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[EventId:202507212000_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 21 July 2025 20:00
Issued by Australian Energy Market Operator Ltd at 2000 hrs on 21 July 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 21 July 2025.
Refer to market notice: 128216
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.
The negative residue constraint NRM_QLD1_NSW1 ceased operating at 2000 hrs on 21 July 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202507211900_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 21 July 2025 19:00
Issued by Australian Energy Market Operator Ltd at 1900 hrs on 21 July 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 21 July 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 1900 hrs on 21 July 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
[EventId:202507211830_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 21 July 2025 18:30
Issued by Australian Energy Market Operator Ltd at 1830 hrs on 21 July 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 July 2025.
Refer to market notice: 128212
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 1830 hrs on 21 July 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202507211630_NRM_VIC1_SA1_started] NEGRES CONSTRAINT NRM_VIC1_SA1 started operating from 21 July 2025 16:30
Issued by Australian Energy Market Operator Ltd at 1630 hrs on 21 July 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 July 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to SA directional interconnector.
The negative residue constraint set NRM_VIC1_SA1 commenced operating from 1630 hrs on 21 July 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.
Planned outage of Dapto - Kangaroo Valley (18) 330 kV line in the NSW region on 20/07/2025
The Dapto - Kangaroo Valley (18) 330 kV line in the New South Wales (NSW) region is planned to be out of service from 0615 hrs to 1630 hrs 20/07/2025.
This outage is considered as a High Impact Outage (HIO).
During this planned outage:
- There is a potential for Energy and FCAS prices to approach the Market Price Cap.
- Power transfer will be restricted between VIC/Snowy and NSW.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
Cancellation of the Actual Lack Of Reserve Level 1 (LOR1) condition in the NSW Region on 16/07/2025
The Actual LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 128136 is cancelled at 1915 hrs 16/07/2025.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 16/07/2025
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 16/07/2025
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 1257 MW
Manager NEM Real Time Operations
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 16/07/2025
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following Period:
[1.] From 1800 hrs 16/07/2025 to 1900 hrs 16/07/2025.
The forecast capacity reserve requirement is 1400 MW.
The minimum capacity reserve available is 1343 MW.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 15/07/2025
Cancellation of Actual (LOR1) condition in the NSW region - 15/07/2025
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.128131 is cancelled at 1908 hrs 15/07/2025.
Manager NEM Real Time Operations