Market Notices

AEMO ELECTRICITY MARKET NOTICE

Update to Market Notice 138299 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the SA region on 04/04/2026.

Minimum System Load (MSL) conditions are forecast when demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
- MSL1: 34 MW
- MSL2: -117 MW
- MSL3: -468 MW

The demand is forecast to be below the MSL1 threshold for the following period[s]:
- From 1230 hrs 04/04/2026 to 1330 hrs 04/04/2026. Minimum demand is forecast to be -32 MW at 1330 hrs.

Forecast demand refers to forecast Operational Demand that excludes contribution from Significant Non-Scheduled Generation: see definitions at https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/data-nem/operational-demand-data .

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Forecast Minimum System Load (MSL) MSL2 event in the SA Region on 04/04/2026.

Cancellation - Forecast MSL2- SA Region at 1000 hrs 31/03/2026.

Refer to Market Notice 138816 for MSL2.

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE
Forecast Minimum System Load MSL2 condition in the SA Region on 04/04/2026

AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the SA region on 04/04/2026.

Minimum System Load (MSL) conditions are forecast when demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
- MSL1: 34 MW
- MSL2: -117 MW
- MSL3: -468 MW

The demand is forecast to be below the MSL2 threshold for the following period[s]:
- From 1300 hrs 04/04/2026 to 1330 hrs 04/04/2026. Minimum demand is forecast to be -122 MW at 1330 hrs.

Forecast demand refers to forecast Operational Demand that excludes contribution from Significant Non-Scheduled Generation: see definitions at https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/data-nem/operational-demand-data .

AEMO is seeking a market response.

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

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE
Forecast Minimum System Load MSL1 condition in the SA Region on 04/04/2026

AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the SA on 04/04/2026.

Minimum System Load (MSL) conditions are forecast when demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
- MSL1: 34 MW
- MSL2: -117 MW
- MSL3: -468 MW

The demand is forecast to be below the MSL1 threshold for the following period[s]:
- From 1200 hrs 04/04/2026 to 1400 hrs 04/04/2026. Minimum demand is forecast to be -67 MW at 1330 hrs.

Forecast demand refers to forecast Operational Demand that excludes contribution from Significant Non-Scheduled Generation: see definitions at https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/data-nem/operational-demand-data .

AEMO is seeking a market response.

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

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Forecast Minimum System Load (MSL) MSL1 event in the SA Region on 29/03/2026.

Cancellation - Forecast MSL1- SA Region at 1420 hrs 29/03/2026.

Refer to Market Notice 137833 for MSL1.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 138259 is cancelled at 1310 hrs 29/03/2026.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

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


[1.] From 1830 hrs 30/03/2026 to 1900 hrs 30/03/2026.
The forecast capacity reserve requirement is 464 MW.
The minimum capacity reserve available is 337 MW.


[2.] From 1930 hrs 30/03/2026 to 2000 hrs 30/03/2026.
The forecast capacity reserve requirement is 464 MW.
The minimum capacity reserve available is 340 MW.


[3.] From 2030 hrs 30/03/2026 to 2100 hrs 30/03/2026.
The forecast capacity reserve requirement is 422 MW.
The minimum capacity reserve available is 356 MW.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE
Forecast Minimum System Load MSL1 condition in the SA Region on 29/03/2026

AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the SA on 29/03/2026.

Minimum System Load (MSL) conditions are forecast when demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
- MSL1: 34 MW
- MSL2: -117 MW
- MSL3: -468 MW

The demand is forecast to be below the MSL1 threshold for the following period[s]:
- From 1200 hrs 29/03/2026 to 1400 hrs 29/03/2026. Minimum demand is forecast to be -32 MW at 1330 hrs.


Forecast demand refers to forecast Operational Demand that excludes contribution from Significant Non-Scheduled Generation: see definitions at https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/data-nem/operational-demand-data .

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Forecast Minimum System Load (MSL) MSL1 event in the SA Region on 29/03/2026.

Cancellation - Forecast MSL1- SA Region at 1000 hrs 29/03/2026.

Refer to Market Notice 135922 for MSL1.

AEMO Operations