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[EventId:202504301730_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 30 April 2025 17:30
Issued by Australian Energy Market Operator Ltd at 1730 hrs on 30 April 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 30 April 2025.
Refer to market notice: 126803
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1730 hrs on 30 April 2025.
This is an AEMO autogenerated Market Notice.
Inter-regional transfer limit variation - Red Cliffs - Buronga X1 220kV Line - NSW region - 30/04/2025
Inter-regional transfer limit variation - Red Cliffs - Buronga X1 220kV Line - NSW region - 30/04/2025
A planned outage of Red Cliffs - Buronga X1 220kV Line in the NSW region was scheduled from 0700 hrs 27/04/2025 to 1700 hrs 02/05/2025.
The outage has been completed and Red Cliffs - Buronga X1 220kV Line returned to service at 1625 hrs 30/04/2025
Constraint set(s) revoked: I-BURC_X1
Manager NEM Real Time Operations
[EventId:202504301305_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 30 April 2025 13:05
Issued by Australian Energy Market Operator Ltd at 1305 hrs on 30 April 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 30 April 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1305 hrs on 30 April 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.
CHG0102918:Network Change Impacting Norwest and Brisbane Control Room Phone Network
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Network Change Impacting Norwest and Brisbane Control Room Phone Network
Change Start Date & Time: 01/05/2025 11:00:00
Change End Date & Time: 01/05/2025 16:00:00
Outage Start Date & Time: 01/05/2025 12:00:00
Outage End Date & Time: 01/05/2025 15:00:00
Environment: Production
Participant Impact and Requirements: Possibility of experiencing 2 x 30 seconds outages to Norwest and Brisbane Control Room phone networks on 1st May between 12 pm and 2 pm. You are hereby advised to maintain status quo and continue to reach out the Control rooms as you would normally do and only call Norwest on 02 8884 5291 or 02 8884 5292 and Brisbane on 0733473291 or 0733473292 if you have any trouble at all reaching them on their regular operating lines.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
Inter-regional transfer limit variation - Eraring - Kemps Creek 5A1 500 kV line- NSW region - 29/04/2025
Inter-regional transfer limit variation - Eraring - Kemps Creek 5A1 500 kV line - NSW region - 29/04/2025
A planned outage of Eraring - Kemps Creek 5A1 500 kV line in the NSW region was scheduled from 0730 hrs 28/04/2025 to 1600 hrs 02/05/2025.
The outage has been completed and Eraring - Kemps Creek 5A1 500 kV line returned to service at 1650 hrs 29/04/2025
Constraint set revoked: N-ERKC_ONE
Manager NEM Real Time Operations
Initial - CHG0102888 - Network Change Impacting Norwest Control Room Phone Network
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Network Change Impacting Norwest Control Room Phone Network
Change Start Date & Time: 30/04/2025 11:00:00
Change End Date & Time: 30/04/2025 16:00:00
Outage Start Date & Time: 30/04/2025 11:50:00
Outage End Date & Time: 30/04/2025 16:00:00
Environment: Production
Participant Impact and Requirements: 2 x 30 seconds outages to Norwest Control Room phone networks are expected on 30th April between 12 pm and 4 pm. You are hereby advised to maintain status quo and continue to reach out to Norwest control room as you would normally do and only call 02 8884 5291 or 02 8884 5292 if you have any trouble at all reaching them on their regular operating lines.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
CHG0102918 - Network Change Impacting Norwest and Brisbane Control Room Phone Network
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Network Change Impacting Norwest and Brisbane Control Room Phone Network
Change Start Date & Time: 01/05/2025 11:00:00
Change End Date & Time: 01/05/2025 16:00:00
Outage Start Date & Time: 01/05/2025 12:00:00
Outage End Date & Time: 01/05/2025 15:00:00
Environment: Production
Participant Impact and Requirements: Possibility of experiencing 2 x 30 seconds outages to Norwest and Brisbane Control Room phone networks on 1st May between 12 pm and 2 pm. You are hereby advised to maintain status quo and continue to reach out the Control rooms as you would normally do and only call Norwest on 02 8884 5291 or 02 8884 5292 and Brisbane on 0733473291 or 0733473292 if you have any trouble at all reaching them on their regular operating lines.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
Initial - CHG0102888 - Network Change Impacting Norwest Control Room Phone Network
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Network Change Impacting Norwest Control Room Phone Network
Change Start Date & Time: 30/04/2025 11:00:00
Change End Date & Time: 30/04/2025 16:00:00
Outage Start Date & Time: 30/04/2025 11:50:00
Outage End Date & Time: 30/04/2025 16:00:00
Environment: Production
Participant Impact and Requirements: 2 x 30 seconds outages to Norwest Control Room phone networks are expected on 30th April between 12 pm and 4 pm. You are hereby advised to maintain status quo and continue to reach out to Norwest control room as you would normally do and only call 02 8884 5291 or 02 8884 5292 if you have any trouble at all reaching them on their regular operating lines.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities.
Inter-regional transfer limit variation - [outage element] - NSW region - 26/04/2025
Inter-regional transfer limit variation - [outage element] - NSW region - 26/04/2025
At 1140 hrs 26/04/2025 there was a short notice outage of Griffith - Yanco 99J 132 kV Line.
The following constraint set(s) invoked at 1140 hrs 26/04/2025
N-GFYC-99J-C
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations