Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - South East 275 kV No. 2 SVC - SA region - 05/08/2025

At 2036 hrs 05/08/2025 there was an unplanned outage of South East 275 kV No. 2 SVC.

The following constraint set(s) invoked at 2045 hrs 05/08/2025
S-SE_VC1

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2000 hrs on 4 August 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 4 August 2025.

Refer to market notice: 128433

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

The negative residue constraint NRM_VIC1_SA1 ceased operating at 2000 hrs on 4 August 2025.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1900 hrs on 4 August 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 4 August 2025.

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

The negative residue constraint set NRM_VIC1_SA1 commenced operating from 1900 hrs on 4 August 2025.

This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA

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


This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following period:

From 0730 hrs to 0830 hrs 07/08/2025.
The forecast capacity reserve requirement is 582 MW.
The minimum capacity reserve available is 549 MW.

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE

In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked automated constraint set CA_BRIS_57A00625 from 1235 hrs until further notice.

This constraint set contains equations with the following interconnector on the LHS;

N-Q-MNSP1
NSW1-QLD1


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1040 hrs on 29 July 2025

PRICES ARE NOW CONFIRMED for trading interval 29-Jul-2025 10:15.

In accordance with Market Notice 128391 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.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1040 hrs on 29 July 2025

PRICES ARE NOW CONFIRMED for trading interval 29-Jul-2025 10:40.

In accordance with Market Notice 128396 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.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1040 hrs on 29 July 2025

PRICES ARE NOW CONFIRMED for trading interval 29-Jul-2025 10:35.

In accordance with Market Notice 128395 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.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1040 hrs on 29 July 2025

PRICES ARE NOW CONFIRMED for trading interval 29-Jul-2025 10:30.

In accordance with Market Notice 128394 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.