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PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 10/04/2025
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 126467 is cancelled at 1540 hrs 10/04/2025.
Manager NEM Real Time Operations
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 10/04/2025
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 1800 hrs 10/04/2025 to 1830 hrs 10/04/2025.
The forecast capacity reserve requirement is 1595 MW.
The minimum capacity reserve available is 1577 MW.
Manager NEM Real Time Operations
Update - Inter-regional transfer limit variation - APD - Heywood - Mortlake 500 kV line - VIC region - 10/04/2025
Update - Inter-regional transfer limit variation - APD - Heywood - Mortlake 500 kV line - VIC region - 10/04/2025
Refer to Market Notice 126464.
The cause of the unplanned outage of APD - Heywood - Mortlake 500 kV line in the VIC region has been identified and resolved. The outage has been completed and the APD - Heywood - Mortlake 500 kV line returned to service at 0948 hrs 10/04/2025
Constraint set(s) revoked: V-HYMO
Manager NEM Real Time Operations
Inter-regional transfer limit variation - APD - Heywood - Mortlake 500 kV line - VIC region - 10/04/2025
Inter-regional transfer limit variation - APD - Heywood - Mortlake 500 kV line - VIC region - 10/04/2025
At 0825 hrs 10/04/2025 there was an unplanned outage of the APD - Heywood - Mortlake 500 kV line.
The following constraint set(s) invoked at 0835 hrs 10/04/2025
V-HYMO
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,T-V-MNSP1,V-S-MNSP1,VIC1-NSW1,NSW1-QLD1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 09/04/2025
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 1730 hrs 09/04/2025 to 1800 hrs 09/04/2025.
The forecast capacity reserve requirement is 1519 MW.
The minimum capacity reserve available is 1500 MW.
Manager NEM Real Time Operations
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 10/04/2025.
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 126441 is cancelled at 1440 hrs 09/04/2025.
Manager NEM Real Time Operations
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 10/04/2025
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 1800 hrs 10/04/2025 to 1830 hrs 10/04/2025.
The forecast capacity reserve requirement is 1581 MW.
The minimum capacity reserve available is 1580 MW.
Manager NEM Real Time Operations
Update - Non-credible contingency event - QLD region - 04/04/2025
Update - Non-credible contingency event - QLD region - 04/04/2025
Refer AEMO Electricity Market Notice 126262
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 cancel the reclassification of this event as a credible contingency event.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 04/04/2025
Non-credible contingency event - QLD region - 04/04/2025
At 0152 hrs the Ross - Townsville South No 7156 and 7249 132kV lines tripped and auto reclosed.
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: QLD
Elements: Ross - Townsville South No 7156 and 7249 132kV lines.
Duration: 0152 hrs 04/04/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations