Filter by category
Filter by Date
Non-credible contingency event - VIC region - 17/04/2024
Non-credible contingency event - VIC region - 17/04/2024
At 0414 hrs the Heywood No 2 500 kV 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
Update - Non-credible contingency event - TAS region - 12/04/2024
Update - Non-credible contingency event - TAS region - 12/04/2024
Refer AEMO Electricity Market Notice 116095
At 1304 hrs the Sheffield - Farrell No.2 220 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
Non-credible contingency event - TAS region - 12/04/2024
Non-credible contingency event - TAS region - 12/04/2024
At 1048 hrs the Sheffield - Farrell No.2 220 kV line tripped during restoration due to fault on the line.
AEMO did not instruct load shedding.
AEMO has been advised of disconnection of major industrial load approximately 550 MW.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Update - Non-credible contingency event - QLD region - 10/04/2024
Update - Non-credible contingency event - QLD region - 10/04/2024
Refer AEMO Electricity Market Notice 116072
At 1540 hrs the Ingham South to Cardwell 132 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
NON-CONFORMANCE Region QLD1 Wednesday, 10 April 2024
NON-CONFORMANCE QLD1 Region Wednesday, 10 April 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 10/04/2024 14:35 to 10/04/2024 14:55
Amount: 16 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 10/04/2024
Non-credible contingency event - QLD region - 10/04/2024
At 0730 hrs the Ingham South to Cardwell 132 kV line tripped at the Ingham South 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-CONFORMANCE Region QLD1 Monday, 8 April 2024
NON-CONFORMANCE QLD1 Region Monday, 8 April 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 08/04/2024 15:00 to 08/04/2024 15:05
Amount: -43 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
Update - Non-credible contingency event - SA region - 25/03/2024
Update - Non-credible contingency event - SA region - 25/03/2024
Refer AEMO Electricity Market Notice 115794
At 1736 hrs Torrens Island BC3 275 kV CB was returned to service.
Torrens Island BW3 275 kV CB and Torrens Island - Lefevre 275 kV line previously 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
NON-CONFORMANCE Region QLD1 Friday, 5 April 2024
NON-CONFORMANCE QLD1 Region Friday, 5 April 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_1
Duration: 05/04/2024 08:45 to 05/04/2024 09:05
Amount: -49 MW
Constraint: NC-Q_MPP_1
Auto-generated on behalf of Manager NEM Real Time Operations