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119691POWER SYSTEM EVENTS31/10/2024 03:45:23 AM
Update - Non-credible contingency event - NSW region - 31/10/2024
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - NSW region - 31/10/2024
Refer AEMO Electricity Market Notice 119689
At 0345 hrs the Wagga B 330 kV 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 - 31/10/2024
Refer AEMO Electricity Market Notice 119689
At 0345 hrs the Wagga B 330 kV 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
119689POWER SYSTEM EVENTS31/10/2024 12:49:14 AM
Non-credible contingency event - NSW region - 31/10/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - NSW region - 31/10/2024
At 0028 hrs the Wagga B 330 kV bus tripped which offloaded the Wagga - Walla Walla SF 6Y 330 kV line and Wagga No.3 transformer.
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 - 31/10/2024
At 0028 hrs the Wagga B 330 kV bus tripped which offloaded the Wagga - Walla Walla SF 6Y 330 kV line and Wagga No.3 transformer.
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
119668GENERAL NOTICE30/10/2024 12:29:13 PM
Update - Lightning vulnerable lines in Vic region
AEMO ELECTRICITY MARKET NOTICE.
Update - Lightning vulnerable lines in Vic region
Refer to AEMO Electricity Market Notice 119029
At 1525 hrs on 18/10/2024 the Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line tripped and auto-reclosed.
The cause of the trip was identified as due to Lightning.
In accordance with SO_OP_3715, AEMO now considers the Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line to be vulnerable with a category of probable due to Lightning.
Manager NEM Real Time Operations
Update - Lightning vulnerable lines in Vic region
Refer to AEMO Electricity Market Notice 119029
At 1525 hrs on 18/10/2024 the Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line tripped and auto-reclosed.
The cause of the trip was identified as due to Lightning.
In accordance with SO_OP_3715, AEMO now considers the Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line to be vulnerable with a category of probable due to Lightning.
Manager NEM Real Time Operations
119667GENERAL NOTICE29/10/2024 09:02:13 PM
Update - Pre dispatch demand forecast - Qld region
AEMO ELECTRICITY MARKET NOTICE
Update - Pre dispatch demand forecast - Qld region
Refer market notice: 119666
The issue relating to the Queensland Pre dispatch demand forecast has been resolved.
Manager NEM Real Time Operations
Update - Pre dispatch demand forecast - Qld region
Refer market notice: 119666
The issue relating to the Queensland Pre dispatch demand forecast has been resolved.
Manager NEM Real Time Operations
119666GENERAL NOTICE29/10/2024 07:43:09 PM
Pre dispatch demand forecast - Qld region
AEMO ELECTRICITY MARKET NOTICE
Pre dispatch demand forecast - Qld region
AEMO is aware of an error in the Queensland pre dispatch demand forecast.
AEMO is currently working to resolve the issue.
Dispatch results are not impacted.
Manager NEM Real Time Operations
Pre dispatch demand forecast - Qld region
AEMO is aware of an error in the Queensland pre dispatch demand forecast.
AEMO is currently working to resolve the issue.
Dispatch results are not impacted.
Manager NEM Real Time Operations
119584RESERVE NOTICE28/10/2024 03:46:18 PM
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 29/10/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 119566 is cancelled at 1530 hrs 28/10/2024
Manager NEM Real Time Operations
The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 119566 is cancelled at 1530 hrs 28/10/2024
Manager NEM Real Time Operations
119566RESERVE NOTICE28/10/2024 01:03:59 PM
PDPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 29/10/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following Period:
[1.] From 1800 hrs 29/10/2024 to 1900 hrs 29/10/2024.
The forecast capacity reserve requirement is 683 MW.
The minimum capacity reserve available is 589 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following Period:
[1.] From 1800 hrs 29/10/2024 to 1900 hrs 29/10/2024.
The forecast capacity reserve requirement is 683 MW.
The minimum capacity reserve available is 589 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
119461RESERVE NOTICE27/10/2024 12:48:22 AM
STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 29/10/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 119460 is cancelled at 0030 hrs 27/10/2024.
No LOR2 condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 119460 is cancelled at 0030 hrs 27/10/2024.
No LOR2 condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
119460RESERVE NOTICE27/10/2024 12:22:21 AM
STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 29/10/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following period:
From 1800 hrs to 1830 hrs 29/10/2024.
The forecast capacity reserve requirement is 836 MW.
The minimum capacity reserve available is 824 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following period:
From 1800 hrs to 1830 hrs 29/10/2024.
The forecast capacity reserve requirement is 836 MW.
The minimum capacity reserve available is 824 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations