Market Notices

112313PRICES UNCHANGED14/12/2023 11:32:35 AM

[EventId:202312141125_confirmed] Prices for interval 14-Dec-2023 11:25 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1130 hrs on 14 December 2023

PRICES ARE NOW CONFIRMED for trading interval 14-Dec-2023 11:25.

In accordance with Market Notice 112307 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.
112312PRICES UNCHANGED14/12/2023 11:31:29 AM

[EventId:202312141120_confirmed] Prices for interval 14-Dec-2023 11:20 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1130 hrs on 14 December 2023

PRICES ARE NOW CONFIRMED for trading interval 14-Dec-2023 11:20.

In accordance with Market Notice 112306 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.
112311PRICES UNCHANGED14/12/2023 11:30:12 AM

[EventId:202312141115_confirmed] Prices for interval 14-Dec-2023 11:15 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1130 hrs on 14 December 2023

PRICES ARE NOW CONFIRMED for trading interval 14-Dec-2023 11:15.

In accordance with Market Notice 112305 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.
112310PRICES UNCHANGED14/12/2023 11:35:50 AM

[EventId:202312141110_confirmed] Prices for interval 14-Dec-2023 11:10 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1130 hrs on 14 December 2023

PRICES ARE NOW CONFIRMED for trading interval 14-Dec-2023 11:10.

In accordance with Market Notice 112304 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.
112309PRICES UNCHANGED14/12/2023 11:33:43 AM

[EventId:202312141105_confirmed] Prices for interval 14-Dec-2023 11:05 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1130 hrs on 14 December 2023

PRICES ARE NOW CONFIRMED for trading interval 14-Dec-2023 11:05.

In accordance with Market Notice 112302 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.
112297RECLASSIFY CONTINGENCY14/12/2023 09:41:03 AM

Cancellation - Reclassification of a Non-Credible Contingency Event: Darling Downs Power Station in Queensland Region - 14/12/2023

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Reclassification of a Non-Credible Contingency Event: Darling Downs Power Station in Queensland Region - 14/12/2023

Refer to MN 112295

Based on advice from the asset owner, AEMO no longer considers the simultaneous trip of all the generators at Darling Downs Power Station as a credible contingency event.

Therefore AEMO cancels the reclassification as a credible contingency event from 0935 hrs 14/12/2023.

Constraint set Q-DARLING_DOWNS_N-2 invoked from 0745 hrs 14/12/2023 to 0935 hrs 14/12/2023

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
112295RECLASSIFY CONTINGENCY14/12/2023 07:45:16 AM

Reclassification of a Non-Credible Contingency Event: Darling Downs Power Station in Queensland Region 14/12/2023

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event: Darling Downs Power Station in Queensland Region 14/12/2023

Based on advice from the asset owner, AEMO has declared the simultaneous trip of all the generators at Darling Downs Power Station as a credible contingency event.

AEMO considers the simultaneous trip of those generators to now be more likely.

AEMO has reclassified this as a credible contingency event from 0745 hrs 14/12/2023.

To manage power system security constraint set Q-DARLING_DOWNS_N-2 invoked from 0745 hrs 14/12/2023 until further notice.



Manager NEM Real Time Operations
112294RECLASSIFY CONTINGENCY14/12/2023 07:24:35 AM

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.

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: NSW1

Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV

Cancellation time: 14/12/2023 07:24

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 112292

Auto-generated on behalf of Manager NEM Real Time Operations
112293RECLASSIFY CONTINGENCY14/12/2023 06:19:39 AM

Cancellation of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 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: NSW1

Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Cancellation time: 14/12/2023 06:19

Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Refer AEMO Electricity Market Notice 112286

Auto-generated on behalf of Manager NEM Real Time Operations
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