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[EventId:202412160905_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 16 December 2024 09:05
Issued by Australian Energy Market Operator Ltd at 0905 hrs on 16 December 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 16 December 2024.
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 0905 hrs on 16 December 2024.
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.
STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 17/12/2024
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 121960 has been updated at 0800 hrs 16/12/2024 to the following:
From 1500 hrs to 1900 hrs 17/12/2024.
The forecast capacity reserve requirement is 1012 MW.
The minimum capacity reserve available is 408 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
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 16/12/2024
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 121949 has been updated at
1900 hrs to the following:
[1.] From 1700 hrs 16/12/2024 to 1800 hrs 16/12/2024.
The forecast capacity reserve requirement is 1350 MW.
The minimum capacity reserve available is 1143 MW.
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: 15/12/2024 19:09
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 121968
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202412151845_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 15 December 2024 18:45
Issued by Australian Energy Market Operator Ltd at 1845 hrs on 15 December 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 15 December 2024.
Refer to market notice: 121984
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 1845 hrs on 15 December 2024.
This is an AEMO autogenerated Market Notice.
Cancellation of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Cancellation time: 15/12/2024 18:39
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 121966
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Cancellation time: 15/12/2024 18:39
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 121965
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Cancellation time: 15/12/2024 18:19
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 121970
Auto-generated on behalf of 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: 15/12/2024 18:19
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 121969
Auto-generated on behalf of Manager NEM Real Time Operations