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Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 24/09/2024
Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 24/09/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 2300 hrs.
The Actual LOR1 condition is forecast to exist until 0200 hrs
The capacity reserve requirement is 600 MW
The minimum capacity reserve available is 520 MW
Manager NEM Real Time Operations
Update - Non-credible contingency event - TAS region - 19/09/2024
Update - Non-credible contingency event - TAS region - 19/09/2024
Refer AEMO Electricity Market Notice 118321
At 1446 hrs the Gordon - Chapel St No 1 and No 2 220 kV lines were returned to service.
This non-credible contingency event was caused by lightning. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Manager NEM Real Time Operations
Update - Non-credible contingency event - TAS region - 19/09/2024
Update - Non-credible contingency event - TAS region - 19/09/2024
At 1340 hrs the Gordon - Chapel St No1 and No 2 220 kV lines tripped.
AEMO did not instruct load shedding.
AEMO has advised of approximately 112 MW disconnection of bulk electrical load,
disconnection of generation at Studland Bay Wind generator (71 MW) and 23 MW generation reduction at Gordon Power station.
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 - 19/09/2024
Non-credible contingency event - TAS region - 19/09/2024
At 1340 hrs the Gordon - Chapel St No1 and No 2 220 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
Cancellation of Actual (LOR1) condition in the NSW region - 16/09/2024
Cancellation of Actual (LOR1) condition in the NSW region - 16/09/2024
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.118298 is cancelled at 1915 hrs 16/09/2024.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 16/09/2024
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 16/09/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1800 hrs.
The Actual LOR1 condition is forecast to exist until 1900 hrs
The capacity reserve requirement is 1400 MW
The minimum capacity reserve available is 1274 MW
Manager NEM Real Time Operations
Update - Non-credible contingency event - VIC region - 06/09/2024
Update - Non-credible contingency event - VIC region - 06/09/2024
Refer AEMO Electricity Market Notice 118166
At 2005 hrs the Loy Yang PS No. 4 500 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
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
Declaration of electricity market resumption
Declaration of electricity market resumption
Refer initial AEMO Electricity Market Notice 118149
AEMO declares that the suspension of the spot market in New South Wales, Queensland, South Australia, Tasmania and Victoria will end at 1510 hrs on 05 September 2024.
AEMO has taken sufficient steps to exclude the original event having influence on market processes and AEMO assesses that the possibility of suspending the spot market within the next 24 hours due to the same cause is minimal. AEMO also determines that it can operate the market in accordance with the provisions of the NER.
Relevant Market Notices issued under this suspension: 118149
Manager NEM Real Time Operations