Market Notices

144213RESERVE NOTICE08/06/2026 08:31:11 PM

STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 10/06/2026

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 144212 has been updated to the following:

[1.] From 1030 hrs 10/06/2026 to 1230 hrs 10/06/2026.
The forecast capacity reserve requirement is 530 MW.
The minimum capacity reserve available is 517 MW.

AEMO is seeking a market response.

AEMO estimates the latest time at which permission can be withheld for an upcoming planned outage is 0800 hrs on 10/06/2026.

Manager NEM Real Time Operations
     
144212RESERVE NOTICE08/06/2026 04:44:02 PM

STPASA - Update to Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 10/06/2026

AEMO ELECTRICITY MARKET NOTICE

Refer to MN 144207

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

[1.] From 1030 hrs 10/06/2026 to 1100 hrs 10/06/2026.
The forecast capacity reserve requirement is 570 MW.
The minimum capacity reserve available is 566 MW.

AEMO is seeking a market response.

AEMO estimates the latest time at which permission can be withheld for an upcoming planned outage is 0800 hrs on 09/06/2026.

Manager NEM Real Time Operations
     
144207RESERVE NOTICE08/06/2026 07:39:18 AM

STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 10/06/2026

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 144205 has been updated to the following:

[1.] From 0800 hrs 10/06/2026 to 1100 hrs 10/06/2026.
The forecast capacity reserve requirement is 606 MW.
The minimum capacity reserve available is 443 MW.

[2.] From 1530 hrs 10/06/2026 to 1630 hrs 10/06/2026.
The forecast capacity reserve requirement is 456 MW.
The minimum capacity reserve available is 379 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.

Manager NEM Real Time Operations
     
144206RESERVE NOTICE07/06/2026 06:05:18 PM

STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 10/06/2026

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 144205 has been updated to the following:

[1.] From 0830 hrs 10/06/2026 to 1700 hrs 10/06/2026.
The forecast capacity reserve requirement is 571 MW.
The minimum capacity reserve available is 384 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.

Manager NEM Real Time Operations
     
144205RESERVE NOTICE07/06/2026 10:50:08 AM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 10/06/2026

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 period:

[1.] From 0800 hrs 10/06/2026 to 1000 hrs 10/06/2026.
The forecast capacity reserve requirement is 744 MW.
The minimum capacity reserve available is 542 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.

Manager NEM Real Time Operations
     
144186CONSTRAINTS02/06/2026 02:03:25 PM

Increase in Heywood from SA to Vic test limit from 550 to 600 MW

AEMO ELECTRICITY MARKET NOTICE

AEMO will increase the Heywood test limit from SA to Vic (from the current 550 MW) to 600 MW today to conduct internetwork testing on Heywood.

The following constraint sets will be revoked once the testing criteria met:
I-SV_HEY_550_TEST

The following constraint sets will be invoked:
I-SV_HEY_600_TEST

AEMO will revert the Heywood test limit back to 550 MW once the test has completed while the test result being analysed.

Please also refer to the published formal PEC Stage 1 and HIC capacity release testing information at the following link: https://aemo.com.au/-/media/files/stakeholder_consultation/consultations/nem-consultations/2023/project-energyconnect-stage-1-and-hic-capacity-release/pec-stage-1-and-hic---final-test-program.pdf?la=en.

Terry Liu
AEMO Operations
     
144142CONSTRAINTS25/05/2026 02:50:50 PM

Updated system normal constraints to manage Murraylink dynamic rating forecast in pre-dispatch and PASA

Refer to Market Notice 134696

AEMO has now completed the production of the Murraylink dynamic rating forecast model and the forecasting performance has been satisfactory during the test. AEMO will be enabling the pre-dispatch and PASA formulation using the Murraylink dynamic rating forecast on the following two constraint equations at 1000 hrs on Wednesday 27th May 2026.

VSML_RAT_LIM_DYN
SVML_RAT_LIM_DYN

For full details on the formulation, the updated constraint equations have now been loaded into AEMO's pre-production systems.

Terry Liu
AEMO Operations
     
144114RESERVE NOTICE18/05/2026 10:16:42 AM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 18/05/2026

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 144111 is cancelled at 1015 hrs 18/05/2026.

Manager NEM Real Time Operations
     
144111RESERVE NOTICE17/05/2026 08:20:51 PM

PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 18/05/2026

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 144108 has been updated to the following:

[1.] From 1700 hrs 18/05/2026 to 1900 hrs 18/05/2026.
The forecast capacity reserve requirement is 1194 MW.
The minimum capacity reserve available is 1014 MW.

Manager NEM Real Time Operations
     
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