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144201INTER-REGIONAL TRANSFER05/06/2026 11:45:37 AM
Inter-regional transfer limit variation - Directlink - NSW region
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Directlink No. 3 Leg - NSW region - 05/06/2026
A planned outage of Directlink No. 3 Leg in the NSW region was scheduled from 0700 hrs 01/06/2026 to 1600 hrs 08/06/2026.
The outage has been completed and Directlink No. 3 Leg returned to service at 1150 hrs 05/05/2026
Constraint set(s) revoked: N-MBTE_1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Directlink No. 3 Leg - NSW region - 05/06/2026
A planned outage of Directlink No. 3 Leg in the NSW region was scheduled from 0700 hrs 01/06/2026 to 1600 hrs 08/06/2026.
The outage has been completed and Directlink No. 3 Leg returned to service at 1150 hrs 05/05/2026
Constraint set(s) revoked: N-MBTE_1
Manager NEM Real Time Operations
144182SETTLEMENTS RESIDUE01/06/2026 08:00:21 PM
[EventId:202606012000_NRM_VIC1_NSW1_stopped] NEGRES CONSTRAINT NRM_VIC1_NSW1 ceased operating from 01 June 2026 20:00
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 2000 hrs on 1 June 2026
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 1 June 2026.
Refer to market notice: 144181
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 2000 hrs on 1 June 2026.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 2000 hrs on 1 June 2026
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 1 June 2026.
Refer to market notice: 144181
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 2000 hrs on 1 June 2026.
This is an AEMO autogenerated Market Notice.
144181SETTLEMENTS RESIDUE01/06/2026 06:20:20 PM
[EventId:202606011820_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 01 June 2026 18:20
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 1 June 2026
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 1 June 2026.
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 1820 hrs on 1 June 2026.
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.
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 1 June 2026
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 1 June 2026.
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 1820 hrs on 1 June 2026.
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.
144166POWER SYSTEM EVENTS29/05/2026 09:41:16 PM
Update - Non-credible contingency event - QLD region - 29/05/2026
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - QLD region - 29/05/2026
Refer AEMO Electricity Market Notice 144162
At 2135 hrs the Woolooga to Teebar Creek 8850 275kV Line and the Teebar Ck No2 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 - 29/05/2026
Refer AEMO Electricity Market Notice 144162
At 2135 hrs the Woolooga to Teebar Creek 8850 275kV Line and the Teebar Ck No2 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
144162POWER SYSTEM EVENTS29/05/2026 10:50:40 AM
Non-credible contingency event - QLD region - 29/05/2026
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 29/05/2026
At 1013 hrs the Woolooga to Teebar Creek 8850 275kV Line and the Teebar Ck No2 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 - 29/05/2026
At 1013 hrs the Woolooga to Teebar Creek 8850 275kV Line and the Teebar Ck No2 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
144160INTER-REGIONAL TRANSFER29/05/2026 09:48:13 AM
Inter-regional transfer limit variation - Heywood M1 500/275kV XFMR - VIC region - 29/05/2026
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Heywood M1 500/275kV XFMR - VIC region - 29/05/2026
A planned outage of Heywood M1 500/275kV XFMR in the VIC region was scheduled from 1100 hrs 25/05/2026 to 1800 hrs 29/05/2026.
The outage has been completed and Heywood M1 500/275kV XFMR returned to service at 0920 hrs 29/05/2026
Constraint set(s) revoked: V-HYTX_M12
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Heywood M1 500/275kV XFMR - VIC region - 29/05/2026
A planned outage of Heywood M1 500/275kV XFMR in the VIC region was scheduled from 1100 hrs 25/05/2026 to 1800 hrs 29/05/2026.
The outage has been completed and Heywood M1 500/275kV XFMR returned to service at 0920 hrs 29/05/2026
Constraint set(s) revoked: V-HYTX_M12
Manager NEM Real Time Operations
144141INTER-REGIONAL TRANSFER25/05/2026 11:34:48 AM
Inter-regional transfer limit variation - Koorangie to Wemen 220 kV Line - VIC region - 25/05/2026
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Koorangie to Wemen 220 kV Line - VIC region - 25/05/2026
At 1130 hrs 25/05/2026 there was a short notice outage of Koorangie to Wemen 220 kV Line.
The following constraint set(s) invoked at 1130 hrs 25/05/2026
V-KOWE
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,T-V-MNSP1,V-SA,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Koorangie to Wemen 220 kV Line - VIC region - 25/05/2026
At 1130 hrs 25/05/2026 there was a short notice outage of Koorangie to Wemen 220 kV Line.
The following constraint set(s) invoked at 1130 hrs 25/05/2026
V-KOWE
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,T-V-MNSP1,V-SA,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
144139INTER-REGIONAL TRANSFER24/05/2026 01:04:22 PM
Inter-regional transfer limit variation - Tailem Bend 275 kV East Bus - SA region - 24/05/2026
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Tailem Bend 275 kV East Bus - SA region - 24/05/2026
At 1250 hrs 24/05/2026 there was a short notice outage of Tailem Bend 275 kV East Bus.
The following constraint set(s) invoked at 1250 hrs 24/05/2026
S-TB275_E_BUS
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Tailem Bend 275 kV East Bus - SA region - 24/05/2026
At 1250 hrs 24/05/2026 there was a short notice outage of Tailem Bend 275 kV East Bus.
The following constraint set(s) invoked at 1250 hrs 24/05/2026
S-TB275_E_BUS
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
144122INTER-REGIONAL TRANSFER20/05/2026 07:18:48 PM
Inter-regional transfer limit variation - South Morang F2 500/330kV XFMR - VIC region - 20/05/2026
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - South Morang F2 500/330kV XFMR - VIC region - 20/05/2026
The outage has been rescheduled for 0630 hrs 18/05/2026 to 1700 hrs 22/05/2026.
Constraint set(s) invoked: V-SMTX_F_R
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1,V-SA,VIC1-NSW1,V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - South Morang F2 500/330kV XFMR - VIC region - 20/05/2026
The outage has been rescheduled for 0630 hrs 18/05/2026 to 1700 hrs 22/05/2026.
Constraint set(s) invoked: V-SMTX_F_R
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1,V-SA,VIC1-NSW1,V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations