Market Notices

74310PRICES SUBJECT TO REVIEW19/02/2020 02:30:11 PM

[EventId:202002191435_review] Prices for interval 19-Feb-2020 14:35 are subject to review

AEMO ELECTRICITY MARKET NOTICE

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.
74309RECLASSIFY CONTINGENCY19/02/2020 05:21:28 AM

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.

AEMO ELECTRICITY MARKET NOTICE.

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
74308RECLASSIFY CONTINGENCY19/02/2020 04:21:19 AM

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.

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: 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
74307RECLASSIFY CONTINGENCY19/02/2020 01:47:41 AM

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.

AEMO ELECTRICITY MARKET NOTICE.

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
74306RECLASSIFY CONTINGENCY19/02/2020 01:34:30 AM

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.

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: 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
74305RECLASSIFY CONTINGENCY19/02/2020 01:31:16 AM

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.

AEMO ELECTRICITY MARKET NOTICE.

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
74304RECLASSIFY CONTINGENCY19/02/2020 12:39:25 AM

Reclassification of a Non-Credible Contingency Event: Condabri North - Condabri Central No.7400 and No.7401 132kV lines in QLD 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: 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
74303RECLASSIFY CONTINGENCY19/02/2020 12:29:10 AM

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.

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: 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
74302PRICES UNCHANGED18/02/2020 10:41:21 PM

[EventId:202002182220_confirmed] Prices for interval 18-Feb-2020 22:20 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

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.
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