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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
NON-CONFORMANCE Region QLD1 Friday, 18 July 2025
NON-CONFORMANCE QLD1 Region Friday, 18 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: DDPS1
Duration: 18/07/2025 06:25 to 18/07/2025 06:30
Amount: -14 MW
Constraint: NC-Q_DDPS1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Wednesday, 16 July 2025
NON-CONFORMANCE QLD1 Region Wednesday, 16 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: ULPBESS1
Duration: 16/07/2025 07:10 to 16/07/2025 07:20
Amount: 7 MW
Constraint: NC-Q_ULPBESS1
Auto-generated on behalf of Manager NEM Real Time Operations
Network Augmentation Commissioned - NSW Region - 14/07/2025
Network Augmentation Commissioned - NSW Region - 14/07/2025
Commissioned:
Buronga No. 1 330 kV/330 kV phase shifting transformer
Buronga No. 2 330 kV/330 kV phase shifting transformer
Buronga No. 3 330 kV/330 kV phase shifting transformer
Buronga No. 4 330 kV/330 kV phase shifting transformer
Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Thursday, 10 July 2025
NON-CONFORMANCE NSW1 Region Thursday, 10 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 10/07/2025 08:40 to 10/07/2025 08:45
Amount: 12 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202507092030_NRM_VIC1_NSW1_stopped] NEGRES CONSTRAINT NRM_VIC1_NSW1 ceased operating from 09 July 2025 20:30
Issued by Australian Energy Market Operator Ltd at 2030 hrs on 9 July 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 9 July 2025.
Refer to market notice: 128067
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to NSW directional interconnector.
The negative residue constraint NRM_VIC1_NSW1 ceased operating at 2030 hrs on 9 July 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202507091905_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 09 July 2025 19:05
Issued by Australian Energy Market Operator Ltd at 1905 hrs on 9 July 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 9 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 NSW directional interconnector.
The negative residue constraint set NRM_VIC1_NSW1 commenced operating from 1905 hrs on 9 July 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
[EventId:202507091830_NRM_VIC1_NSW1_stopped] NEGRES CONSTRAINT NRM_VIC1_NSW1 ceased operating from 09 July 2025 18:30
Issued by Australian Energy Market Operator Ltd at 1830 hrs on 9 July 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 9 July 2025.
Refer to market notice: 128065
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to NSW directional interconnector.
The negative residue constraint NRM_VIC1_NSW1 ceased operating at 1830 hrs on 9 July 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202507091735_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 09 July 2025 17:35
Issued by Australian Energy Market Operator Ltd at 1735 hrs on 9 July 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 9 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 NSW directional interconnector.
The negative residue constraint set NRM_VIC1_NSW1 commenced operating from 1735 hrs on 9 July 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.