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Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 06/12/2024 20:08 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
[EventId:202412061855_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 06 December 2024 18:55
Issued by Australian Energy Market Operator Ltd at 1855 hrs on 6 December 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 6 December 2024.
Refer to market notice: 121534
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 1855 hrs on 6 December 2024.
This is an AEMO autogenerated Market Notice.
Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 06/12/2024 18:34
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 121522
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202412061800_confirmed] Prices for interval 06-Dec-2024 18:00 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 6 December 2024
PRICES ARE NOW CONFIRMED for trading interval 06-Dec-2024 18:00.
In accordance with Market Notice 121532 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412061820_confirmed] Prices for interval 06-Dec-2024 18:20 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 6 December 2024
PRICES ARE NOW CONFIRMED for trading interval 06-Dec-2024 18:20.
In accordance with Market Notice 121537 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412061815_confirmed] Prices for interval 06-Dec-2024 18:15 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 6 December 2024
PRICES ARE NOW CONFIRMED for trading interval 06-Dec-2024 18:15.
In accordance with Market Notice 121536 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412061810_confirmed] Prices for interval 06-Dec-2024 18:10 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 6 December 2024
PRICES ARE NOW CONFIRMED for trading interval 06-Dec-2024 18:10.
In accordance with Market Notice 121535 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412061805_confirmed] Prices for interval 06-Dec-2024 18:05 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 6 December 2024
PRICES ARE NOW CONFIRMED for trading interval 06-Dec-2024 18:05.
In accordance with Market Notice 121533 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412061755_confirmed] Prices for interval 06-Dec-2024 17:55 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 6 December 2024
PRICES ARE NOW CONFIRMED for trading interval 06-Dec-2024 17:55.
In accordance with Market Notice 121531 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.