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CHG0087945 | Production | Planned System Maintenance activity
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Change Start Date & Time: 10/04/2024 11:00:00 AEST
Change End Date & Time: 10/04/2024 12:00:00 AEST
Outage Start Date & Time: 10/04/2024 11:00:00 AEST
Outage End Date & Time: 10/04/2024 12:00:00 AEST
Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this 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.
NON-CONFORMANCE Region QLD1 Monday, 8 April 2024
NON-CONFORMANCE QLD1 Region Monday, 8 April 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 08/04/2024 15:00 to 08/04/2024 15:05
Amount: -43 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
CHG0087653 | Completed | Production | Prod eMDM Maintenance
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MDM - Meter Data Management
Change Title: Prod eMDM Maintenance
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
CHG0086184 | Completed | Production | NSW Internet Router Refresh
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Local Area Network
Change Title: NSW Internet Router Refresh
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Update - Non-credible contingency event - SA region - 25/03/2024
Update - Non-credible contingency event - SA region - 25/03/2024
Refer AEMO Electricity Market Notice 115794
At 1736 hrs Torrens Island BC3 275 kV CB was returned to service.
Torrens Island BW3 275 kV CB and Torrens Island - Lefevre 275 kV line previously 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 Friday, 5 April 2024
NON-CONFORMANCE QLD1 Region Friday, 5 April 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_1
Duration: 05/04/2024 08:45 to 05/04/2024 09:05
Amount: -49 MW
Constraint: NC-Q_MPP_1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Thursday, 4 April 2024
NON-CONFORMANCE QLD1 Region Thursday, 4 April 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: KAREEYA1
Duration: 04/04/2024 03:00 to 04/04/2024 03:10
Amount: -17 MW
Constraint: NC-Q_KAREEYA1
Auto-generated on behalf of Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 03/04/2024
Non-credible contingency event - QLD region - 03/04/2024
At 2322 hrs the Kareeya PS units 1, 2, 3 and 4 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
Update - Non-credible contingency event - NSW region - 03/04/2024
Update - Non-credible contingency event - NSW region - 03/04/2024
Refer AEMO Electricity Market Notice 115944
At 2301 hrs the Eraring Power Station Unit 1 and Unit 2 were 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