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126871INTER-REGIONAL TRANSFER05/05/2025 01:52:26 PM
Inter-regional transfer limit variation - Greenbank - Mudgeeraba No. 836 275 kV Line - QLD region - 05/05/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Greenbank - Mudgeeraba No. 836 275 kV Line - QLD region - 05/05/2025
At 1336 hrs 05/05/2025 there was an unplanned outage of Greenbank - Mudgeeraba No. 836 275 kV Line.
The following constraint set(s) invoked at 1340 hrs 05/05/2025
Q-GBMU_835_836
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 - Greenbank - Mudgeeraba No. 836 275 kV Line - QLD region - 05/05/2025
At 1336 hrs 05/05/2025 there was an unplanned outage of Greenbank - Mudgeeraba No. 836 275 kV Line.
The following constraint set(s) invoked at 1340 hrs 05/05/2025
Q-GBMU_835_836
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
126861RECLASSIFY CONTINGENCY05/05/2025 01:21:02 PM
Reclassification of a Non-Credible Contingency Event: Gordon - Chapel St No 1 220kV line and Gordon - Chapel St No 2 220kV line in TAS1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV
Duration: 05/05/2025 13:20 until further notice
Constraint set(s) invoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
T-CSGO_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Gordon - Chapel St No 1 220kV and Gordon - Chapel St No 2 220kV
Duration: 05/05/2025 13:20 until further notice
Constraint set(s) invoked:
F-T-CSGO Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1
T-CSGO_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
126857RECLASSIFY CONTINGENCY05/05/2025 12:36:31 PM
Reclassification of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Duration: 05/05/2025 12:36 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Duration: 05/05/2025 12:36 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
126855MARKET INTERVENTION04/05/2025 03:00:14 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 126852
PPCCGT PELICAN POINT at 0001 hrs 03/05/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is expected to stay in place until 0400 hrs 06/05/2025.
The direction update is issued at 1500 hrs 04/05/2025.
Manager NEM Real Time Operations
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 126852
PPCCGT PELICAN POINT at 0001 hrs 03/05/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is expected to stay in place until 0400 hrs 06/05/2025.
The direction update is issued at 1500 hrs 04/05/2025.
Manager NEM Real Time Operations
126854MARKET INTERVENTION04/05/2025 02:58:28 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 126851
TORRB2 TORRENS ISLAN at 2300 hrs 02/05/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 06/05/2025.
The direction update is issued at 1500 hrs 04/05/2025.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 126851
TORRB2 TORRENS ISLAN at 2300 hrs 02/05/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 06/05/2025.
The direction update is issued at 1500 hrs 04/05/2025.
Manager NEM Real Time Operations
126853INTER-REGIONAL TRANSFER03/05/2025 04:11:50 PM
Inter-regional transfer limit variation - South Morang - Thomastown No 2 220 kV Line - VIC region - 03/05/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation -South Morang - Thomastown No 2 220 kV Line - VIC region - 03/05/2025
A planned outage of South Morang - Thomastown No 2 220 kV Line in the VIC region was scheduled from 0629 hrs 03/05/2025 to 1830 hrs 03/05/2025.
The outage has been completed and South Morang - Thomastown No 2 220 kV Line returned to service at 1615 hrs 03/05/2025
Constraint set(s) revoked: V-SMTT2
Manager NEM Real Time Operations
Inter-regional transfer limit variation -South Morang - Thomastown No 2 220 kV Line - VIC region - 03/05/2025
A planned outage of South Morang - Thomastown No 2 220 kV Line in the VIC region was scheduled from 0629 hrs 03/05/2025 to 1830 hrs 03/05/2025.
The outage has been completed and South Morang - Thomastown No 2 220 kV Line returned to service at 1615 hrs 03/05/2025
Constraint set(s) revoked: V-SMTT2
Manager NEM Real Time Operations
126852MARKET INTERVENTION03/05/2025 03:05:44 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 126850
PPCCGT PELICAN POINT at 0001 hrs 03/05/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is expected to stay in place until 0400 hrs 05/05/2025.
The direction update is issued at 1500 hrs 03/05/2025.
Manager NEM Real Time Operations
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 126850
PPCCGT PELICAN POINT at 0001 hrs 03/05/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is expected to stay in place until 0400 hrs 05/05/2025.
The direction update is issued at 1500 hrs 03/05/2025.
Manager NEM Real Time Operations
126851MARKET INTERVENTION03/05/2025 03:03:44 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 126849
TORRB2 TORRENS ISLAN at 2300 hrs 02/05/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 05/05/2025.
The direction update is issued at 1500 hrs 03/05/2025.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 126849
TORRB2 TORRENS ISLAN at 2300 hrs 02/05/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 05/05/2025.
The direction update is issued at 1500 hrs 03/05/2025.
Manager NEM Real Time Operations
126850MARKET INTERVENTION02/05/2025 04:00:18 PM
Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 126848
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Pelican Point Power Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT at 1600 hrs 02/05/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0000 hrs 03/05/2025
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 04/05/2025.
Pelican Point Power 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 Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 126848
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Pelican Point Power Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT at 1600 hrs 02/05/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0000 hrs 03/05/2025
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 04/05/2025.
Pelican Point Power 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