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117737GENERAL NOTICE21/08/2024 10:37:27 AM
Planned outage of Kerang - Wemen 220 kV line in the VIC region on 23/08/2024.
AEMO ELECTRICITY MARKET NOTICE
The Kerang - Wemen 220 kV line in the Victorian (VIC) region is planned to be out of service from 0600 hrs to 1800 hrs on 23/08/2024.
A credible contingency event during this planned outage may require:
- Load shedding in the Victorian outer grid; and/ or
- Market intervention, such as the issuing of directions.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
The Kerang - Wemen 220 kV line in the Victorian (VIC) region is planned to be out of service from 0600 hrs to 1800 hrs on 23/08/2024.
A credible contingency event during this planned outage may require:
- Load shedding in the Victorian outer grid; and/ or
- Market intervention, such as the issuing of directions.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
117736RECLASSIFY CONTINGENCY21/08/2024 01:59:38 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: 21/08/2024 01:59
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 117735
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: 21/08/2024 01:59
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 117735
Auto-generated on behalf of Manager NEM Real Time Operations
117735RECLASSIFY CONTINGENCY20/08/2024 08:56:52 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: 20/08/2024 20:56 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: 20/08/2024 20:56 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
117734RECLASSIFY CONTINGENCY20/08/2024 05:51:22 PM
Reclassification of a Non Credible Contingency Event: Trip of Golden Plains No. 1 220 kV bus - Vic region - 20/08/2024
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non Credible Contingency Event: Trip of Golden Plains No. 1 220 kV bus - Vic region - 20/08/2024
Based on advice from the TNSP, AEMO has reclassified the trip of Golden Plains No. 1 220 kV bus as a credible contingency event.
Constraint Set invoked: NIL
Duration: 20/08/2024 1750 hrs until further notice
Manager NEM Real Time Operations
Reclassification of a Non Credible Contingency Event: Trip of Golden Plains No. 1 220 kV bus - Vic region - 20/08/2024
Based on advice from the TNSP, AEMO has reclassified the trip of Golden Plains No. 1 220 kV bus as a credible contingency event.
Constraint Set invoked: NIL
Duration: 20/08/2024 1750 hrs until further notice
Manager NEM Real Time Operations
117727RECLASSIFY CONTINGENCY20/08/2024 03:06:02 PM
Cancellation - Special Reclassification of Transmission Equipment during lightning: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers - Qld region
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of the reclassification of a Non-Credible contingency event as a Credible contingency event.
AEMO no longer considers the H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers to be vulnerable due to lightning. Accordingly, its classification has reverted to a non-credible contingency event.
Region: Qld
Transmission Equipment: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers.
Constraint(s): NIL
Cancellation time: 1500 hrs
Refer AEMO Electricity Market Notice 112974
Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible contingency event as a Credible contingency event.
AEMO no longer considers the H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers to be vulnerable due to lightning. Accordingly, its classification has reverted to a non-credible contingency event.
Region: Qld
Transmission Equipment: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers.
Constraint(s): NIL
Cancellation time: 1500 hrs
Refer AEMO Electricity Market Notice 112974
Manager NEM Real Time Operations
117694GENERAL NOTICE16/08/2024 10:44:53 AM
Network Augmentation Commissioned - NSW Region - 16/08/2024
AEMO ELECTRICITY MARKET NOTICE
Network Augmentation Commissioned - NSW Region - 16/08/2024
Commissioned: Munmorah - Waratah S BESS 2Y 330 kV Line
Manager NEM Real Time Operations
Network Augmentation Commissioned - NSW Region - 16/08/2024
Commissioned: Munmorah - Waratah S BESS 2Y 330 kV Line
Manager NEM Real Time Operations
117691GENERAL NOTICE15/08/2024 10:28:59 PM
Network Augmentation Commissioned - NSW Region - 15/08/2024
AEMO ELECTRICITY MARKET NOTICE
Network Augmentation Commissioned - NSW Region - 15/08/2024
Commissioned: Munmorah - Waratah S BESS 2W 330 kV Line
Manager NEM Real Time Operations
Network Augmentation Commissioned - NSW Region - 15/08/2024
Commissioned: Munmorah - Waratah S BESS 2W 330 kV Line
Manager NEM Real Time Operations
117689RECLASSIFY CONTINGENCY15/08/2024 07:14:36 PM
Cancellation of a Non-Credible Contingency Event: Palmerston - Hadspen 3 & 4 110kV line and 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: Palmerston - Hadspen 3 & 4 110kV and
Cancellation time: 15/08/2024 19:14
Constraint set(s) revoked:
T-HAPM_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 117683
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: Palmerston - Hadspen 3 & 4 110kV and
Cancellation time: 15/08/2024 19:14
Constraint set(s) revoked:
T-HAPM_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 117683
Auto-generated on behalf of Manager NEM Real Time Operations
117683RECLASSIFY CONTINGENCY15/08/2024 05:11:11 PM
Reclassification of a Non-Credible Contingency Event: Palmerston - Hadspen 3 & 4 110kV line and line in TAS1 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: TAS1
Lines: Palmerston - Hadspen 3 & 4 110kV and
Duration: 15/08/2024 17:11 until further notice
Constraint set(s) invoked:
T-HAPM_110_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
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: Palmerston - Hadspen 3 & 4 110kV and
Duration: 15/08/2024 17:11 until further notice
Constraint set(s) invoked:
T-HAPM_110_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