Filter by category
Filter by Date
Cancellation of Reclassification of a Non-Credible Contingency Event - SA region - 13/10/2023
Cancellation of Reclassification of a Non-Credible Contingency Event: South East No.1 SVC and No.2 SVC - SA region - 13/10/2023.
Refer AEMO Electricity Market Notice 110252
Based on advice from the participant, AEMO considers the trip of the following circuit at South East is unlikely to re-occur. Accordingly, its classification has reverted to a non-credible contingency event.
Region: SA
Equipment: South East No.1 SVC and No.2 SVC
Cancellation time: 1515 hrs 03/07/2024
Constraint set(s) revoked: Nil
Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV 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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Cancellation time: 30/06/2024 06:19
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 117250
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV 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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 30/06/2024 05:14 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Fast Frequency Response Market - Dispatch of R1 and L1 FCAS in the SA region during island conditions from 1 July 2024
From 1 July 2024 AEMO will dispatch R1 and L1 FCAS locally in the SA region during conditions of actual islanding of the SA region.
This follows the end of contracts for Fast Frequency Response (FFR) in the SA region.
The dispatch of R1 and L1 FCAS under these island conditions will not be capped.
These changes are only applicable for conditions of actual SA islanding from the rest of the NEM.
No other changes to the dispatch of R1 and L1 FCAS will be made on this date.
For information on the Fast Frequency Response (FFR) initiative please visit the website at: https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response
Andrew Groom
AEMO Operations
[EventId:202406271740_confirmed] Prices for interval 27-Jun-2024 17:40 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 June 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Jun-2024 17:40.
In accordance with Market Notice 117226 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:202406271800_confirmed] Prices for interval 27-Jun-2024 18:00 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 June 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Jun-2024 18:00.
In accordance with Market Notice 117230 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:202406271755_confirmed] Prices for interval 27-Jun-2024 17:55 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 June 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Jun-2024 17:55.
In accordance with Market Notice 117229 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:202406271750_confirmed] Prices for interval 27-Jun-2024 17:50 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 June 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Jun-2024 17:50.
In accordance with Market Notice 117228 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:202406271745_confirmed] Prices for interval 27-Jun-2024 17:45 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 June 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Jun-2024 17:45.
In accordance with Market Notice 117227 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.