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125964INTER-REGIONAL TRANSFER26/03/2025 04:39:26 PM
Inter-regional transfer limit variation - Palmerston A 220kV Bus - TAS region - 26/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Palmerston A 220kV Bus - TAS region - 26/03/2025
Refer to Market Notice 125962.
The following constraint set(s) invoked from 1600 hrs to 1620 hrs 26/03/2026.
T-LIPM_WACB
T-LIPM_WACB_SL_N-2
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 - Palmerston A 220kV Bus - TAS region - 26/03/2025
Refer to Market Notice 125962.
The following constraint set(s) invoked from 1600 hrs to 1620 hrs 26/03/2026.
T-LIPM_WACB
T-LIPM_WACB_SL_N-2
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
125963POWER SYSTEM EVENTS26/03/2025 04:20:27 PM
Non-credible contingency event - TAS region - 26/03/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - TAS region - 26/03/2025
At 1551 hrs the Palmerston A 220kV Bus tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
Approximately 40MW of generation was disconnected.
The cause of this non credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Non-credible contingency event - TAS region - 26/03/2025
At 1551 hrs the Palmerston A 220kV Bus tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
Approximately 40MW of generation was disconnected.
The cause of this non credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
125945INTER-REGIONAL TRANSFER25/03/2025 03:53:45 PM
Inter-regional transfer limit variation - Lower Tumut - Canberra 07 330kV Line - NSW region - 25/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Lower Tumut - Canberra 07 330kV Line - NSW region - 25/03/2025
A planned outage of Lower Tumut - Canberra 07 330kV Line in the NSW region was scheduled from 1746 hrs 21/03/2025 to 1800 hrs 26/03/2025.
The outage has been completed and Lower Tumut - Canberra 07 330kV Line returned to service at 1555 hrs 25/03/2025
Constraint set(s) revoked: N-CNLT_07
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Lower Tumut - Canberra 07 330kV Line - NSW region - 25/03/2025
A planned outage of Lower Tumut - Canberra 07 330kV Line in the NSW region was scheduled from 1746 hrs 21/03/2025 to 1800 hrs 26/03/2025.
The outage has been completed and Lower Tumut - Canberra 07 330kV Line returned to service at 1555 hrs 25/03/2025
Constraint set(s) revoked: N-CNLT_07
Manager NEM Real Time Operations
125944NON-CONFORMANCE25/03/2025 03:45:15 PM
NON-CONFORMANCE Region QLD1 Tuesday, 25 March 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Tuesday, 25 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_1
Duration: 25/03/2025 14:55 to 25/03/2025 15:45
Amount: -55 MW
Constraint: NC-Q_MPP_1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Tuesday, 25 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_1
Duration: 25/03/2025 14:55 to 25/03/2025 15:45
Amount: -55 MW
Constraint: NC-Q_MPP_1
Auto-generated on behalf of Manager NEM Real Time Operations
125937NON-CONFORMANCE24/03/2025 11:30:20 PM
NON-CONFORMANCE Region QLD1 Monday, 24 March 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Monday, 24 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 24/03/2025 22:10 to 24/03/2025 23:30
Amount: -41 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Monday, 24 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 24/03/2025 22:10 to 24/03/2025 23:30
Amount: -41 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
125864NON-CONFORMANCE22/03/2025 02:45:19 PM
NON-CONFORMANCE Region QLD1 Saturday, 22 March 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Saturday, 22 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: OAKEY1SF
Duration: 22/03/2025 12:40 to 22/03/2025 14:45
Amount: 23 MW
Constraint: NC-Q_OAKEY1SF
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Saturday, 22 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: OAKEY1SF
Duration: 22/03/2025 12:40 to 22/03/2025 14:45
Amount: 23 MW
Constraint: NC-Q_OAKEY1SF
Auto-generated on behalf of Manager NEM Real Time Operations
125835INTER-REGIONAL TRANSFER21/03/2025 06:07:23 PM
Inter-regional transfer limit variation - Canberra - Lower Tumut (07) 330 kV Line. - NSW region - 21/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation -Canberra - Lower Tumut (07) 330 kV Line - NSW region - 21/03/2025
At 1746 hrs 21/03/2025 there was an unplanned outage of Canberra - Lower Tumut (07) 330 kV Line.
The following constraint sets invoked at 1800 hrs 21/03/2025
N-CNLT_07
N-X_4+07_WG_CLOSE
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW-QLD1
VIC-NSW1
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation -Canberra - Lower Tumut (07) 330 kV Line - NSW region - 21/03/2025
At 1746 hrs 21/03/2025 there was an unplanned outage of Canberra - Lower Tumut (07) 330 kV Line.
The following constraint sets invoked at 1800 hrs 21/03/2025
N-CNLT_07
N-X_4+07_WG_CLOSE
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW-QLD1
VIC-NSW1
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
125834NON-CONFORMANCE21/03/2025 05:45:25 PM
NON-CONFORMANCE Region QLD1 Friday, 21 March 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Friday, 21 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 21/03/2025 17:40 to 21/03/2025 17:45
Amount: -55 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Friday, 21 March 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 21/03/2025 17:40 to 21/03/2025 17:45
Amount: -55 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
125826INTER-REGIONAL TRANSFER21/03/2025 12:21:33 PM
Inter-regional transfer limit variation - Darlington Point - Balranald X5 220kV Line - NSW region - 21/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Darlington Point - Balranald X5 220kV Line - NSW region - 21/03/2025
A planned outage of Darlington Point - Balranald X5 220kV Line in the NSW region was scheduled from 0600 hrs 21/03/2025 to 1600 hrs 21/03/2025.
The outage has been completed and Darlington Point - Balranald X5 220kV Line returned to service at 1220 hrs 21/03/2025
Constraint set(s) revoked: N-BADP
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Darlington Point - Balranald X5 220kV Line - NSW region - 21/03/2025
A planned outage of Darlington Point - Balranald X5 220kV Line in the NSW region was scheduled from 0600 hrs 21/03/2025 to 1600 hrs 21/03/2025.
The outage has been completed and Darlington Point - Balranald X5 220kV Line returned to service at 1220 hrs 21/03/2025
Constraint set(s) revoked: N-BADP
Manager NEM Real Time Operations