Market Notices

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region to AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN

Refer to Market Notice 126848


In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).

Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN at 1600 hrs 06/05/2025
Type of resource: generating unit
Required actions: To synchronise and follow dispatch targets at 1200 hrs 07/05/2025
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 08/05/2025.

AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN

Refer to Market Notice 126905

TORRB2 TORRENS ISLAN at 2300 hrs 02/05/2025 to Remain synchronised and follow dispatch targets.

The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 1200 hrs 07/05/2025.

The direction update is issued at 1600 hrs 06/05/2025.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN

Refer to Market Notice 126873

TORRB2 TORRENS ISLAN at 2300 hrs 02/05/2025 to Remain synchronised and follow dispatch targets.

The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 08/05/2025.

The direction update is issued at 1530 hrs 06/05/2025.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT

Refer to Market Notice 126872

PPCCGT PELICAN POINT at 0001 hrs 03/05/2025 to Remain synchronised and follow dispatch targets.

The PPCCGT PELICAN POINT direction is expected to stay in place until 0400 hrs 08/05/2025.

The direction update is issued at 1530 hrs 06/05/2025.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - South East - Tailem Bend No. 2 275 kV Line - SA region - 06/05/2025

At 1300 hrs 06/05/2025 there was a short notice outage of South East - Tailem Bend No. 2 275 kV Line .

The following constraint set(s) invoked at 1300 hrs 06/05/2025
S-TBSE

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,NSW1-QLD1,T-V-MNSP1,V-S-MNSP1,VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

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: TAS1

Lines: Sheffield - George Town 1 & 2 220kV lines

Cancellation time: 06/05/2025 03:00 hrs

Constraint set(s) revoked:
T-GTSH_N-2



Refer AEMO Electricity Market Notice 126882

Manager NEM Real Time Operations

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: TAS1

Lines: Palmerston - Hadspen 3 & 4 110kV and

Cancellation time: 06/05/2025 01:28

Constraint set(s) revoked:
T-HAPM_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 126883

Auto-generated on behalf of Manager NEM Real Time Operations

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: TAS1

Lines: Tungatinah-Lake Echo-Waddamana 1 110kV and Tungatinah-Waddamana 2 110kV

Cancellation time: 06/05/2025 01:13

Constraint set(s) revoked:
T-TUWA12_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 126891

Auto-generated on behalf of Manager NEM Real Time Operations

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: TAS1

Lines: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV

Cancellation time: 06/05/2025 01:08

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 126893

Auto-generated on behalf of Manager NEM Real Time Operations