Market Notices

112145PRICES SUBJECT TO REVIEW09/12/2023 06:20:29 PM

[EventId:202312091825_review] Prices for interval 09-Dec-2023 18:25 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1820 hrs on 9 December 2023

PRICES ARE SUBJECT TO REVIEW for trading interval 09-Dec-2023 18:25.

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.
112144PRICES SUBJECT TO REVIEW09/12/2023 06:15:29 PM

[EventId:202312091820_review] Prices for interval 09-Dec-2023 18:20 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1815 hrs on 9 December 2023

PRICES ARE SUBJECT TO REVIEW for trading interval 09-Dec-2023 18:20.

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.
112143PRICES SUBJECT TO REVIEW09/12/2023 06:10:18 PM

[EventId:202312091815_review] Prices for interval 09-Dec-2023 18:15 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1810 hrs on 9 December 2023

PRICES ARE SUBJECT TO REVIEW for trading interval 09-Dec-2023 18:15.

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.
112142PRICES SUBJECT TO REVIEW09/12/2023 06:05:16 PM

[EventId:202312091810_review] Prices for interval 09-Dec-2023 18:10 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1805 hrs on 9 December 2023

PRICES ARE SUBJECT TO REVIEW for trading interval 09-Dec-2023 18:10.

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.
112141PRICES SUBJECT TO REVIEW09/12/2023 06:00:20 PM

[EventId:202312091805_review] Prices for interval 09-Dec-2023 18:05 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1800 hrs on 9 December 2023

PRICES ARE SUBJECT TO REVIEW for trading interval 09-Dec-2023 18:05.

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.
112139PRICES SUBJECT TO REVIEW09/12/2023 05:55:24 PM

[EventId:202312091800_review] Prices for interval 09-Dec-2023 18:00 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1755 hrs on 9 December 2023

PRICES ARE SUBJECT TO REVIEW for trading interval 09-Dec-2023 18:00.

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.
112136RECLASSIFY CONTINGENCY09/12/2023 03:57:50 PM

Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 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: NSW1

Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Duration: 09/12/2023 15:57 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
112131RECLASSIFY CONTINGENCY09/12/2023 01:18:47 PM

Cancellation of the Reclassification of a Non-Credible Contingency Event: Loss of Sheffield 220 kV switchyard (all 220 kV buses) in Tas due to planned work

AEMO ELECTRICITY MARKET NOTICE

Cancellation of the reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to planned work. AEMO considers the simultaneous trip of the following plant is no longer reasonably possible. Accordingly its classification has reverted to a non-credible contingency event.

Region: TAS1

Plant: Sheffield 220 kV switchyard (all 220 kV buses)

Cancellation time: 09/12/2023 13:20 hrs

Constraint set revoked:
T-SH_220_N-2
Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1



Refer AEMO Electricity Market Notice 112089

Manager NEM Real Time Operations
112128RECLASSIFY CONTINGENCY09/12/2023 09:05:55 AM

Reclassification of a Non-Credible Contingency Event: Loss of Sheffield 220 kV switchyard (all 220 kV buses) in Tas due to planned work

AEMO ELECTRICITY MARKET NOTICE.

Reclassification of a non-credible contingency event as a credible contingency event due to planned work.

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: TAS

Plant: Sheffield 220 kV switchyard (all 220 kV buses)

Duration: 09/12/2023 : 0900 hrs until further notice

Constraint set(s) invoked: T-SH_220_N-2
Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1

Manager NEM Real Time Operations
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