Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Larcom Creek - Calliope River 8859 275kV line - QLD region - 05/04/2026

At 0232 hrs 05/04/2026 there was an unplanned outage of Larcom Creek - Calliope River 8859 275kV line.

The following constraint set(s) invoked at 0240 hrs 05/04/2026
Q-LCCP_8859

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - SA region 03/04/2026

Refer to Market Notice 140648

The AEMO Intervention Event and all associated directions are cancelled from 1630 hrs on 04/04/2026.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5

Refer to Market Notice 140647

Direction is cancelled from: 1630 hrs 04/04/2026

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Armidale- Dumarsq330 8C 330 kV line - NSW region - 04/04/2026

A planned outage of Armidale- Dumarsq330 8C 330 kV line in the NSW region was scheduled from 0700 hrs 21/03/2026 to 1600 hrs 04/04/2026.

The outage has been completed and Armidale- Dumarsq330 8C 330 kV line returned to service at 1315 hrs 04/04/2026

Constraint set(s) revoked: N-X_8C+DM+TW_SVC

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Para No 2 SVC - SA region - 04/04/2026

At 0457 hrs there was an unplanned outage of Para No 2 SVC.

Constraint set(s) invoked: S-PA_VC1

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

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 03/04/2026

In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).

The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 2005 hrs on 03/04/2026.

Intervention pricing does not apply to this AEMO intervention event.

AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region to Origin Energy Electricity Limited - QUARANTINE PS UNIT 5

Refer to Market Notice 140648


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

Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5 at 2000 hrs 03/04/2026
Type of resource: generating unit
Required actions: Synchronise and follow dispatch targets at 0930 hrs 04/04/2026
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: 1630 hrs 04/04/2026.

Origin Energy Electricity 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

Cancellation - AEMO Intervention Event - SA region 02/04/2026

Refer to Market Notice 140179

The AEMO Intervention Event and all associated directions are cancelled from 1630 hrs on 03/04/2026.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5

Refer to Market Notice 140178

Direction is cancelled from: 1630 hrs 03/04/2026

Manager NEM Real Time Operations