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127500POWER SYSTEM EVENTS11/06/2025 06:05:55 PM
Update - Non-credible contingency event - QLD region - 11/06/2025
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - QLD region - 11/06/2025
Refer AEMO Electricity Market Notice 127499
At 1713 hrs the Belmont (H3) No.1 275 kV bus and Loganlea - Belmont (829) 275 kV line 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 - QLD region - 11/06/2025
Refer AEMO Electricity Market Notice 127499
At 1713 hrs the Belmont (H3) No.1 275 kV bus and Loganlea - Belmont (829) 275 kV line 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
127499POWER SYSTEM EVENTS11/06/2025 05:24:51 PM
Non-credible contingency event - QLD region - 11/06/2025
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 11/06/2025
At 1713 hrs the Belmont (H3) No.1 275 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
Non-credible contingency event - QLD region - 11/06/2025
At 1713 hrs the Belmont (H3) No.1 275 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
127459SETTLEMENTS RESIDUE07/06/2025 04:00:33 PM
[EventId:202506071600_NRM_SA1_VIC1_stopped] NEGRES CONSTRAINT NRM_SA1_VIC1 ceased operating from 07 June 2025 16:00
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1600 hrs on 7 June 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 7 June 2025.
Refer to market notice: 127457
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the SA to VIC directional interconnector.
The negative residue constraint NRM_SA1_VIC1 ceased operating at 1600 hrs on 7 June 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1600 hrs on 7 June 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 7 June 2025.
Refer to market notice: 127457
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the SA to VIC directional interconnector.
The negative residue constraint NRM_SA1_VIC1 ceased operating at 1600 hrs on 7 June 2025.
This is an AEMO autogenerated Market Notice.
127457SETTLEMENTS RESIDUE07/06/2025 03:05:29 PM
[EventId:202506071505_NRM_SA1_VIC1_started] NEGRES CONSTRAINT NRM_SA1_VIC1 started operating from 07 June 2025 15:05
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1505 hrs on 7 June 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 7 June 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the SA to VIC directional interconnector.
The negative residue constraint set NRM_SA1_VIC1 commenced operating from 1505 hrs on 7 June 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1505 hrs on 7 June 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 7 June 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the SA to VIC directional interconnector.
The negative residue constraint set NRM_SA1_VIC1 commenced operating from 1505 hrs on 7 June 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
127446SETTLEMENTS RESIDUE07/06/2025 11:30:32 AM
[EventId:202506071130_NRM_SA1_VIC1_stopped] NEGRES CONSTRAINT NRM_SA1_VIC1 ceased operating from 07 June 2025 11:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1130 hrs on 7 June 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 7 June 2025.
Refer to market notice: 127445
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the SA to VIC directional interconnector.
The negative residue constraint NRM_SA1_VIC1 ceased operating at 1130 hrs on 7 June 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1130 hrs on 7 June 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 7 June 2025.
Refer to market notice: 127445
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the SA to VIC directional interconnector.
The negative residue constraint NRM_SA1_VIC1 ceased operating at 1130 hrs on 7 June 2025.
This is an AEMO autogenerated Market Notice.
127445SETTLEMENTS RESIDUE07/06/2025 10:35:26 AM
[EventId:202506071035_NRM_SA1_VIC1_started] NEGRES CONSTRAINT NRM_SA1_VIC1 started operating from 07 June 2025 10:35
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1035 hrs on 7 June 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 7 June 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the SA to VIC directional interconnector.
The negative residue constraint set NRM_SA1_VIC1 commenced operating from 1035 hrs on 7 June 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1035 hrs on 7 June 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 7 June 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the SA to VIC directional interconnector.
The negative residue constraint set NRM_SA1_VIC1 commenced operating from 1035 hrs on 7 June 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
127433RESERVE NOTICE06/06/2025 07:56:10 PM
Correction - Cancellation of Actual (LOR1) condition in the NSW region - 06/06/2025
AEMO ELECTRICITY MARKET NOTICE
Correction - Cancellation of Actual (LOR1) condition in the NSW region - 06/06/2025
Correction to Market Notice 127432
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.127421 is cancelled at 1915 hrs 06/06/2025.
Manager NEM Real Time Operations
Correction - Cancellation of Actual (LOR1) condition in the NSW region - 06/06/2025
Correction to Market Notice 127432
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.127421 is cancelled at 1915 hrs 06/06/2025.
Manager NEM Real Time Operations
127432RESERVE NOTICE06/06/2025 07:12:56 PM
Cancellation of Actual (LOR1) condition in the NSW region - 06/06/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual (LOR1) condition in the NSW region - 06/06/2025
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.127421 is cancelled at 1815 hrs 06/06/2025.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 06/06/2025
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.127421 is cancelled at 1815 hrs 06/06/2025.
Manager NEM Real Time Operations
127421RESERVE NOTICE06/06/2025 05:39:13 PM
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 06/06/2025
AEMO ELECTRICITY MARKET NOTICE
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 06/06/2025
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1800 hrs
The capacity reserve requirement is 1694 MW
The minimum capacity reserve available is 1692 MW
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 06/06/2025
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1800 hrs
The capacity reserve requirement is 1694 MW
The minimum capacity reserve available is 1692 MW
Manager NEM Real Time Operations