Market Notices

AEMO ELECTRICITY MARKET NOTICE

AEMO considers that there are suspect Forecast LOR3 conditions for the QLD region for the following periods:

1. From 0900 hrs to 1000 hrs 01/02/2024.
The maximum load (other than interruptible loads) forecast to be interrupted is 38 MW at 0930 hrs.

2. From 1130 hrs to 1200 hrs 01/02/2024.
The maximum load (other than interruptible loads) forecast to be interrupted is 62 MW at 1130 hrs.

AEMO is currently investigating these LOR3 forecast conditions to confirm whether they are valid.

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE.

Cancellation - Non-credible contingency event - QLD region - 27/01/2024

Refer AEMO Electricity Market Notice 113825

At 0138 hrs the Gin Gin (H6) No.2 275 kV Busbar tripped.

AEMO has received further information and now determines this was not a non-credible contingency event.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - QLD region - 27/01/2024

At 0138 hrs the Gin Gin (H6) No.2 275 kV Busbar 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

Change Number: CHG0082787
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Pre-Production MSATS r50.0.5 Patch Release

Change Start Date & Time: 30/01/2024 12:00:00 AEST
Change End Date & Time: 30/01/2024 17:00:00 AEST
Outage Start Date & Time: 30/01/2024 12:00:00 AEST
Outage End Date & Time: 30/01/2024 14:00:00 AEST

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 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: CHG0082564
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMMS - WebPortal
Change Title: Identity Service Site Transfer
Change Start Date & Time: 30/01/2024 11:00:00 AEST
Change End Date & Time: 30/01/2024 19:00:00 AEST
Outage Start Date & Time: 30/01/2024 13:10:00 AEST
Outage End Date & Time: 30/01/2024 13:30:00 AEST
Environment: Production
Participant Impact and Requirements: Identity Service is used by multiple systems for user authorisation and authentication.
Identity Service is mostly used by the following systems:
*MSATS
*APIs (EMMS, GBB, MSATS)
*WEM
*Markets Portal
Identity Service might have an intermittemt outage of maximum 5 minutes during the outage period impacting user login.
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.

Update - Non-credible contingency event - QLD region - 23/01/2024

Refer AEMO Electricity Market Notice 113659

At 1122 hrs the H35 Strathmore No2 275 kV bus was 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.

Nebo - Strathmore 878 275 kV line to remain out of service.

See Network Outage Scheduler (NOS) for further details.

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

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - QLD region - 23/01/2024

At 0957 hrs the Strathmore No 2 275 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.
The following constraint set(s) invoked
Q-NESTM
Q-X_NQ_275_FDR+BUS

Manager NEM Real Time Operations

Change Number: CHG0082504
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Business to Business data exchange
Change Title: Removal of support of TLS Version 1.1 and lower
Change Start Date & Time: 14/02/2024 10:00:00 AEST
Change End Date & Time: 14/02/2024 14:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Pre-Production
Participant Impact and Requirements: Participants using TLS version 1.1 and lower, need to update their servers to use TLSv1.2 as a minimum. Failing to do so would impact the connectivity with AEMO. An outage is not expected but, there may be some minor interruptions during the change 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: CHG0082626
Notification issued to: Market Notice

Notification Type: Completed
Change Type: Expedited

Service/Component: EMMS - Dispatch
Change Title: EMMS Production - FTP/Participant Intrface - Preventative maintenance.

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