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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.
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: 03/11/2024 11:19
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 119819
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Norwood - Scottsdale 1 110kV line and Norwood-Derby-Scottsdale 110kV 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: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV
Cancellation time: 03/11/2024 08:29
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 119816
Auto-generated on behalf of Manager NEM Real Time Operations
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.
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: 03/11/2024 08:14 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible Contingency Event: Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line in VIC due to lightning.
Cancellation of the 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: VIC
Lines: Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line
Cancellation time: 03/11/2024 08:30 hrs
Constraint set(s) revoked: V-ROYP78_R_N-2
Refer AEMO Electricity Market Notice 119817
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line in VIC 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: VIC
Lines: Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line
Duration: 03/11/2024 05:40 hrs until further notice
Constraint set(s) invoked: V-ROYP78_R_N-2
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Norwood - Scottsdale 1 110kV line and Norwood-Derby-Scottsdale 110kV line in TAS1 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: TAS1
Lines: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV
Duration: 03/11/2024 05:28 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Gordon - Chapel St No 1 220kV line and Gordon - Chapel St No 2 220kV 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: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV
Cancellation time: 03/11/2024 04:54
Constraint set(s) revoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
T-CSGO_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 119814
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Gordon - Chapel St No 1 220kV line and Gordon - Chapel St No 2 220kV line in TAS1 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: TAS1
Lines: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV
Duration: 03/11/2024 03:53 until further notice
Constraint set(s) invoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
T-CSGO_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Collinsville - Stoney Creek 7306 132KV LINE line and Collinsville - Newlands 7121 132KV LINE 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 - Stoney Creek 7306 132KV LINE and Collinsville - Newlands 7121 132KV LINE
Cancellation time: 02/11/2024 19:29
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 119793
Auto-generated on behalf of Manager NEM Real Time Operations