Market Notices

125650SETTLEMENTS RESIDUE14/03/2025 05:30:18 PM

[EventId:202503141730_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 14 March 2025 17:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1730 hrs on 14 March 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 14 March 2025.

Refer to market notice: 125646

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 14 March 2025.

This is an AEMO autogenerated Market Notice.
     
125647INTER-REGIONAL TRANSFER14/03/2025 05:11:12 PM

Inter-regional transfer limit variation - Lennox Head - Suffolk Park 9G3 132 kV Line - NSW region - 14/03/2025

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Lennox Head - Suffolk Park 9G3 132 kV Line - NSW region - 14/03/2025

At 1647 hrs 14/03/2025 there was a short notice outage of Lennox Head - Suffolk Park 9G3 132 kV Line.

The following constraint set(s) invoked at 1700 hrs 14/03/2025
N-BAMB_132_OPEN

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
125646SETTLEMENTS RESIDUE14/03/2025 04:35:26 PM

[EventId:202503141635_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 14 March 2025 16:35

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1635 hrs on 14 March 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 14 March 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 1635 hrs on 14 March 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.
     
125627MARKET SYSTEMS14/03/2025 02:13:15 PM

CHG0101257 - Frequency Performance Payments Release

Change Number: CHG0101257

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Frequency Performance Payments Engine
Change Title: Frequency Performance Payments Release
Change Start Date & Time: 19/03/2025 08:00:00
Change End Date & Time: 20/03/2025 16:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Delivery of Frequency Performance Payments (FPP) calculation results via the participant data model may be periodically delayed during the change window.

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 .
     
125621INTER-REGIONAL TRANSFER14/03/2025 06:03:13 AM

Inter-regional transfer limit variation - Hummocks - Waterloo 132 kV line - SA region - 14/03/2025

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Hummocks - Waterloo 132 kV line - SA region - 14/03/2025

At 0457 hrs 14/03/2025 there was an unplanned outage of Hummocks - Waterloo 132 kV line.

The following constraint set(s) invoked at 0505 hrs 14/03/2025
S-HUWT

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
     
125620INTER-REGIONAL TRANSFER14/03/2025 06:03:11 AM

Inter-regional transfer limit variation - Hummocks - Bungama 132 kV line - SA region - 14/03/2025

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Hummocks - Bungama 132 kV line - SA region - 14/03/2025

At 0457 hrs 14/03/2025 there was an unplanned outage of Hummocks - Bungama 132 kV line.

The following constraint set(s) invoked at 0505 hrs 14/03/2025
S-HUBG

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,V-SA

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
125608SETTLEMENTS RESIDUE13/03/2025 06:30:23 PM

[EventId:202503131830_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 13 March 2025 18:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1830 hrs on 13 March 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 13 March 2025.

Refer to market notice: 125605

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 1830 hrs on 13 March 2025.

This is an AEMO autogenerated Market Notice.
     
125605SETTLEMENTS RESIDUE13/03/2025 05:40:23 PM

[EventId:202503131740_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 13 March 2025 17:40

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1740 hrs on 13 March 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 13 March 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 1740 hrs on 13 March 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.
     
125593MARKET SYSTEMS13/03/2025 09:28:51 AM

CHG0101808 - Pre-production EMMS database Maintainence activity

Change Number: CHG0101808

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMMS - Data Store
Change Title: Pre-production EMMS database Maintainence activity
Change Start Date & Time: 11/03/2025 01:00:00
Change End Date & Time: 19/03/2025 17:00:00
Outage Start Date & Time: 13/03/2025 12:00:00
Outage End Date & Time: 13/03/2025 15:00:00
Environment: Pre-Production
Participant Impact and Requirements: The Electricity Market Management System (EMMS) , Gas Supply Hub (GSH) and FPP Pre-Production environment will be unavailable during the outage window.

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 .
     
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