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117510RESERVE NOTICE30/07/2024 08:43:12 PM
Cancellation of Actual (LOR1) condition in the SA region - 30/07/2024
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual (LOR1) condition in the SA region - 30/07/2024
The Actual LOR1 Condition in the SA Region advised in AEMO Electricity Market Notice No. 117509 is cancelled at 2040 hrs 30/07/2024.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the SA region - 30/07/2024
The Actual LOR1 Condition in the SA Region advised in AEMO Electricity Market Notice No. 117509 is cancelled at 2040 hrs 30/07/2024.
Manager NEM Real Time Operations
117509RESERVE NOTICE30/07/2024 08:17:01 PM
Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 30/07/2024
AEMO ELECTRICITY MARKET NOTICE
Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 30/07/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 2000 hrs.
The Actual LOR1 condition is forecast to exist until 2030 hrs
The capacity reserve requirement is 450 MW
The minimum capacity reserve available is 404 MW
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 30/07/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the SA region from 2000 hrs.
The Actual LOR1 condition is forecast to exist until 2030 hrs
The capacity reserve requirement is 450 MW
The minimum capacity reserve available is 404 MW
Manager NEM Real Time Operations
117507MARKET SYSTEMS30/07/2024 01:27:09 PM
CHG0091507 | Production | As part of the Platform Services Patching Program, webMethods Inactive Production Application Servers in Brisbane will have critical s
Change Number: CHG0091507
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Business to Business data exchange
Change Title: As part of the Platform Services Patching Program, webMethods Inactive Production Application Servers in Brisbane will have critical security patches applied.
Change Start Date & Time: 26/08/2024 08:00:00 AEST
Change End Date & Time: 28/08/2024 18:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: This is the Inactive Production environment, there is no impact for external participants.
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?d=pp_services_status for any planned/unplanned maintenance activities .
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Business to Business data exchange
Change Title: As part of the Platform Services Patching Program, webMethods Inactive Production Application Servers in Brisbane will have critical security patches applied.
Change Start Date & Time: 26/08/2024 08:00:00 AEST
Change End Date & Time: 28/08/2024 18:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: This is the Inactive Production environment, there is no impact for external participants.
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?d=pp_services_status for any planned/unplanned maintenance activities .
117503POWER SYSTEM EVENTS30/07/2024 07:07:11 AM
Non-credible contingency event - QLD region - 30/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 30/07/2024
At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.
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 - QLD region - 30/07/2024
At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.
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
117500POWER SYSTEM EVENTS28/07/2024 05:14:14 PM
Update - Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - QLD region - 27/07/2024
Refer AEMO Electricity Market Notice 117487
At 1702 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer 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
Update - Non-credible contingency event - QLD region - 27/07/2024
Refer AEMO Electricity Market Notice 117487
At 1702 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer 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
117496INTER-REGIONAL TRANSFER28/07/2024 11:42:01 AM
Inter-regional transfer limit variation - Heywood - South East No 2 275 kV Line - SA region - 26/07/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation -Heywood - South East No 2 275 kV Line SA region - 26/07/2024
A planned outage of Heywood - South East No 2 275 kV Line in the SA region was scheduled from 0830 hrs 26/07/2024 to 1730 hrs 28/07/2024.
The outage has been extended until 1200 hrs 29/07/2024
Constraint set(s) invoked:
I-HYSE
I-VS_050
I-VS+LKB_050
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation -Heywood - South East No 2 275 kV Line SA region - 26/07/2024
A planned outage of Heywood - South East No 2 275 kV Line in the SA region was scheduled from 0830 hrs 26/07/2024 to 1730 hrs 28/07/2024.
The outage has been extended until 1200 hrs 29/07/2024
Constraint set(s) invoked:
I-HYSE
I-VS_050
I-VS+LKB_050
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
117487POWER SYSTEM EVENTS27/07/2024 10:52:18 AM
Correction - Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Correction to Market Notice 117486
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer 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
Correction to Market Notice 117486
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer 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
117486POWER SYSTEM EVENTS27/07/2024 10:26:53 AM
Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer 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
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer 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
117477MARKET SYSTEMS26/07/2024 05:11:06 PM
CHG0091533 | Production | Planned Outage for the Gas Short Term Trading Market Systems Production.
Change Number: CHG0091533
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: 08/08/2024 09:00:00 AEST
Change End Date & Time: 08/08/2024 22:00:00 AEST
Outage Start Date & Time: 08/08/2024 18:30:00 AEST
Outage End Date & Time: 08/08/2024 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 .
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: 08/08/2024 09:00:00 AEST
Change End Date & Time: 08/08/2024 22:00:00 AEST
Outage Start Date & Time: 08/08/2024 18:30:00 AEST
Outage End Date & Time: 08/08/2024 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 .