Market Notices

118832MINIMUM SYSTEM LOAD13/10/2024 05:10:06 AM

Cancellation - MSL1- VIC Region at 0500 hrs 13/10/2024.

AEMO ELECTRICITY MARKET NOTICE

Cancellation - MSL1- VIC Region at 0500 hrs 13/10/2024.

Refer to Market Notice 118809 for MSL1.

Manager NEM Real Time Operations
     
118831SETTLEMENTS RESIDUE13/10/2024 12:00:34 AM

[EventId:202410130000_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 13 October 2024 00:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0000 hrs on 13 October 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 13 October 2024.

Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.

The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 0000 hrs on 13 October 2024.

This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1

The RHS of the constraint equation may be adjusted to manage residues.


This is an AEMO autogenerated Market Notice.
     
118830MARKET INTERVENTION12/10/2024 09:29:16 PM

Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

AEMO ELECTRICITY MARKET NOTICE.

Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

Refer AEMO Electricity Market Notice 118810

The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 1530 hrs 13/10/2024.

The direction update is issued at 2130 hrs 12/10/2024.

Manager NEM Real Time Operations
     
118829RECLASSIFY CONTINGENCY12/10/2024 09:09:16 PM

Cancellation 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

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

Cancellation time: 12/10/2024 21:09

Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Refer AEMO Electricity Market Notice 118826

Auto-generated on behalf of Manager NEM Real Time Operations
     
118828SETTLEMENTS RESIDUE12/10/2024 03:30:31 PM

[EventId:202410121530_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 12 October 2024 15:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1530 hrs on 12 October 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 12 October 2024.

Refer to market notice: 118827

AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.

The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1530 hrs on 12 October 2024.

This is an AEMO autogenerated Market Notice.
     
118827SETTLEMENTS RESIDUE12/10/2024 02:05:31 PM

[EventId:202410121405_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 12 October 2024 14:05

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1405 hrs on 12 October 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 12 October 2024.

Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.

The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1405 hrs on 12 October 2024.

This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1

The RHS of the constraint equation may be adjusted to manage residues.


This is an AEMO autogenerated Market Notice.
     
118826RECLASSIFY CONTINGENCY12/10/2024 01:08:37 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: 12/10/2024 13:08 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
     
118825PRICES UNCHANGED12/10/2024 01:03:56 PM

[EventId:202410121240_confirmed] Prices for interval 12-Oct-2024 12:40 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1300 hrs on 12 October 2024

PRICES ARE NOW CONFIRMED for trading interval 12-Oct-2024 12:40.

In accordance with Market Notice 118814 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.
     
118824PRICES UNCHANGED12/10/2024 01:02:50 PM

[EventId:202410121300_confirmed] Prices for interval 12-Oct-2024 13:00 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1300 hrs on 12 October 2024

PRICES ARE NOW CONFIRMED for trading interval 12-Oct-2024 13:00.

In accordance with Market Notice 118819 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.
     
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