Real Time Operations
Non-credible contingency event - TAS region - 03/02/2025
Non-credible contingency event - TAS region - 03/02/2025
At 1333 hrs the Farrell - Reece No.1 and No.2 220 kV lines 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 has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the VIC Region on 03/02/2025
The Forecast LOR1 condition in the VIC region advised in AEMO Electricity Market Notice No. 124025 is cancelled at 1015 hrs 03/02/2025.
Manager NEM Real Time Operations
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 03/02/2025
The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 124034 has been updated to the following:
[1.] From 1930 hrs 03/02/2025 to 2000 hrs 03/02/2025.
The forecast capacity reserve requirement is 583 MW.
The minimum capacity reserve available is 516 MW.
Manager NEM Real Time Operations
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 03/02/2025
The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 124026 has been updated at 0445 hrs 03/02/2025 to the following:
[1.] From 1800 hrs 03/02/2025 to 1830 hrs 03/02/2025.
The forecast capacity reserve requirement is 598 MW.
The minimum capacity reserve available is 419 MW.
[2.] From 1930 hrs 03/02/2025 to 2030 hrs 03/02/2025.
The forecast capacity reserve requirement is 617 MW.
The minimum capacity reserve available is 380 MW.
Manager NEM Real Time Operations