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128462INTER-REGIONAL TRANSFER09/08/2025 09:39:28 AM
Inter-regional transfer limit variation - Tailem Bend - South East No.2 275 kV line - SA region - 09/08/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Tailem Bend - South East No.2 275 kV line - SA region - 09/08/2025
At 1000 hrs 09/08/2025 there is a short notice outage of Tailem Bend - South East No.2 275 kV line.
The following constraint set(s) invoked at 1000 hrs 09/08/2025
S-BC_CP
S_SEC6611_10_BC_2CP
S-SE_VC1_BC-2CP
S-TBSE
S-TBTU_BC-2CP
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
V-SA
NSW1-QLD1
T-V-MNSP1
VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Tailem Bend - South East No.2 275 kV line - SA region - 09/08/2025
At 1000 hrs 09/08/2025 there is a short notice outage of Tailem Bend - South East No.2 275 kV line.
The following constraint set(s) invoked at 1000 hrs 09/08/2025
S-BC_CP
S_SEC6611_10_BC_2CP
S-SE_VC1_BC-2CP
S-TBSE
S-TBTU_BC-2CP
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
V-SA
NSW1-QLD1
T-V-MNSP1
VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
128461GENERAL NOTICE08/08/2025 05:40:38 PM
Network Augmentation Commissioned - Vic Region - 08/08/2025
AEMO ELECTRICITY MARKET NOTICE
Network Augmentation Commissioned - Vic Region - 08/08/2025
Commissioned:
Plumpton - Sydenham No.1 500 kV cable
Plumpton Terminal Station 500 kV bus
Manager NEM Real Time Operations
Network Augmentation Commissioned - Vic Region - 08/08/2025
Commissioned:
Plumpton - Sydenham No.1 500 kV cable
Plumpton Terminal Station 500 kV bus
Manager NEM Real Time Operations
128460NON-CONFORMANCE08/08/2025 09:45:17 AM
NON-CONFORMANCE Region NSW1 Friday, 8 August 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Friday, 8 August 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 08/08/2025 09:35 to 08/08/2025 09:45
Amount: 140 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Friday, 8 August 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 08/08/2025 09:35 to 08/08/2025 09:45
Amount: 140 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
128459INTER-REGIONAL TRANSFER07/08/2025 08:49:36 PM
Inter-regional transfer limit variation - APD A2 500/220 kV Transformer - VIC region - 07/08/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - APD A2 500/220 kV Transformer - VIC region - 07/08/2025
At 1734 hrs 07/08/2025 there was an unplanned outage of APD A2 500/220 kV Transformer
The following constraint set(s) invoked at 1750 hrs 07/08/2025
F-I_ML_APD_LOAD
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - APD A2 500/220 kV Transformer - VIC region - 07/08/2025
At 1734 hrs 07/08/2025 there was an unplanned outage of APD A2 500/220 kV Transformer
The following constraint set(s) invoked at 1750 hrs 07/08/2025
F-I_ML_APD_LOAD
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
128458POWER SYSTEM EVENTS07/08/2025 05:40:13 AM
Non-credible contingency event - SA region - 07/08/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - SA region - 07/08/2025
At 0507 hrs the Dorrien end of the Templers West to Dorrien 132 kV line and the Templers battery tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - SA region - 07/08/2025
At 0507 hrs the Dorrien end of the Templers West to Dorrien 132 kV line and the Templers battery tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
128457RESERVE NOTICE06/08/2025 03:16:12 PM
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the VIC Region on 07/08/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the VIC region advised in AEMO Electricity Market Notice No. 128455 is cancelled at 1515 hrs 06/08/2025.
Manager NEM Real Time Operations
The Forecast LOR1 condition in the VIC region advised in AEMO Electricity Market Notice No. 128455 is cancelled at 1515 hrs 06/08/2025.
Manager NEM Real Time Operations
128456RESERVE NOTICE06/08/2025 03:07:57 PM
STPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 07/08/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 128430 is cancelled at 1400 hrs 06/08/2025.
AEMO Operations
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 128430 is cancelled at 1400 hrs 06/08/2025.
AEMO Operations
128455RESERVE NOTICE06/08/2025 01:25:22 PM
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the VIC Region on 07/08/2025
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the VIC region for the following Period:
[1.] From 0730 hrs 07/08/2025 to 0800 hrs 07/08/2025.
The forecast capacity reserve requirement is 1148 MW.
The minimum capacity reserve available is 942 MW.
Manager NEM Real Time Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the VIC region for the following Period:
[1.] From 0730 hrs 07/08/2025 to 0800 hrs 07/08/2025.
The forecast capacity reserve requirement is 1148 MW.
The minimum capacity reserve available is 942 MW.
Manager NEM Real Time Operations
128454MARKET SYSTEMS06/08/2025 11:20:34 AM
Completed - CHG0105078 - Pre-Prod MSATS Maintenance Release for webMethods 11.1 upgrade
Change Number: CHG0105078
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)_PreProd
Change Title: Pre-Prod MSATS Maintenance Release for webMethods 11.1 upgrade
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)_PreProd
Change Title: Pre-Prod MSATS Maintenance Release for webMethods 11.1 upgrade
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.