Filter by:
Filter by category
Filter by Date
From
To
128160POWER SYSTEM EVENTS18/07/2025 08:49:29 AM
Non-credible contingency event - QLD region - 18/07/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 18/07/2025
At 0825 hrs the H11_Nebo 275/132 kV No.1 Transformer was switched out on a planned outage and the H11_Nebo 275 kV SVC 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 - QLD region - 18/07/2025
At 0825 hrs the H11_Nebo 275/132 kV No.1 Transformer was switched out on a planned outage and the H11_Nebo 275 kV SVC 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
128159NON-CONFORMANCE18/07/2025 06:30:29 AM
NON-CONFORMANCE Region QLD1 Friday, 18 July 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Friday, 18 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: DDPS1
Duration: 18/07/2025 06:25 to 18/07/2025 06:30
Amount: -14 MW
Constraint: NC-Q_DDPS1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Friday, 18 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: DDPS1
Duration: 18/07/2025 06:25 to 18/07/2025 06:30
Amount: -14 MW
Constraint: NC-Q_DDPS1
Auto-generated on behalf of Manager NEM Real Time Operations
128151INTER-REGIONAL TRANSFER17/07/2025 03:15:24 PM
Inter-regional transfer limit variation - Calvale-Halys 8810 275kV LINE - QLD region - 17/07/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Calvale-Halys 8810 275kV LINE - QLD region - 17/07/2025
A planned outage of Calvale-Halys 8810 275kV LINE in the QLD region was scheduled from 2300 hrs 15/07/2025 to 1600 hrs 18/07/2025.
The outage has been completed and Calvale-Halys 8810 275kV LINE returned to service at 1500 hrs 17/07/2025
Constraint set(s) revoked: Q-HACL
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Calvale-Halys 8810 275kV LINE - QLD region - 17/07/2025
A planned outage of Calvale-Halys 8810 275kV LINE in the QLD region was scheduled from 2300 hrs 15/07/2025 to 1600 hrs 18/07/2025.
The outage has been completed and Calvale-Halys 8810 275kV LINE returned to service at 1500 hrs 17/07/2025
Constraint set(s) revoked: Q-HACL
Manager NEM Real Time Operations
128135RESERVE NOTICE16/07/2025 05:11:13 PM
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 16/07/2025
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following Period:
[1.] From 1800 hrs 16/07/2025 to 1900 hrs 16/07/2025.
The forecast capacity reserve requirement is 1400 MW.
The minimum capacity reserve available is 1343 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 NSW region for the following Period:
[1.] From 1800 hrs 16/07/2025 to 1900 hrs 16/07/2025.
The forecast capacity reserve requirement is 1400 MW.
The minimum capacity reserve available is 1343 MW.
Manager NEM Real Time Operations
128134INTER-REGIONAL TRANSFER16/07/2025 01:32:26 PM
Inter-regional transfer limit variation - Heywood M1 Transformer - VIC region - 16/07/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Heywood M1 Transformer- VIC region - 16/07/2025
A planned outage of Heywood M1 Transformer in the VIC region was scheduled from 0700 hrs 16/07/2025 to 1800 hrs 16/07/2025.
The outage has been completed and Heywood M1 Transformer returned to service at 1335 hrs 16/07/2025
Constraint set(s) revoked: V-HYTX_M12
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Heywood M1 Transformer- VIC region - 16/07/2025
A planned outage of Heywood M1 Transformer in the VIC region was scheduled from 0700 hrs 16/07/2025 to 1800 hrs 16/07/2025.
The outage has been completed and Heywood M1 Transformer returned to service at 1335 hrs 16/07/2025
Constraint set(s) revoked: V-HYTX_M12
Manager NEM Real Time Operations
128133NON-CONFORMANCE16/07/2025 07:20:23 AM
NON-CONFORMANCE Region QLD1 Wednesday, 16 July 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Wednesday, 16 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: ULPBESS1
Duration: 16/07/2025 07:10 to 16/07/2025 07:20
Amount: 7 MW
Constraint: NC-Q_ULPBESS1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Wednesday, 16 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: ULPBESS1
Duration: 16/07/2025 07:10 to 16/07/2025 07:20
Amount: 7 MW
Constraint: NC-Q_ULPBESS1
Auto-generated on behalf of Manager NEM Real Time Operations
128119RESERVE NOTICE13/07/2025 01:42:17 PM
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 14/07/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 128118 is cancelled at 1338 hrs 13/07/2025.
Manager NEM Real Time Operations
The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 128118 is cancelled at 1338 hrs 13/07/2025.
Manager NEM Real Time Operations
128118RESERVE NOTICE13/07/2025 12:51:15 PM
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 14/07/2025
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:
[1.] From 0800 hrs 14/07/2025 to 0930 hrs 14/07/2025.
The forecast capacity reserve requirement is 436 MW.
The minimum capacity reserve available is 325 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 SA region for the following Period:
[1.] From 0800 hrs 14/07/2025 to 0930 hrs 14/07/2025.
The forecast capacity reserve requirement is 436 MW.
The minimum capacity reserve available is 325 MW.
Manager NEM Real Time Operations
128105INTER-REGIONAL TRANSFER12/07/2025 10:59:10 PM
Inter-Regional Transfer limit variation - Directlink - NSW Region
AEMO ELECTRICITY MARKET NOTICE
Inter-Regional Transfer limit variation - Directlink - NSW Region
There has been an unplanned outage of the No 3 Leg of Directlink .
The following constraint set was invoked at 2255 hrs 12/07/2025
N-X_MBTE_3
The constraint set contains the following interconnector on the left hand side.
N-Q-MNSP1
Refer AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Directlink - NSW Region
There has been an unplanned outage of the No 3 Leg of Directlink .
The following constraint set was invoked at 2255 hrs 12/07/2025
N-X_MBTE_3
The constraint set contains the following interconnector on the left hand side.
N-Q-MNSP1
Refer AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations