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132457POWER SYSTEM EVENTS03/01/2026 10:53:58 PM
Update - Non-credible contingency event - VIC region - 03/01/2026
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - VIC region - 03/01/2026
Refer AEMO Electricity Market Notice 132444
At 2245 hrs the Moorabool - Geelong No 1 220kV Line and Moorabool - Geelong No 2 220kV Line were returned to service.
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
Update - Non-credible contingency event - VIC region - 03/01/2026
Refer AEMO Electricity Market Notice 132444
At 2245 hrs the Moorabool - Geelong No 1 220kV Line and Moorabool - Geelong No 2 220kV Line were returned to service.
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
132444POWER SYSTEM EVENTS03/01/2026 08:28:40 PM
Non-credible contingency event - VIC region - 03/01/2026
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - VIC region - 03/01/2026
At 1939 hrs, the Moorabool - Geelong No 1 220kV Line and Moorabool - Geelong No 2 220kV Line tripped simultaneously.
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 - VIC region - 03/01/2026
At 1939 hrs, the Moorabool - Geelong No 1 220kV Line and Moorabool - Geelong No 2 220kV Line tripped simultaneously.
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
132301POWER SYSTEM EVENTS31/12/2025 03:40:07 AM
Non-credible contingency event - QLD region - 31/12/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 31/12/2025
At 0304 hrs the T65 Alligator Ck - Oonooie 7175 132 kV line, Allligator Ck 132 kV SVC and Oonie 132 kV SVC tripped.
AEMO did not instruct load shedding.
AEMO has been advised of approximately 10 MW 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 - 31/12/2025
At 0304 hrs the T65 Alligator Ck - Oonooie 7175 132 kV line, Allligator Ck 132 kV SVC and Oonie 132 kV SVC tripped.
AEMO did not instruct load shedding.
AEMO has been advised of approximately 10 MW disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
131622POWER SYSTEM EVENTS12/12/2025 01:35:40 PM
Update - Non-credible contingency event - VIC region - 12/12/2025
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - VIC region - 12/12/2025
Refer AEMO Electricity Market Notice 131611
At 1305 hrs the South Morang to Rowville No.3 500 kV Line was returned to service.
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
Update - Non-credible contingency event - VIC region - 12/12/2025
Refer AEMO Electricity Market Notice 131611
At 1305 hrs the South Morang to Rowville No.3 500 kV Line was returned to service.
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
131611POWER SYSTEM EVENTS12/12/2025 10:24:56 AM
Non-credible contingency event - VIC region - 12/12/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - VIC region - 12/12/2025
At 0956 hrs the South Morang to Rowville No.3 500 kV Line tripped at the South Morang end only.
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 - VIC region - 12/12/2025
At 0956 hrs the South Morang to Rowville No.3 500 kV Line tripped at the South Morang end only.
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
131559POWER SYSTEM EVENTS10/12/2025 10:39:30 PM
Update - Non-credible contingency event - NSW region - 10/12/2025
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - NSW region - 10/12/2025
Refer AEMO Electricity Market Notice 131553
At 2219 hrs the Kemps Creek A 330kV bus was returned to service.
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
Update - Non-credible contingency event - NSW region - 10/12/2025
Refer AEMO Electricity Market Notice 131553
At 2219 hrs the Kemps Creek A 330kV bus was returned to service.
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
131553POWER SYSTEM EVENTS10/12/2025 05:46:50 PM
Non-credible contingency event - NSW region - 10/12/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - NSW region - 10/12/2025
At 1728 hrs the Kemps Creek A 330kV bus 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 - NSW region - 10/12/2025
At 1728 hrs the Kemps Creek A 330kV bus 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
131204POWER SYSTEM EVENTS30/11/2025 01:13:49 AM
Non-credible contingency event - QLD region - 30/11/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 30/11/2025
At 0050 hrs the H39 Woree - T165 Cairns City No. 7227 132 kV line opened at the H39 Woree end only.
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 - 30/11/2025
At 0050 hrs the H39 Woree - T165 Cairns City No. 7227 132 kV line opened at the H39 Woree end only.
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
130953POWER SYSTEM EVENTS25/11/2025 10:30:00 AM
Update - Non-credible contingency event - QLD region - 24/11/2025
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - QLD region - 24/11/2025
Refer AEMO Electricity Market Notice 130922
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 cancel the reclassification of this event as a credible contingency event.
Manager NEM Real Time Operations
Update - Non-credible contingency event - QLD region - 24/11/2025
Refer AEMO Electricity Market Notice 130922
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 cancel the reclassification of this event as a credible contingency event.
Manager NEM Real Time Operations