Market Notices

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - NSW region - 25/06/2024

At 0901 hrs the Sydney West No.1 330 kV SVC tripped during switching for planned outage of Sydney West No.4 330/132 kV transformer.

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 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

Change Number: CHG0090646

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Market Network

Change Title: Planned maintenance affecting the AEMO Market Network.

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

Change Number: CHG0090585

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: EMMS - Dispatch

Change Title: Dispatch Applications Upgrade

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

Change Number: CHG0090725

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)

Change Title: Pre-Prod MSATS and eMDM July Maintenance Release

Change Start Date & Time: 25/06/2024 13:00:00 AEST

Change End Date & Time: 25/06/2024 17:00:00 AEST

Outage Start Date & Time: 25/06/2024 13:00:00 AEST

Outage End Date & Time: 25/06/2024 17:00:00 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/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: CHG0090790

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Gas FRC - CATS

Change Title: Maintenance activities to be performed on the Gas Full Retail Contestability (VIC/QLD) Market systems Production

Change Start Date & Time: 30/06/2024 09:00:00 AEST

Change End Date & Time: 30/06/2024 17:00:00 AEST

Outage Start Date & Time: 30/06/2024 10:00:00 AEST

Outage End Date & Time: 30/06/2024 14:00:00 AEST

Environment: Production

Participant Impact and Requirements: The following impacts are expected during this maintenance:

- All access to the VIC & QLD RETAIL GFRC Production Systems will be unavailable.

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: CHG0090805

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Identity Service (IDS)

Change Title: Identity Service Site Transfer

Change Start Date & Time: 25/06/2024 12:01:26 AEST

Change End Date & Time: 26/06/2024 17:01:35 AEST

Outage Start Date & Time: 25/06/2024 13:05:00 AEST

Outage End Date & Time: 25/06/2024 13:15:00 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
*Internal / Markets Portal Services

Identity Service might have an intermittemt outage between 13:05 to 13:15 AEST and during this outage period few users might face login issues.

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?d=pp_services_status for any planned/unplanned maintenance activities .

Change Number: CHG0090802

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: 24/06/2024 08:00:00 AEST

Change End Date & Time: 26/06/2024 17:30:00 AEST

Outage Start Date & Time: 25/06/2024 13:25:00 AEST

Outage End Date & Time: 25/06/2024 13:30:00 AEST

Environment: Production

Participant Impact and Requirements: The maintenance activity is not expected to have any impact however delays to Dispatch cycles, bid submission, and outage to the AEMO Markets Portal are possible during the outage window on Tuesday 25th June around 13:25 to 13:30 AEST.CDR 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?d=pp_services_status for any planned/unplanned maintenance activities .

Change Number: CHG0090808

Notification issued to: Market Notice

Notification Type: Cancelled

Change Type: Normal

Service/ Component: Short Term Trading Market

Change Title: CANCELLED - Planned Outage for the Gas Short Term Trading Market Systems Production

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

Change Number: CHG0090631

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Internet Access

Change Title: Planned Maintenance to Norwest Internet firewall.

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