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STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/03/2025
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:
[1.] From 1730 hrs 16/03/2025 to 1830 hrs 16/03/2025.
The forecast capacity reserve requirement is 1112 MW.
The minimum capacity reserve available is 1064 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
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
STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/03/2025
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 125607 is cancelled at 0450 hrs 14/03/2025.
No LOR2 condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Ross - Tully South - Woree No.8905 275 kV line line and Cardwell - Tully No.7389 132kV line line in QLD1 due to Lightning.
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: QLD1
Lines: Ross - Tully South - Woree No.8905 275 kV line and Cardwell - Tully No.7389 132kV line
Cancellation time: 14/03/2025 04:24
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125617
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Ross - Tully South - Woree No.8905 275 kV line line and Cardwell - Tully No.7389 132kV line line in QLD1 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: QLD1
Lines: Ross - Tully South - Woree No.8905 275 kV line and Cardwell - Tully No.7389 132kV line
Duration: 14/03/2025 03:21 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Ross - Tully South - Woree No.8905 275 kV line line and Cardwell - Tully No.7389 132kV line line in QLD1 due to Lightning.
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: QLD1
Lines: Ross - Tully South - Woree No.8905 275 kV line and Cardwell - Tully No.7389 132kV line
Cancellation time: 13/03/2025 22:34
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125613
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Guybal Munjan - Chalumbin 857 275kV line line and Guybal Munjan - Chalumbin 858 275kV line line in QLD1 due to Lightning.
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: QLD1
Lines: Guybal Munjan - Chalumbin 857 275kV line and Guybal Munjan - Chalumbin 858 275kV line
Cancellation time: 13/03/2025 21:39
Constraint set(s) revoked:
Q-RSCH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 125612
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Collinsville North - Proserpine No.7125 132 kV line and Collinsville North - Proserpine No.7126 132 kV line in QLD1 due to Lightning.
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: QLD1
Lines: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV
Cancellation time: 13/03/2025 20:59
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125602
Auto-generated on behalf of Manager NEM Real Time Operations