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Non-credible contingency event - VIC region - 06/09/2024
Non-credible contingency event - VIC region - 06/09/2024
At 1222 hrs the Loy Yang PS No. 4 500 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 - VIC region - 28/08/2024
Update - Non-credible contingency event - VIC region - 28/08/2024
Refer AEMO Electricity Market Notice 117908
At 0134 hrs the APD No 2 Potline was returned to service.
At 0200 hrs the APD No 1 Potline 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 - VIC region - 28/08/2024
Non-credible contingency event - VIC region - 28/08/2024
At 0001 hrs the APD No1 Potline and the APD No 2 Potline tripped.
AEMO did not instruct load shedding.
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 - 25/08/2024
Update - Non-credible contingency event - TAS region - 25/08/2024
Refer AEMO Electricity Market Notice 117782
At 1023 hrs the New Norfolk A 110kV 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
Non-credible contingency event - TAS region - 25/08/2024
Non-credible contingency event - TAS region - 25/08/2024
At 0850 hrs the New Norfolk A 110kV 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
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 05/08/2024
The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 117561 is cancelled at 1915 hrs 05/08/2024.
Manager NEM Real Time Operations
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 05/08/2024
The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 117548 has been updated at 1815 hrs to the following:
[1.] From 1930 hrs 05/08/2024 to 2130 hrs 05/08/2024.
The forecast capacity reserve requirement is 450 MW.
The minimum capacity reserve available is 386 MW.
Manager NEM Real Time Operations
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 05/08/2024
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 1900 hrs 05/08/2024 to 2200 hrs 05/08/2024.
The forecast capacity reserve requirement is 450 MW.
The minimum capacity reserve available is 317 MW.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 30/07/2024
Non-credible contingency event - QLD region - 30/07/2024
At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.
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