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Initial - CHG0102573 - There will be no access to the STTM Production services (SWEX/SWEXIE/MIS) for the duration of the outage
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: STTM - Scheduling & Dispatch - SPI
Change Title: There will be no access to the STTM Production services (SWEX/SWEXIE/MIS) for the duration of the outage. Please access outside these hours.
Change Start Date & Time: 01/05/2025 18:30:00
Change End Date & Time: 01/05/2025 20:30:00
Outage Start Date & Time: 01/05/2025 18:30:00
Outage End Date & Time: 01/05/2025 20:30:00
Environment: Production
Participant Impact and Requirements: There will be no access to the STTM Production services (SWEX/SWEXIE/MIS) for the duration of the outage. Please access outside these hours.
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-CONFORMANCE Region NSW1 Wednesday, 23 April 2025
NON-CONFORMANCE NSW1 Region Wednesday, 23 April 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: JEMALNG1
Duration: 23/04/2025 08:50 to 23/04/2025 10:00
Amount: 38 MW
Constraint: NC-N_JEMALNG1
Auto-generated on behalf of Manager NEM Real Time Operations
Completed - CHG0102537 - NOR Pre-Prod GFRC will have scheduled maintenance works outage from 9.00am Wednesday 9 April until 12pm (EST)
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Windows Server
Change Title: NOR Pre-Prod GFRC will have scheduled maintenance works outage from 9.00am Wednesday 9 April until 12pm (EST)
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Completed - CHG0102344 - Maintenance activities to be performed on the Declared Wholesale Gas Market Systems Pre-Production.
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.
Completed - CHG0102325 - Maintenance activities to be performed on Gas Short Term Trading Market Systems Pre-Production.
Notification issued to: Market Notice
Notification Type: Completed
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.
Completed - CHG0102489 - Pre-Prod eMDM Maintenance Release
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MDM - Meter Data Management_PreProd
Change Title: Pre-Prod eMDM Maintenance Release
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Update - Non-credible contingency event - NSW region - 19/04/2025
Update - Non-credible contingency event - NSW region - 19/04/2025
Refer AEMO Electricity Market Notice 126598
At 0617 hrs the Uralla - New England Solar Farm No.1 330/33 kV Transformer and New England No.2 Solar Farm was returned to service.
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
NON-CONFORMANCE Region QLD1 Saturday, 19 April 2025
NON-CONFORMANCE QLD1 Region Saturday, 19 April 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_1
Duration: 19/04/2025 14:20 to 19/04/2025 14:30
Amount: 15 MW
Constraint: NC-Q_MPP_1
Auto-generated on behalf of Manager NEM Real Time Operations
Non-credible contingency event - NSW region - 19/04/2025
Non-credible contingency event - NSW region - 19/04/2025
At 1351 hrs the Uralla - New England Solar Farm No.1 330/33 kV Transformer and New England No.2 Solar Farm tripped.
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