Market Notices

Change Number: CHG0089854
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Short Term Trading Market
Change Title: Planned Outage for the Gas Short Term Trading Market Systems Production.
Change Start Date & Time: 11/06/2024 09:00:00 AEST
Change End Date & Time: 11/06/2024 22:00:00 AEST
Outage Start Date & Time: 11/06/2024 18:30:00 AEST
Outage End Date & Time: 11/06/2024 21:00:00 AEST

Environment: Production

Participant Impact and Requirements: Gas Short Term Trading Market (STTM) services including SWEX and MIS, SPI and SBS will not be available during the outage window in Production.

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: CHG0090097
Notification issued to: Market Notice
Notification Type: Completed

Change Type: Normal
Service/Component: Declared Wholesale Gas Market (DWGM)

Change Title: Maintenance activities to be performed on the Declared Wholesale Gas Market Systems Pre-Production.

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

AEMO ELECTRICITY MARKET NOTICE

Following review of the operation of the Very Fast FCAS market, from 1300 hrs AEST on Tuesday 11th June AEMO will:

Increase the cap on dispatch of Very Fast Raise (R1) Contingency FCAS from 325 MW to 350 MW

Increase the cap on dispatch of Very Fast Lower (L1) Contingency FCAS from 200 MW to 225 MW

No other changes to the dispatch of Very Fast FCAS or FCAS constraint equation changes will be made on this date.

For information on the Fast Frequency Response (FFR) initiative please visit the website at: https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response

Andrew Groom
AEMO Operations

AEMO ELECTRICITY MARKET NOTICE

Network Augmentation Commissioned - QLD Region - 01/06/2024

H90 Tully South 275 kV Switching Station has been cut into the existing Ross - Woree No.8905 275 kV line to form the following circuits:

H13 Ross - H90 Tully South No.8905/1 275 kV line
H90 Tully South - H39 Woree No.8905/2 275 kV line

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation -Sheffield - Georgetown No. 2 220 kV line - TAS region - 30/05/2024

At 2301 hrs 30/05/2024 there was an unplanned outage of Sheffield - Georgetown No. 2 220 kV line

The following constraint set(s) invoked at 2310 hrs 30/05/2024
T-GTSH

This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

Change Number: CHG0090097
Notification issued to: Market Notice

Notification Type: Initial
Change Type: Normal
Service/ Component: Declared Wholesale Gas Market (DWGM)
Change Title: Maintenance activities to be performed on the Declared Wholesale Gas Market Systems Pre-Production.

Change Start Date & Time: 03/06/2024 08:00:00 AEST
Change End Date & Time: 03/06/2024 17:30:00 AEST
Outage Start Date & Time: 03/06/2024 08:00:00 AEST
Outage End Date & Time: 03/06/2024 12:30:00 AEST

Environment: Pre-Production
Participant Impact and Requirements: This is a regular procedure to allow routine maintenance. short service outages over the day for DWGM services, includiing MIBB and Web Exchanger.

Pre-Production Declared Wholesale Gas Market Systems (DWGM)

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: CHG0089701
Notification issued to: Market Notice

Notification Type: Completed
Change Type: Normal

Service/Component: Gas Supply Hub

Change Title: NOR Pre-Prod GSH will have scheduled maintenance works outage from 9.00am Thursday 30 May until 12pm (EST)

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

Change Number: CHG0089701
Notification issued to: Market Notice
Notification Type: Initial

Change Type: Normal
Service/ Component: Gas Supply Hub
Change Title: NOR Pre-Prod GSH will have scheduled maintenance works outage from 9.00am Thursday 30 May until 12pm (EST)

Change Start Date & Time: 30/05/2024 09:00:00 AEST
Change End Date & Time: 30/05/2024 12:00:00 AEST
Outage Start Date & Time: 30/05/2024 09:00:00 AEST
Outage End Date & Time: 30/05/2024 12:00:00 AEST

Environment: Pre-Production

Participant Impact and Requirements: Services may be unavailable while maintenance is in progress

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: CHG0089701
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas Supply Hub
Change Title: NOR Pre-Prod GSH will have scheduled maintenance works outage from 9.00am Thursday 30 May until 12pm (EST)
Change Start Date & Time: 30/05/2024 09:00:00 AEST
Change End Date & Time: 30/05/2024 12:00:00 AEST
Outage Start Date & Time: 30/05/2024 09:00:00 AEST
Outage End Date & Time: 30/05/2024 12:00:00 AEST
Environment: Pre-Production
Participant Impact and Requirements: Services may be unavailable while maintenance is in progress
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 .