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125851RECLASSIFY CONTINGENCY21/03/2025 08:49:15 PM
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.
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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Cancellation time: 21/03/2025 20:49
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125850
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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Cancellation time: 21/03/2025 20:49
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125850
Auto-generated on behalf of Manager NEM Real Time Operations
125850RECLASSIFY CONTINGENCY21/03/2025 07:45:03 PM
Reclassification 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.
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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Duration: 21/03/2025 19:44 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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV
Duration: 21/03/2025 19:44 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
125835INTER-REGIONAL TRANSFER21/03/2025 06:07:23 PM
Inter-regional transfer limit variation - Canberra - Lower Tumut (07) 330 kV Line. - NSW region - 21/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation -Canberra - Lower Tumut (07) 330 kV Line - NSW region - 21/03/2025
At 1746 hrs 21/03/2025 there was an unplanned outage of Canberra - Lower Tumut (07) 330 kV Line.
The following constraint sets invoked at 1800 hrs 21/03/2025
N-CNLT_07
N-X_4+07_WG_CLOSE
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW-QLD1
VIC-NSW1
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation -Canberra - Lower Tumut (07) 330 kV Line - NSW region - 21/03/2025
At 1746 hrs 21/03/2025 there was an unplanned outage of Canberra - Lower Tumut (07) 330 kV Line.
The following constraint sets invoked at 1800 hrs 21/03/2025
N-CNLT_07
N-X_4+07_WG_CLOSE
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW-QLD1
VIC-NSW1
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
125833RECLASSIFY CONTINGENCY21/03/2025 05:19:16 PM
Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 21/03/2025 17:19
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 125829
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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 21/03/2025 17:19
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 125829
Auto-generated on behalf of Manager NEM Real Time Operations
125829RECLASSIFY CONTINGENCY21/03/2025 03:17:51 PM
Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 21/03/2025 15:17 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 21/03/2025 15:17 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
125826INTER-REGIONAL TRANSFER21/03/2025 12:21:33 PM
Inter-regional transfer limit variation - Darlington Point - Balranald X5 220kV Line - NSW region - 21/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Darlington Point - Balranald X5 220kV Line - NSW region - 21/03/2025
A planned outage of Darlington Point - Balranald X5 220kV Line in the NSW region was scheduled from 0600 hrs 21/03/2025 to 1600 hrs 21/03/2025.
The outage has been completed and Darlington Point - Balranald X5 220kV Line returned to service at 1220 hrs 21/03/2025
Constraint set(s) revoked: N-BADP
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Darlington Point - Balranald X5 220kV Line - NSW region - 21/03/2025
A planned outage of Darlington Point - Balranald X5 220kV Line in the NSW region was scheduled from 0600 hrs 21/03/2025 to 1600 hrs 21/03/2025.
The outage has been completed and Darlington Point - Balranald X5 220kV Line returned to service at 1220 hrs 21/03/2025
Constraint set(s) revoked: N-BADP
Manager NEM Real Time Operations
125825RECLASSIFY CONTINGENCY21/03/2025 12:44:15 AM
Cancellation of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 21/03/2025 00:44
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125824
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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 21/03/2025 00:44
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125824
Auto-generated on behalf of Manager NEM Real Time Operations
125824RECLASSIFY CONTINGENCY20/03/2025 11:40:20 PM
Reclassification of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 20/03/2025 23:40 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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 20/03/2025 23:40 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
125823RECLASSIFY CONTINGENCY20/03/2025 09:39:15 PM
Cancellation of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 20/03/2025 21:39
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125822
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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 20/03/2025 21:39
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 125822
Auto-generated on behalf of Manager NEM Real Time Operations