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[EventId:202002191435_review] Prices for interval 19-Feb-2020 14:35 are subject to review
Issued by Australian Energy Market Operator Ltd at 1430 hrs on 19 February 2020
PRICES ARE SUBJECT TO REVIEW for dispatch interval 19-Feb-2020 14:35.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
Cancellation of the reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 and Wollar - Mt Piper No.5A5 500kV lines in NSW 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: NSW
Lines: Bayswater - Mt Piper No.5A3 and Wollar - Mt Piper No.5A5 500kV lines
Cancellation time: 0520 hrs 19/02/2020
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 74308
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 and Wollar - Mt Piper No.5A5 500kV lines in NSW 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: NSW
Lines: Bayswater - Mt Piper No.5A3 and Wollar - Mt Piper No.5A5 500kV lines
Duration: 04:20 hrs 19/02/2020 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible Contingency Event: Condabri North - Condabri Central No.7400 and No.7401 132kV lines in QLD 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: QLD
Lines: Condabri North - Condabri Central No.7400 and No.7401 132kV lines
Cancellation time: 0145 hrs 19/02/2020
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 74304
Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 132 kV 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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV
Cancellation time: 19/02/2020 01:34
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 74303
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 and Wollar - Mt Piper No.5A5 500kV lines in NSW 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: NSW
Lines: Bayswater - Mt Piper No.5A3 and Wollar - Mt Piper No.5A5 500kV lines
Cancellation time: 0130 hrs 19/02/2020
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 74271
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Condabri North - Condabri Central No.7400 and No.7401 132kV lines in QLD 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: QLD
Lines: Condabri North - Condabri Central No.7400 and No.7401 132kV lines
Duration: 0038 hrs 19/02/2020 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 132 kV line in QLD1 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: QLD1
Lines: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV
Duration: 19/02/2020 00:29 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202002182220_confirmed] Prices for interval 18-Feb-2020 22:20 are now confirmed
Issued by Australian Energy Market Operator Ltd at 2240 hrs on 18 February 2020
PRICES ARE NOW CONFIRMED for dispatch interval 18-Feb-2020 22:20.
In accordance with Market Notice 74292 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.