Market Notices

128285MARKET INTERVENTION23/07/2025 02:30:12 PM

Update - Foreseeable AEMO intervention in SA region

AEMO ELECTRICITY MARKET NOTICE

Update - Foreseeable AEMO intervention in SA region

Refer AEMO Electricity Market Notice 128284

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0930 hrs 24/07/2025.

The foreseeable circumstance requiring the need for intervention is Voltage.

AEMO estimates that, in the absence of sufficient market response by 1600 hrs 23/07/2025, AEMO may need to intervene by issuing a direction.

Manager NEM Real Time Operations
     
128284MARKET INTERVENTION23/07/2025 12:59:36 PM

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region

AEMO ELECTRICITY MARKET NOTICE

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0930 hrs 24/07/2025.

The foreseeable circumstance requiring the need for intervention is Voltage.

Manager NEM Real Time Operations
     
128277RESERVE NOTICE23/07/2025 02:10:12 AM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 25/07/2025

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 128259 is cancelled at 0200 hrs 23/07/2025.

Manager NEM Real Time Operations
     
128259RESERVE NOTICE22/07/2025 04:34:09 PM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 25/07/2025

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following periods:

1. From 0800 hrs to 1000 hrs 25/07/2025.
The forecast capacity reserve requirement is 830 MW.
The minimum capacity reserve available is 790 MW.

2. From 1030 hrs to 1130 hrs 25/07/2025.
The forecast capacity reserve requirement is 846 MW.
The minimum capacity reserve available is 798 MW.

3. From 1300 hrs to 1330 hrs 25/07/2025.
The forecast capacity reserve requirement is 842 MW.
The minimum capacity reserve available is 837 MW.

4. From 1400 hrs to 1530 hrs 25/07/2025.
The forecast capacity reserve requirement is 839 MW.
The minimum capacity reserve available is 804 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.

AEMO Operations
     
128190INTER-REGIONAL TRANSFER19/07/2025 07:35:53 PM

Inter-regional transfer limit variation - Eraring 500kV - Kemps Creek 5A2 500kV Line - NSW region - 19/07/2025

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Eraring500kV - Kemps Creek 5A2 500kV Line - NSW region - 19/07/2025

At 1910 hrs 19/07/2025 there was a short notice outage of Eraring 500kV - Kemps Creek 5A2 500kV Line .

The following constraint set(s) invoked at 1920 hrs 19/07/2025
N-ERKC_ONE

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1,VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
128176INTER-REGIONAL TRANSFER19/07/2025 03:25:24 PM

Inter-regional transfer limit variation - Bulgana-Horsham 220kV LINE - VIC region - 19/07/2025

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Bulgana-Horsham 220kV LINE - VIC region - 19/07/2025

A planned outage of Bulgana-Horsham 220kV LINE in the VIC region was scheduled from 0700 hrs 19/07/2025 to 1730 hrs 19/07/2025.

The outage has been completed and Bulgana-Horsham 220kV LINE returned to service at 1525 hrs 19/07/2025

Constraint set(s) revoked: V-BUHO

Manager NEM Real Time Operations
     
128174MARKET INTERVENTION19/07/2025 02:31:53 PM

Cancellation - AEMO Intervention Event - SA region 18/07/2025

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - SA region 18/07/2025

Refer to Market Notice 128167

The AEMO Intervention Event and all associated directions are cancelled from 1430 hrs on 19/07/2025.


Manager NEM Real Time Operations
     
128173MARKET INTERVENTION19/07/2025 02:31:43 PM

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN

Refer to Market Notice 128166

Direction is cancelled from: 1430 hrs 19/07/2025

Manager NEM Real Time Operations
     
128167MARKET INTERVENTION18/07/2025 02:32:25 PM

Direction - SA region 18/07/2025

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 18/07/2025

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 1435 hrs on 18/07/2025.

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
     
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