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62121POWER SYSTEM EVENTS04/04/2018 04:23:42 PM
Update - Non-credible contingency event - Qld region - 04/04/2018
AEMO ELECTRICITY MARKET NOTICE
Update - Non-credible contingency event - Qld region - 04/04/2018
Update to AEMO Electricity Market Notice 62118
At 1615 hrs the H6 Gin Gin - H67 Calliope River No 814 275 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 - Qld region - 04/04/2018
Update to AEMO Electricity Market Notice 62118
At 1615 hrs the H6 Gin Gin - H67 Calliope River No 814 275 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
62118POWER SYSTEM EVENTS04/04/2018 08:45:24 AM
Non-credible contingency event - Qld region - 04/04/2018
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - Qld region - 04/04/2018
At 0830 hrs the H6 Gin Gin - H67 Calliope River No 814 275 kV line tripped at the H6 Gin Gin 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 and is still under investigation.
Manager NEM Real Time Operations
Non-credible contingency event - Qld region - 04/04/2018
At 0830 hrs the H6 Gin Gin - H67 Calliope River No 814 275 kV line tripped at the H6 Gin Gin 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 and is still under investigation.
Manager NEM Real Time Operations
61924POWER SYSTEM EVENTS26/03/2018 10:12:31 PM
Non-credible contingency event - Vic region - 26 Mar 2018
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - Vic region - 26 Mar 2018
At 2107 hrs Moorabool - Sydenham No 1 500 kV Line tripped at Sydenham 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 and is still under investigation.
Manager NEM Real Time Operations
Non-credible contingency event - Vic region - 26 Mar 2018
At 2107 hrs Moorabool - Sydenham No 1 500 kV Line tripped at Sydenham 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 and is still under investigation.
Manager NEM Real Time Operations
61746POWER SYSTEM EVENTS18/03/2018 02:51:12 PM
Update - Non-credible contingency event - SA region - 18 Mar 2018
AEMO ELECTRICITY MARKET NOTICE
Update - Non-credible contingency event - SA region - 18 Mar 2018
At 0805 hrs the Waterloo East - Waterloo and the Waterloo - Templers 132 kV Lines 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 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 - SA region - 18 Mar 2018
At 0805 hrs the Waterloo East - Waterloo and the Waterloo - Templers 132 kV Lines 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 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
61740POWER SYSTEM EVENTS18/03/2018 09:09:07 AM
Non-credible contingency event - SA region - 18 Mar 2018
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - SA region - 18 Mar 2018
At 0805 hrs the Waterloo East - Waterloo and the Waterloo - Templers 132 kV Lines 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 - SA region - 18 Mar 2018
At 0805 hrs the Waterloo East - Waterloo and the Waterloo - Templers 132 kV Lines 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
61717POWER SYSTEM EVENTS17/03/2018 01:45:04 PM
Non-credible contingency event - Vic and SA region - 17 Mar 2018
AEMO ELECTRICITY MARKET NOTICE
At 1248 hrs Loy Yang A4 tripped.
At 1249 hrs Pelican Point GT 11 and ST18 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
At 1248 hrs Loy Yang A4 tripped.
At 1249 hrs Pelican Point GT 11 and ST18 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
61711POWER SYSTEM EVENTS15/03/2018 04:14:12 PM
Non-credible contingency event - Tas region - 15/03/2018
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - Tas region - 15/03/2018
At 1519 hrs the Poatina - Palmerston No 1 and 2 110kV lines tripped.
The lines were returned to service at 1548 hrs.
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 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 - 15/03/2018
At 1519 hrs the Poatina - Palmerston No 1 and 2 110kV lines tripped.
The lines were returned to service at 1548 hrs.
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 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
61694POWER SYSTEM EVENTS13/03/2018 01:22:32 PM
Update- Non-credible contingency event - Qld region - Tuesday, 13 March 2018
AEMO ELECTRICITY MARKET NOTICE
Update- Non-credible contingency event - Qld region - Tuesday, 13 March 2018
Refer AEMO Electricity Market Notice 61692
At 0327 hrs 13/03/18 the Woree No. 1 132 kV bus tripped.
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 - Qld region - Tuesday, 13 March 2018
Refer AEMO Electricity Market Notice 61692
At 0327 hrs 13/03/18 the Woree No. 1 132 kV bus tripped.
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
61692POWER SYSTEM EVENTS13/03/2018 03:56:48 AM
Non-credible contingency event - Qld region - 13/03/18
AEMO ELECTRICITY MARKET NOTICE
At 0327 hrs 13/03/18 the Woree No. 1 132 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
At 0327 hrs 13/03/18 the Woree No. 1 132 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