Market Notices

126463SETTLEMENTS RESIDUE09/04/2025 07:15:26 PM

[EventId:202504091915_NRM_VIC1_NSW1_stopped] NEGRES CONSTRAINT NRM_VIC1_NSW1 ceased operating from 09 April 2025 19:15

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1915 hrs on 9 April 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 9 April 2025.

Refer to market notice: 126459

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 1915 hrs on 9 April 2025.

This is an AEMO autogenerated Market Notice.
     
126461SETTLEMENTS RESIDUE09/04/2025 07:00:25 PM

[EventId:202504091900_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 09 April 2025 19:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1900 hrs on 9 April 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 9 April 2025.

Refer to market notice: 126448

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 1900 hrs on 9 April 2025.

This is an AEMO autogenerated Market Notice.
     
126460RESERVE NOTICE09/04/2025 06:51:14 PM

Cancellation of Actual (LOR1) condition in the NSW region - 09/04/2025

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the NSW region - 09/04/2025

The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.126458 is cancelled at 1845 hrs 09/04/2025.

Manager NEM Real Time Operations
     
126459SETTLEMENTS RESIDUE09/04/2025 06:30:31 PM

[EventId:202504091830_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 09 April 2025 18:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1830 hrs on 9 April 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 9 April 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 1830 hrs on 9 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.
     
126458RESERVE NOTICE09/04/2025 05:45:43 PM

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 09/04/2025

AEMO ELECTRICITY MARKET NOTICE

Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 09/04/2025

An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 1830 hrs

The capacity reserve requirement is 1549 MW
The minimum capacity reserve available is 1164 MW

Manager NEM Real Time Operations
     
126448SETTLEMENTS RESIDUE09/04/2025 05:15:16 PM

[EventId:202504091715_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 09 April 2025 17:15

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1715 hrs on 9 April 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 9 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 1715 hrs on 9 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.
     
126439MARKET SYSTEMS09/04/2025 09:53:27 AM

Completed - CHG0102439 - NOR Pre-Prod GSH will have scheduled maintenance works outage from 9.00am Mondday 7 April until 12pm (EST)

Change Number: CHG0102439

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Gas Supply Hub
Change Title: NOR Pre-Prod GSH will have scheduled maintenance works outage from 9.00am Mondday 7 April until 12pm (EST)


Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
126438MARKET SYSTEMS09/04/2025 09:51:37 AM

Inital - CHG0102487 - Frequency Performance Payments (FPP) Maintenance Release

Change Number: CHG0102487

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Frequency Performance Payments Engine
Change Title: Frequency Performance Payments (FPP) Maintenance Release
Change Start Date & Time: 10/04/2025 08:00:00
Change End Date & Time: 10/04/2025 16:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production

Participant Impact and Requirements: Delivery of FPP calculation results may be delayed at times during the maintenance 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.
     
126437MARKET SYSTEMS09/04/2025 09:48:31 AM

Inital - CHG0100085 - EMMS Production Systems will be transferred to the alternative datacentre for maintenance activities.

Change Number: CHG0100085

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System
Change Title: EMMS Production Systems will be transferred to the alternative datacentre for maintenance activities .
Change Start Date & Time: 14/04/2025 08:00:00
Change End Date & Time: 16/04/2025 19:00:00
Outage Start Date & Time: 15/04/2025 13:15:00
Outage End Date & Time: 15/04/2025 14:00:00
Environment: Production

Participant Impact and Requirements: EMMS Production Systems will be transferred to the alternative datacentre for maintenance activities.

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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