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119183MARKET SYSTEMS22/10/2024 10:55:02 AM
CHG0098524 | Cancelled | Pre-Production | Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production
Change Number: CHG0098524
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
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
119139MARKET SYSTEMS21/10/2024 09:22:19 AM
CHG0098496 | Completed | Production | QLD Marketnet Router Replacement
Change Number: CHG0098496
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.
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.
119137MARKET SYSTEMS21/10/2024 08:20:38 AM
CHG0098837 | Pre-Production | EMMS-Pre-Production Bay transfer for Core switch Refresh
Change Number: CHG0098837
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 .
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 .
119056INTER-REGIONAL TRANSFER19/10/2024 01:10:23 PM
Inter-regional transfer limit variation - Tamworth No 1 330 kV bus and Tamworth - Armidale No. 86 330 kV Line - NSW region - 19/10/2024
AEMO ELECTRICITY MARKET NOTICE
Tamworth No 1 330 kV bus and Tamworth - Armidale No. 86 330 kV Line - NSW region - 19/10/2024
A planned outage of Tamworth No 1 330 kV bus in the NSW region was scheduled from 1100 hrs 18/10/2024 to 1700 hrs 20/10/2024.
A planned outage of Tamworth - Armidale No. 86 330 kV Line in the NSW region was scheduled from 0500 hrs 09/10/2024 to 1700 hrs 20/10/2024.
The outage has been completed by 1250 hrs 19/10/2024.
Constraint set(s) invoked:
N-ARTW_86
N-LDTW_84
N-TW_SVC
N-TW_330_BUS1
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1-QLD1
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Tamworth No 1 330 kV bus and Tamworth - Armidale No. 86 330 kV Line - NSW region - 19/10/2024
A planned outage of Tamworth No 1 330 kV bus in the NSW region was scheduled from 1100 hrs 18/10/2024 to 1700 hrs 20/10/2024.
A planned outage of Tamworth - Armidale No. 86 330 kV Line in the NSW region was scheduled from 0500 hrs 09/10/2024 to 1700 hrs 20/10/2024.
The outage has been completed by 1250 hrs 19/10/2024.
Constraint set(s) invoked:
N-ARTW_86
N-LDTW_84
N-TW_SVC
N-TW_330_BUS1
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1-QLD1
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
119029POWER SYSTEM EVENTS18/10/2024 03:48:56 PM
Non-credible contingency event - VIC region - 18/10/2024
AEMO ELECTRICITY MARKET NOTICE.
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
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
119027GENERAL NOTICE18/10/2024 08:01:30 PM
Network Augmentation Commissioned - NSW Region - 18/10/2024
AEMO ELECTRICITY MARKET NOTICE
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
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
119021MARKET SYSTEMS18/10/2024 11:34:15 AM
CHG0099243 | Pre-Production | Maintenance activities to be performed on the Declared Wholesale Gas Market Systems Pre-Production
Change Number: CHG0099243
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 .
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 .
119018MARKET SYSTEMS18/10/2024 08:38:58 AM
CHG0098658 | Completed | Production | Planned System Maintenance - Declared Wholesale Gas Market (DWGM)
Change Number: CHG0098658
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.
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.
118998INTER-REGIONAL TRANSFER17/10/2024 07:20:04 PM
Inter-regional transfer limit variation - Brinkworth- Red Hill- Bungama 132kV lines - SA region - 17/10/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Brinkworth- Red Hill- Bungama 132kV lines - SA region - 17/10/2024
At 1846 hrs 17/10/2024 there was an unplanned outage of Brinkworth- Red Hill- Bungama 132kV lines.
The following constraint set(s) invoked at 1855 hrs 17/10/2024
S-BRBG
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Brinkworth- Red Hill- Bungama 132kV lines - SA region - 17/10/2024
At 1846 hrs 17/10/2024 there was an unplanned outage of Brinkworth- Red Hill- Bungama 132kV lines.
The following constraint set(s) invoked at 1855 hrs 17/10/2024
S-BRBG
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations