Filter by category
Filter by Date
[EventId:202501221330_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 22 January 2025 13:30
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 22 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 22 January 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 1330 hrs on 22 January 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:202501221140_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 22 January 2025 11:40
Issued by Australian Energy Market Operator Ltd at 1140 hrs on 22 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 22 January 2025.
Refer to market notice: 123553
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 1140 hrs on 22 January 2025.
This is an AEMO autogenerated Market Notice.
Inter-regional transfer limit variation -Bundy-Buronga (6F) 330 kV line - NSW region - 21/01/2025
Inter-regional transfer limit variation - - NSW region - 21/01/2025
At 1935 hrs 21/01/2025 there was a short notice outage of Bundy-Buronga (6F) 330 kV line
The following constraint set(s) invoked
I-BDBU_ONE
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,VIC1-NSW1,V-SA,T-V-MNSP1
The outage is scheduled to return to service at 1935 hrs 22/01/2025
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
[EventId:202501221035_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 22 January 2025 10:35
Issued by Australian Energy Market Operator Ltd at 1035 hrs on 22 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 22 January 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 1035 hrs on 22 January 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:202501211630_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 21 January 2025 16:30
Issued by Australian Energy Market Operator Ltd at 1630 hrs on 21 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 January 2025.
Refer to market notice: 123526
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 1630 hrs on 21 January 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202501211450_NRM_VIC1_SA1_started] NEGRES CONSTRAINT NRM_VIC1_SA1 started operating from 21 January 2025 14:50
Issued by Australian Energy Market Operator Ltd at 1450 hrs on 21 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 January 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 1450 hrs on 21 January 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.
[EventId:202501211330_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 21 January 2025 13:30
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 21 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 January 2025.
Refer to market notice: 123515
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 1330 hrs on 21 January 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202501211135_NRM_VIC1_SA1_started] NEGRES CONSTRAINT NRM_VIC1_SA1 started operating from 21 January 2025 11:35
Issued by Australian Energy Market Operator Ltd at 1135 hrs on 21 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 21 January 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 1135 hrs on 21 January 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.
Update - Non-credible contingency event - NSW region - 15/01/2025
Update - Non-credible contingency event - NSW region - 15/01/2025
Refer AEMO Electricity Market Notice 123354
At 1458 hrs the Tomago - Taree (963) 132kV line was returned to service. The Tomago - Brandy Hill (9C6) 132kV line was returned to service on 16/01/2025.
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