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127750RECLASSIFY CONTINGENCY23/06/2025 07:49:15 PM
Reclassification of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 23/06/2025 19:49 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 23/06/2025 19:49 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
127749RECLASSIFY CONTINGENCY23/06/2025 06:16:56 PM
Reclassification of a Non-Credible Contingency Event: Para-Templers West and Magill-Torrens Island A 275kV lines in SA due to severe weather warning.
AEMO ELECTRICITY MARKET NOTICE.
Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Para-Templers West and Magill-Torrens Island A 275kV lines
Duration: 1810 hrs 23/06/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Para-Templers West and Magill-Torrens Island A 275kV lines
Duration: 1810 hrs 23/06/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
127748RECLASSIFY CONTINGENCY23/06/2025 06:16:40 PM
Reclassification of a Non-Credible Contingency Event: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines in SA due to severe weather warning.
AEMO ELECTRICITY MARKET NOTICE.
Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Duration: 1810 hrs 23/06/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Duration: 1810 hrs 23/06/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
127747MARKET INTERVENTION23/06/2025 07:09:33 PM
Cancellation - Direction - NSW region - 23/06/2025
AEMO ELECTRICITY PARTICIPANT NOTICE
Cancellation - Direction - NSW region - 23/06/2025
Refer to Market Notice 127745.
The requirement for AEMO to issue a direction to maintain the power system in a secure operating state has ended. All associated directions are cancelled from 1907hrs on 23/06/2025.
Manager NEM Real Time Operations
Cancellation - Direction - NSW region - 23/06/2025
Refer to Market Notice 127745.
The requirement for AEMO to issue a direction to maintain the power system in a secure operating state has ended. All associated directions are cancelled from 1907hrs on 23/06/2025.
Manager NEM Real Time Operations
127745MARKET INTERVENTION23/06/2025 06:00:38 PM
Direction - NSW region 23/06/2025
AEMO ELECTRICITY MARKET NOTICE.
Direction - NSW region 23/06/2025
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the NSW region.
The direction was necessary to maintain the power system in a secure operating state.
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.
For the purposes of the National Electricity Rules this was a clause 4.8.9 instruction under clause 4.8.9(a).
Manager NEM Real Time Operations
Direction - NSW region 23/06/2025
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the NSW region.
The direction was necessary to maintain the power system in a secure operating state.
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.
For the purposes of the National Electricity Rules this was a clause 4.8.9 instruction under clause 4.8.9(a).
Manager NEM Real Time Operations
127741RESERVE NOTICE23/06/2025 03:01:39 PM
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 01/07/2025
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 period:
From 0230 hrs to 0400 hrs 01/07/2025.
The forecast capacity reserve requirement is 460 MW.
The minimum capacity reserve available is 230 MW.
AEMO Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following period:
From 0230 hrs to 0400 hrs 01/07/2025.
The forecast capacity reserve requirement is 460 MW.
The minimum capacity reserve available is 230 MW.
AEMO Operations
127740MARKET INTERVENTION23/06/2025 02:59:49 PM
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 127696
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 25/06/2025.
The direction update is issued at 1500 hrs 23/06/2025.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 127696
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 25/06/2025.
The direction update is issued at 1500 hrs 23/06/2025.
Manager NEM Real Time Operations
127739RESERVE NOTICE23/06/2025 03:01:19 PM
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 30/06/2025
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 0700 hrs to 0730 hrs 30/06/2025.
The forecast capacity reserve requirement is 600 MW.
The minimum capacity reserve available is 350 MW.
2. From 1000 hrs to 1030 hrs 30/06/2025.
The forecast capacity reserve requirement is 406 MW.
The minimum capacity reserve available is 334 MW.
3. From 1630 hrs to 1700 hrs 30/06/2025.
The forecast capacity reserve requirement is 459 MW.
The minimum capacity reserve available is 230 MW.
AEMO Operations
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 0700 hrs to 0730 hrs 30/06/2025.
The forecast capacity reserve requirement is 600 MW.
The minimum capacity reserve available is 350 MW.
2. From 1000 hrs to 1030 hrs 30/06/2025.
The forecast capacity reserve requirement is 406 MW.
The minimum capacity reserve available is 334 MW.
3. From 1630 hrs to 1700 hrs 30/06/2025.
The forecast capacity reserve requirement is 459 MW.
The minimum capacity reserve available is 230 MW.
AEMO Operations
127738RESERVE NOTICE23/06/2025 03:00:49 PM
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 26/06/2025
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following periods:
1. From 0630 hrs to 0800 hrs 26/06/2025.
The forecast capacity reserve requirement is 1859 MW.
The minimum capacity reserve available is 1515 MW.
2. From 1630 hrs to 2230 hrs 26/06/2025.
The forecast capacity reserve requirement is 1859 MW.
The minimum capacity reserve available is 1381 MW.
AEMO Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following periods:
1. From 0630 hrs to 0800 hrs 26/06/2025.
The forecast capacity reserve requirement is 1859 MW.
The minimum capacity reserve available is 1515 MW.
2. From 1630 hrs to 2230 hrs 26/06/2025.
The forecast capacity reserve requirement is 1859 MW.
The minimum capacity reserve available is 1381 MW.
AEMO Operations