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125278INTER-REGIONAL TRANSFER05/03/2025 04:48:22 PM
Inter-regional transfer limit variation - Liddell - Tomago 82 330kV Line - NSW region - 05/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Liddell - Tomago 82 330kV Line - NSW region - 05/03/2025
A planned outage of Liddell - Tomago 82 330kV Line in the NSW region was scheduled from 0600 hrs 03/03/2025 to 1600 hrs 06/03/2025.
The outage has been completed and Liddell - Tomago 82 330kV Line returned to service at 1635 hrs 05/03/2025
Constraint set(s) revoked: N-LDTM_82
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Liddell - Tomago 82 330kV Line - NSW region - 05/03/2025
A planned outage of Liddell - Tomago 82 330kV Line in the NSW region was scheduled from 0600 hrs 03/03/2025 to 1600 hrs 06/03/2025.
The outage has been completed and Liddell - Tomago 82 330kV Line returned to service at 1635 hrs 05/03/2025
Constraint set(s) revoked: N-LDTM_82
Manager NEM Real Time Operations
125277INTER-REGIONAL TRANSFER05/03/2025 04:18:40 PM
Inter-regional transfer limit variation - Ewingsdale-Mullumbimby 9G5 132kV line - NSW region - 05/03/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Ewingsdale-Mullumbimby 9G5 132kV line - NSW region - 05/03/2025
At 1603 hrs 05/03/2025 there was an unplanned outage of Ewingsdale-Mullumbimby 9G5 132kV line.
The following constraint set(s) invoked at 1615 hrs 05/03/2025
N-BAMB_132_OPEN
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Ewingsdale-Mullumbimby 9G5 132kV line - NSW region - 05/03/2025
At 1603 hrs 05/03/2025 there was an unplanned outage of Ewingsdale-Mullumbimby 9G5 132kV line.
The following constraint set(s) invoked at 1615 hrs 05/03/2025
N-BAMB_132_OPEN
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
125275MARKET INTERVENTION05/03/2025 04:30:11 PM
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 125259
TORRB2 TORRENS ISLAN at 0400 hrs 06/03/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 07/03/2025.
The direction update is issued at 1630 hrs 05/03/2025.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 125259
TORRB2 TORRENS ISLAN at 0400 hrs 06/03/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 07/03/2025.
The direction update is issued at 1630 hrs 05/03/2025.
Manager NEM Real Time Operations
125274MARKET INTERVENTION05/03/2025 04:00:26 PM
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 125258
PPCCGT PELICAN POINT at 0400 hrs 06/03/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is now expected to stay in place until 0400 hrs 07/03/2025.
The direction update is issued at 1600 hrs 05/03/2025.
Manager NEM Real Time Operations
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 125258
PPCCGT PELICAN POINT at 0400 hrs 06/03/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is now expected to stay in place until 0400 hrs 07/03/2025.
The direction update is issued at 1600 hrs 05/03/2025.
Manager NEM Real Time Operations
125271MARKET SYSTEMS05/03/2025 01:11:21 PM
CHG0101704 - As part of the Platform Services Patching Program, webMethods Inactive Production Application Servers in Brisbane
Change Number: CHG0101704
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: 04/03/2025 08:00:00
Change End Date & Time: 06/03/2025 18:00:00
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?id=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: 04/03/2025 08:00:00
Change End Date & Time: 06/03/2025 18:00:00
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?id=pp_services_status for any planned/unplanned maintenance activities .
125270MARKET SYSTEMS05/03/2025 01:08:11 PM
CHG0101291 - There will be no access to the STTM Production services (SWEX/SWEXIE/MIS) for the duration of the outage.
Change Number: CHG0101291
Notification issued to: Market Notice
Notification Type: Completed
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.
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: 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.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
125267INTER-REGIONAL TRANSFER05/03/2025 10:51:27 AM
Inter-Regional Transfer limit variation - Directlink - NSW Region
AEMO ELECTRICITY MARKET NOTICE
Inter-Regional Transfer limit variation - Directlink - NSW Region
There has been an unplanned outage of the No 1 Leg of Directlink .
The following constraint set was invoked at 1040 hrs 05/03/2025
N-X_MBTE_2
The constraint set contains the following interconnector on the left hand side.
N-Q-MNSP1
Refer AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Directlink - NSW Region
There has been an unplanned outage of the No 1 Leg of Directlink .
The following constraint set was invoked at 1040 hrs 05/03/2025
N-X_MBTE_2
The constraint set contains the following interconnector on the left hand side.
N-Q-MNSP1
Refer AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
125260MARKET SYSTEMS04/03/2025 03:40:29 PM
INC0141770 - RESOLVED - 1 x NEM Trading Interval missed
AEMO ELECTRICITY MARKET NOTICE
SERVICE INTERRUPTION - RESOLVED
The service interruption relating to the Electricity Market Management System service has been resolved. There was a single NEM Trading Interval missed at 14:00 AEST
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager
SERVICE INTERRUPTION - RESOLVED
The service interruption relating to the Electricity Market Management System service has been resolved. There was a single NEM Trading Interval missed at 14:00 AEST
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager
125259MARKET INTERVENTION04/03/2025 04:59:08 PM
Direction - SA region to AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region to AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 127257
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN at 1700 hrs 04/03/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0730 hrs 05/03/2025
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 06/03/2025.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Direction - SA region to AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 127257
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN at 1700 hrs 04/03/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0730 hrs 05/03/2025
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 06/03/2025.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations