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110687POWER SYSTEM EVENTS03/11/2023 04:37:33 AM
Non-credible contingency event - VIC region - 03/11/2023
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - VIC region - 03/11/2023
At 0412 hrs the Mount Beauty No.2 220kV 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 - VIC region - 03/11/2023
At 0412 hrs the Mount Beauty No.2 220kV 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
110561RESERVE NOTICE27/10/2023 09:53:01 PM
Cancellation of Actual (LOR1) condition in the SA region - 27/10/2023
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual (LOR1) condition in the SA region - 27/10/2023
The Actual LOR1 Condition in the SA Region advised in AEMO Electricity Market Notice No.110558 is cancelled at 2130 hrs 27/10/2023.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the SA region - 27/10/2023
The Actual LOR1 Condition in the SA Region advised in AEMO Electricity Market Notice No.110558 is cancelled at 2130 hrs 27/10/2023.
Manager NEM Real Time Operations
110558RESERVE NOTICE27/10/2023 07:18:44 PM
Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 27/10/2023
AEMO ELECTRICITY MARKET NOTICE
Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 27/10/2023
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 1900 hrs.
The Actual LOR1 condition is forecast to exist until 2030 hrs
The capacity reserve requirement is 654 MW
The minimum capacity reserve available is 513 MW
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 27/10/2023
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 1900 hrs.
The Actual LOR1 condition is forecast to exist until 2030 hrs
The capacity reserve requirement is 654 MW
The minimum capacity reserve available is 513 MW
Manager NEM Real Time Operations
110349POWER SYSTEM EVENTS21/10/2023 08:40:56 PM
Non-credible contingency event - TAS region - 21/10/2023
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - TAS region - 21/10/2023
At 2029 hrs the Wadamana Tungatina No.1 and No.2 line tripped and auto reclosed.
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 - TAS region - 21/10/2023
At 2029 hrs the Wadamana Tungatina No.1 and No.2 line tripped and auto reclosed.
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
110341POWER SYSTEM EVENTS21/10/2023 03:40:53 AM
Update - Non-credible contingency event - QLD region - 21/10/2023
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - QLD region - 21/10/2023
Refer AEMO Electricity Market Notice 110340
At 0208 hrs the Ross No 2 275kV 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 - QLD region - 21/10/2023
Refer AEMO Electricity Market Notice 110340
At 0208 hrs the Ross No 2 275kV 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
110340POWER SYSTEM EVENTS21/10/2023 02:56:51 AM
Update Non-credible contingency event - QLD region - 21/10/2023
AEMO ELECTRICITY MARKET NOTICE.
Update Non-credible contingency event - QLD region - 21/10/2023
Refer to market notice 110339.
At 0133 hrs the Ross No 2 275kV Bus tripped.
AEMO did not instruct load shedding.
AEMO has been advised of disconnection of 218 MW bulk electrical load.
The 132kV network between Clare South and Tully has been disconnected
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 - 21/10/2023
Refer to market notice 110339.
At 0133 hrs the Ross No 2 275kV Bus tripped.
AEMO did not instruct load shedding.
AEMO has been advised of disconnection of 218 MW bulk electrical load.
The 132kV network between Clare South and Tully has been disconnected
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
110339POWER SYSTEM EVENTS21/10/2023 02:18:43 AM
Non-credible contingency event - QLD region - 21/10/2023
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 21/10/2023
At 0133 hrs the Ross No 2 275kV 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 - QLD region - 21/10/2023
At 0133 hrs the Ross No 2 275kV 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
110331POWER SYSTEM EVENTS19/10/2023 02:47:35 PM
Non-credible contingency event - VIC region - 19/10/2023
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - VIC region - 19/10/2023
At 1437 hrs the Moorabool No.2 500kV 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 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 - 19/10/2023
At 1437 hrs the Moorabool No.2 500kV 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 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
110294RESERVE NOTICE17/10/2023 11:13:14 AM
Cancellation of Actual (LOR1) condition in the TAS region - 17/10/2023
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual (LOR1) condition in the TAS region - 17/10/2023
The Actual LOR1 Condition in the TAS Region advised in AEMO Electricity Market Notice No.110293 is cancelled at 1100 hrs 17/10/2023.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the TAS region - 17/10/2023
The Actual LOR1 Condition in the TAS Region advised in AEMO Electricity Market Notice No.110293 is cancelled at 1100 hrs 17/10/2023.
Manager NEM Real Time Operations