Market Notices

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1830 hrs on 5 May 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 5 May 2025.

Refer to market notice: 126877

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 1830 hrs on 5 May 2025.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1705 hrs on 5 May 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 5 May 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 1705 hrs on 5 May 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.

Change Number: CHG0102231

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)_PreProd
Change Title: Pre-Prod MASTS 54.2 and eMDM Maintenance Release
Change Start Date & Time: 06/05/2025 13:00:00
Change End Date & Time: 06/05/2025 17:00:00
Outage Start Date & Time: 06/05/2025 13:00:00
Outage End Date & Time: 06/05/2025 17:00:00
Environment: Pre-Production
Participant Impact and Requirements: Users will not be able to access MSATS during the outage period.

Meter data processing and RM reports will not be available during the outage period.

User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.

MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage

NMI Discovery will not be available during the outage period.

CDR and CDP will not be available during the outage period.

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.

Change Number: CHG0102918

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Local Area Network
Change Title: Network Change Impacting Norwest and Brisbane Control Room Phone Network

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0102573

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: STTM - Scheduling & Dispatch - SPI
Change Title: There will be no access to the STTM Production services (SWEX/SWEXIE/MIS) for the duration of the outage. Please access outside these hours.

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0102888

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Local Area Network
Change Title: Network Change Impacting Norwest Control Room Phone Network

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0102918

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Local Area Network
Change Title: Network Change Impacting Norwest and Brisbane Control Room Phone Network

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0102918

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.

Change Number: CHG0102888

Notification issued to: Market Notice
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: 27/04/2025 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.