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Reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV line in NSW1 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: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 31/01/2024 14:58 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
STPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 06/02/2024
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 114021 has been updated at 1400 hrs 31/01/2024 to the following:
1. From 1400 hrs to 1730 hrs 06/02/2024.
The forecast capacity reserve requirement is 1400 MW.
The minimum capacity reserve available is 813 MW.
2. From 1900 hrs to 2100 hrs 06/02/2024.
The forecast capacity reserve requirement is 1400 MW.
The minimum capacity reserve available is 892 MW.
AEMO Operations
STPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 05/02/2024
The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 114023 is cancelled at 1400 hrs 31/01/2024.
AEMO Operations
STPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 06/02/2024
The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 114024 has been updated at 1400 hrs 31/01/2024 to the following:
From 1730 hrs to 2000 hrs 06/02/2024.
The forecast capacity reserve requirement is 1267 MW.
The minimum capacity reserve available is 944 MW.
AEMO Operations
Cancellation of a Non-Credible Contingency Event: Ross - Chalumbin No.857 275 kV line and Ross - Chalumbin No.858 275 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: Ross - Chalumbin No.857 275 kV and Ross - Chalumbin No.858 275 kV
Cancellation time: 31/01/2024 14:31
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 114011
Auto-generated on behalf of Manager NEM Real Time Operations
STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 06/02/2024
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:
From 1800 hrs to 1900 hrs 06/02/2024.
The forecast capacity reserve requirement is 700 MW.
The minimum capacity reserve available is 626 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.
AEMO Operations
Cancellation of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV line in NSW1 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: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Cancellation time: 31/01/2024 10:29
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 114050
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 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: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Cancellation time: 31/01/2024 09:14
Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Refer AEMO Electricity Market Notice 114049
Auto-generated on behalf of Manager NEM Real Time Operations
STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 06/02/2024
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 114016 is cancelled at 0700 hrs 30/01/2024.
No LOR2 condition is currently forecast in the STPASA period.
AEMO Operations