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124728RECLASSIFY CONTINGENCY15/02/2025 03:49:01 PM
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.
AEMO ELECTRICITY MARKET NOTICE
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: 15/02/2025 15:48
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 124719
Auto-generated on behalf of Manager NEM Real Time Operations
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: 15/02/2025 15:48
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 124719
Auto-generated on behalf of Manager NEM Real Time Operations
124727RECLASSIFY CONTINGENCY15/02/2025 03:49:01 PM
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.
AEMO ELECTRICITY MARKET NOTICE
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: 15/02/2025 15:48
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 124720
Auto-generated on behalf of Manager NEM Real Time Operations
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: 15/02/2025 15:48
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 124720
Auto-generated on behalf of Manager NEM Real Time Operations
124726RECLASSIFY CONTINGENCY15/02/2025 03:39:01 PM
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.
AEMO ELECTRICITY MARKET NOTICE
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: 15/02/2025 15:38
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 124716
Auto-generated on behalf of Manager NEM Real Time Operations
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: 15/02/2025 15:38
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 124716
Auto-generated on behalf of Manager NEM Real Time Operations
124725SETTLEMENTS RESIDUE15/02/2025 03:30:28 PM
[EventId:202502151530_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 15 February 2025 15:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 15 February 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 15 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 1530 hrs on 15 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.
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 15 February 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 15 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 1530 hrs on 15 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.
124724MARKET INTERVENTION15/02/2025 03:54:46 PM
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 124684
TORRB2 TORRENS ISLAN at 0030 hrs 14/02/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 17/02/2025.
The direction update is issued at 1600 hrs 15/02/2025.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 124684
TORRB2 TORRENS ISLAN at 0030 hrs 14/02/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 17/02/2025.
The direction update is issued at 1600 hrs 15/02/2025.
Manager NEM Real Time Operations
124723MARKET INTERVENTION15/02/2025 03:54:46 PM
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 124683
PPCCGT PELICAN POINT at 0800 hrs 14/02/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is now expected to stay in place until 0400 hrs 17/02/2025.
The direction update is issued at 1600 hrs 15/02/2025.
Manager NEM Real Time Operations
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 124683
PPCCGT PELICAN POINT at 0800 hrs 14/02/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is now expected to stay in place until 0400 hrs 17/02/2025.
The direction update is issued at 1600 hrs 15/02/2025.
Manager NEM Real Time Operations
124722RECLASSIFY CONTINGENCY15/02/2025 02:59:01 PM
Cancellation of a Non-Credible Contingency Event: Norwood - Scottsdale 1 110kV line and Norwood-Derby-Scottsdale 110kV line in TAS1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
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: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV
Cancellation time: 15/02/2025 14:58
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 124712
Auto-generated on behalf of Manager NEM Real Time Operations
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: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV
Cancellation time: 15/02/2025 14:58
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 124712
Auto-generated on behalf of Manager NEM Real Time Operations
124721RECLASSIFY CONTINGENCY15/02/2025 03:01:26 PM
Cancellation of the reclassification of a Non-Credible contingency event: Farrell - Reece No.1 and No.2 220 kV lines in TAS due to Bushfire.
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of the reclassification of a Non-Credible contingency event as a Credible contingency event due to Bushfire. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any Bushfire activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: TAS
Lines: Farrell - Reece No.1 and No.2 220 kV lines
Cancellation time: 15:00 hrs 15/02/2025
Constraint set(s) revoked:
T-GH_RC12_250, F-T-FARE_N-2
Refer AEMO Electricity Market Notice 124571
Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible contingency event as a Credible contingency event due to Bushfire. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any Bushfire activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: TAS
Lines: Farrell - Reece No.1 and No.2 220 kV lines
Cancellation time: 15:00 hrs 15/02/2025
Constraint set(s) revoked:
T-GH_RC12_250, F-T-FARE_N-2
Refer AEMO Electricity Market Notice 124571
Manager NEM Real Time Operations
124720RECLASSIFY CONTINGENCY15/02/2025 02:48:35 PM
Reclassification 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.
AEMO ELECTRICITY MARKET NOTICE
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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 15/02/2025 14:48 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 15/02/2025 14:48 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations