Market Notices

AEMO ELECTRICITY MARKET NOTICE
SERVICE INTERRUPTION - UPDATE
AEMO is experiencing a service interruption relating to the Market Settlements and Transfer Solutions - Meter Data Management system.
AEMO is working on the issue. A potential root cause is being investigated.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - North West Bend to Monash No. 2 132 kV Line - SA region - 13/05/2025

At 1555 hrs 13/05/2025 there was an unplanned outage of North West Bend to Monash No. 2 132 kV Line.

The following constraint set(s) invoked at 1555 hrs 13/05/2025
S-NWCB6022+6023
S-MH_CB6153

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

Change Number: CHG0103124

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Change Start Date & Time: 07/05/2025 12:00:00
Change End Date & Time: 07/05/2025 13:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this change.

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.

AEMO ELECTRICITY MARKET NOTICE
SERVICE INTERRUPTION - UPDATE
AEMO is experiencing a service interruption relating to the Market Settlements and Transfer Solutions - Meter Data Management system.
AEMO is working on the issue and will provide updates as more information becomes available.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager

AEMO ELECTRICITY MARKET NOTICE
SERVICE INTERRUPTION - UPDATE
AEMO is experiencing a service interruption relating to the Market Settlements and Transfer Solutions - Meter Data Management system.
AEMO is working on the issue and will provide updates as more information becomes available.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager

Change Number: CHG0103220

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Boomi_PreProd
Change Title: Renewal and update of Preproduction Boomi server certificates
Change Start Date & Time: 14/05/2025 10:00:00
Change End Date & Time: 14/05/2025 14:00:00
Outage Start Date & Time: 14/05/2025 11:00:00
Outage End Date & Time: 14/05/2025 11:15:00
Environment: Pre-Production
Participant Impact and Requirements: Boomi (azure) batch and real-time runtimes server certificates are expiring on May 25th 2025 and needs to be renewed for the application to be functional and to process the requests.
CN=boomi-ppd-bch.aemo.local
CN=boomi-ppd-rtm.aemo.local

CDR and CDP will be unavailable during this outage.
TLS Certificate Management portal will be unavailable during this outage.

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.

AEMO ELECTRICITY MARKET NOTICE
SERVICE INTERRUPTION - UPDATE
AEMO is experiencing a service interruption relating to the Market Settlements and Transfer Solutions - Meter Data Management system.
AEMO is working on the issue and will provide updates as more information becomes available.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager

ELECTRICITY MARKET NOTICE
SERVICE INTERRUPTION - ALERT
AEMO is experiencing a service interruption relating Meter Data Management - Degraded performance to reports.
AEMO is working on the issue and will provide updates as more information becomes available.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager

Change Number: CHG0103085

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Internet Access
Change Title: Planned Telecommunications Maintenance Affecting the AEMO QLD Data Centre Internet Access Point.
Change Start Date & Time: 16/05/2025 00:00:00
Change End Date & Time: 16/05/2025 06:00:00
Outage Start Date & Time: 16/05/2025 00:00:00
Outage End Date & Time: 16/05/2025 16:00:00
Environment: Production
Participant Impact and Requirements: External/Market

The following impacts are expected to participant connectivity during this planned outage:

IPWAN Participants - Nil

Lan-2-Lan VPN Participants - Up to 1 x 40 Minutes to participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10)
Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO NSW datacenter termination point (202.44.78.10) prior to this scheduled outage.

SSL VPN Participants: SSLVPN users may experience an outage as services are moved to the alternate AEMO VPN access point.

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.