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CHG0098524 | Cancelled | Pre-Production | Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production
Notification issued to: Market Notice
Notification Type: Cancelled
Change Type: Normal
Service/ Component: Short Term Trading Market (STTM)
Change Title: Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600
CHG0098496 | Completed | Production | QLD Marketnet Router Replacement
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Market Network
Change Title: QLD Marketnet Router Replacement
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
CHG0098837 | Pre-Production | EMMS-Pre-Production Bay transfer for Core switch Refresh
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System_PreProd
Change Title: EMMS-Pre-Production Bay transfer for Core switch Refresh
Change Start Date & Time: 22/10/2024 07:00:00 AEST
Change End Date & Time: 22/10/2024 19:30:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Pre-Production
Participant Impact and Requirements: A Bay transfer is scheduled for 22nd October is not expected to have any impact. If any issues are identified because of this maintenance activity, please contact the AEMO Support Hub 1300 236 600.
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 .
Non-credible contingency event - VIC region - 18/10/2024
Non-credible contingency event - VIC region - 18/10/2024
At 1525 hrs the Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line tripped and auto-reclosed.
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
Network Augmentation Commissioned - NSW Region - 18/10/2024
A network augmentation has been commissioned in the NSW region at 2000 hrs 18/10/2024 as follows:
Stubo 330kV switching station has been cut into the existing Wellington - Wollar West 79 330 kV line to form the following circuits:
Wellington - Stubo SF 79 330 kV Transmission Line
Wollar West - Stubo SF 7M 330 kV Transmission Line
Manager NEM Real Time Operations
CHG0099243 | Pre-Production | Maintenance activities to be performed on the Declared Wholesale Gas Market Systems Pre-Production
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: 23/10/2024 07:00:23 AEST
Change End Date & Time: 23/10/2024 17:30:33 AEST
Outage Start Date & Time: 23/10/2024 08:00:00 AEST
Outage End Date & Time: 23/10/2024 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 .
CHG0098658 | Completed | Production | Planned System Maintenance - Declared Wholesale Gas Market (DWGM)
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: DWGM - Web Exchanger
Change Title: Planned System Maintenance - Declared Wholesale Gas Market (DWGM)
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Heywood testing (Vic to SA) 16th October 2024 - update
Refer to market notice 118930 - revised the testing times.
There is an opportunity for testing Heywood Interconnector (HIC) flow from Victoria to South Australia above 450MW on 16th October from 17:00hrs to 17th October 00:00hrs
This test includes a trip and reclose of a line in South Australia.
Please also refer to the published formal PEC Stage 1 and HIC capacity release testing information at the following link https://aemo.com.au/-/media/files/stakeholder_consultation/consultations/nem-consultations/2023/project-energyconnect-stage-1-and-hic-capacity-release/pec-stage-1-and-hic---final-test-program.pdf?la=en.
Ben Blake
AEMO Operations
CHG0098812 | Completed | Pre-Production | Pre-Prod MSATS and eMDM November Maintenance Release
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MSATS - Market Settlement & Transfer System
Change Title: Pre-Prod MSATS and eMDM November Maintenance Release
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.