Market Notices

Change Number: CHG0095221

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

Service/ Component: Gas Hub
Change Title: A production site transfer of the Electricity and Gas B2B Hub will be carried out to facilitate maintenance activities.

Change Start Date & Time: 25/08/2024 09:00:00 AEST
Change End Date & Time: 25/08/2024 17:00:00 AEST
Outage Start Date & Time: 25/08/2024 10:00:00 AEST
Outage End Date & Time: 25/08/2024 14:00:00 AEST

Environment: Production

Participant Impact and Requirements: The following impacts are expected during this maintenance:
- All access to the Electricity B2B Hub will be unavailable.
- All access to the Gas B2B Hub and all ebXML gateways (AEMOMIBB, AGNLGWY, LVI & VENCORP) will be unavailable. CATS and MDMT transactions for VIC/QLD will be delayed during the maintenance window.
- Users are not required to take any action due to this change, however will need to enact manual workarounds for 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 .

AEMO ELECTRICITY MARKET NOTICE

The Nebo to Broadsound no. 8846 275 kV line in the Queensland (QLD) region is planned to be out of service from 0600 hrs 16/08/2024 to 1700 hrs 18/08/2024.

This outage is considered a High Impact Outage (HIO) as the outage recall is greater than 30 minutes.
A credible contingency event during this planned outage may require market intervention, such as the issuing of directions.

Refer AEMO Network Outage Schedule (NOS) for further details.

AEMO Operations

Change Number: CHG0091459
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: MSATS CATS & URM Site Transfer BNE to NOR Data Centre
Change Start Date & Time: 25/08/2024 10:00:00 AEST
Change End Date & Time: 25/08/2024 17:00:00 AEST
Outage Start Date & Time: 25/08/2024 11:15:00 AEST
Outage End Date & Time: 25/08/2024 11:45:00 AEST
Environment: Production
Participant Impact and Requirements: The change has some login outages that are below and will impact participants logging into the web portal for MSATS, OPDMS, NOS and EMMS production environments.
AEMO recommends users who need to use these AEMO services, login prior to the start of the outage and remain logged in.
NOTE: If you log out of this session, you will be unable to log back in until the completion of the outage.

A URM outage will occur between 11:15:00 - 11:45:00 AEST and have an expected outage duration of upto 20 minutes. During this time users will not be able to have new login sessions into TMM, OPDMS, NOS or EMMS WebPortal. Users who are already logged in will not be impacted.
The MSATS outage is 10:00:00 - 14:00:00 AEST.

Participants should be aware that:
o MSATS, Meter data processing, RM reports, B2B, B2M screen, NMI Discovery, CDR, CDP will not be available
o Production participant passwords will be retained.
o Users that log out and users that try to log in once the URM outage has commenced will only be able to log in after URM outage is complete. Users that are already logged in before the outage will not be impacted.
o Any password resets or new account creations completed during the URM outage window will need to be redone.
o MSATS and NOS Server FTP sessions will be disabled during outage - Wholesale MMS FTP will still be available.
o Plain English constraints will not be available during the URM outage timeframe via the EMMS web portal.

Change Number: CHG0095134

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Cohesity

Change Title: AEMO will be undertaking maintenance activities on the SMP system

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

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 116052

There is an opportunity for testing QNI Minor for flows from NSW to Qld up to 850 MW on Monday 12th August 2024 from 1100 to 1700hrs.

This test includes a trip and reclose of a line in northern NSW.

Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade

Ben Blake
AEMO Operations

Change Number: CHG0091753
Notification issued to: Market Notice
Notification Type: Completed

Change Type: Normal
Service/Component: Gas Supply Hub
Change Title: Pre production Gas Supply Hub (GSH) Environment Outage

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

Change Number: CHG0095132
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cohesity

Change Title: AEMO will be undertaking maintenance activities on the DWGM system
Change Start Date & Time: 13/08/2024 22:30:42 AEST
Change End Date & Time: 14/08/2024 08:30:42 AEST

Outage Start Date & Time:
Outage End Date & Time:
Environment: Production

Participant Impact and Requirements:
AEMO will be undertaking maintenance activities on the DWGM system. Whilst no outage is expected there is potential for transient performance degradation during the 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 .

Change Number: CHG0095134
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cohesity

Change Title: AEMO will be undertaking maintenance activities on the SMP system
Change Start Date & Time: 11/08/2024 15:00:57 AEST
Change End Date & Time: 12/08/2024 01:00:57 AEST

Outage Start Date & Time:
Outage End Date & Time:
Environment: Production

Participant Impact and Requirements: AEMO will be undertaking maintenance activities on the SMP system. Whilst no outage is expected there is potential for transient performance degradation during the 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

Network Augmentation Commissioned - VIC Region - 07/08/2024

Cressy - Golden Plains No. 2 220 kV Line has been commissioned.

Manager NEM Real Time Operations