Market Notices

Change Number: CHG0103386

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MarketNet
Change Title: Renewal and update of AEMO's FBS-Prod-Hub.aemo.com.au server certificate.
Change Start Date & Time: 22/06/2025 10:00:00
Change End Date & Time: 22/06/2025 14:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: AEMO's FRC Gas Hub web services need to have their server certificates updated every year with new certificates to replace the expiring one.

Participants connecting to these endpoints or receiving requests from AEMO's FRC Gas Hub platforms and have authorisation mechanisms like certificate fingerprinting in place will notice a change in AEMO's server's certificate fingerprint and will need to update their systems accordingly.

The certificate relates to "FBS-Prod-Hub.aemo.com.au" certificate and relates to the following domains.
FBS-Prod-Hub.aemo.com.au
apis.prod.aemo.com.au
hub.aemo.com.au
prod.frchub.net
apis.prod.marketnet.net.au
hub.marketnet.net.au

Participants WILL need to update the profile that communicates with the above domains.

This will need to be done to avoid the inability to send messages to the relay.

The certificates can be downloaded from the link below:
https://www.digicert.com/secure/download-certificate/0zb6n7hdvs5c84j41twxz695ft63p2m

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: CHG0101911

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Local Area Network
Change Title: Replacement of Marketnet Firewall in Brisbane

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

Change Number: CHG0103171

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Gas Hub
Change Title: Renewal and update of AEMO's FBS-Test-Hub.aemo.com.au server certificate.

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

Change Number: CHG0103463

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: 19/06/2025 08:00:00
Change End Date & Time: 19/06/2025 22:00:00
Outage Start Date & Time: 19/06/2025 18:00:00
Outage End Date & Time: 19/06/2025 19:00:00
Environment: Production
Participant Impact and Requirements: EMMS Production Systems will be transferred to the alternative datacentre for maintenance activities. During the window, delivery of FPP calculations through the participant data model may be delayed at various points.

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

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following periods:

1. From 1100 hrs to 1130 hrs 17/06/2025.
The forecast capacity reserve requirement is 220 MW.
The minimum capacity reserve available is 178 MW.

2. From 1400 hrs to 1430 hrs 17/06/2025.
The forecast capacity reserve requirement is 270 MW.
The minimum capacity reserve available is 236 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - QLD region - 11/06/2025

Refer AEMO Electricity Market Notice 127500

At 1050 hrs the Belmont - Loganlea 829 275 kV line was returned to service and previously (11/06/25) the Belmont (H3) No. 1 275 kV bus had returned to service.

The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.

AEMO will not reclassify this event as a credible contingency event.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - QLD region - 11/06/2025

Refer AEMO Electricity Market Notice 127499

At 1713 hrs the Belmont (H3) No.1 275 kV bus and Loganlea - Belmont (829) 275 kV line tripped.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency event is not known at this stage.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - QLD region - 11/06/2025

At 1713 hrs the Belmont (H3) No.1 275 kV bus tripped.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency event is not known at this stage.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 127481 is cancelled at 01:15 hrs. 09/06/2025.

Manager NEM Real Time Operations