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Cancellation of a Non-Credible Contingency Event: Lindisfarne - Mornington No.1 TEE line and Lindisfarne - Mornington No.2 TEE line in TAS1 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: TAS1
Lines: Lindisfarne - Mornington No.1 TEE and Lindisfarne - Mornington No.2 TEE
Cancellation time: 04/02/2025 19:29
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 124122
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202502041830_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 04 February 2025 18:30
Issued by Australian Energy Market Operator Ltd at 1830 hrs on 4 February 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 February 2025.
Refer to market notice: 124133
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1830 hrs on 4 February 2025.
This is an AEMO autogenerated Market Notice.
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: 04/02/2025 18:14
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 124074
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202502041805_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 04 February 2025 18:05
Issued by Australian Energy Market Operator Ltd at 1805 hrs on 4 February 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 February 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1805 hrs on 4 February 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Cancellation of a Non-Credible Contingency Event: Yallourn - Rowville 7 220 kV line and Yallourn - Rowville 8 220 kV line in VIC1 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: VIC1
Lines: Yallourn - Rowville 7 220 kV and Yallourn - Rowville 8 220 kV
Cancellation time: 04/02/2025 17:59
Constraint set(s) revoked:
V-ROYP78_R_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 124126
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202502041725_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 04 February 2025 17:25
Issued by Australian Energy Market Operator Ltd at 1725 hrs on 4 February 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 February 2025.
Refer to market notice: 124106
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1725 hrs on 4 February 2025.
This is an AEMO autogenerated Market Notice.
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 04/02/2025
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 124119 has been updated at 1715 hrs 04/02/2025 to the following:
[1.] From 1730 hrs 04/02/2025 to 2000 hrs 04/02/2025.
The forecast capacity reserve requirement is 1639 MW.
The minimum capacity reserve available is 1108 MW.
Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Cancellation time: 04/02/2025 17:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 124088
Auto-generated on behalf of Manager NEM Real Time Operations
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 04/02/2025
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 124121 is cancelled at 1715 hrs 04/02/2025.
Manager NEM Real Time Operations