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123079INTER-REGIONAL TRANSFER12/01/2025 10:18:12 AM
Inter-regional transfer limit variation - Armidale-Sapphire 8E 330 kV line - NSW region - 12/01/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Armidale-Sapphire 8E 330 kV line - NSW region - 12/01/2025
A planned outage of Armidale-Sapphire 8E 330 kV line in the NSW region was scheduled from 0500 hrs 12/01/2025 to 1700 hrs 12/01/2025.
The outage has been completed and Armidale-Sapphire 8E 330kV line returned to service at 1015 hrs 12/01/2025
Constraint set(s) revoked:
N-ARSR_8E
N-DM_SVC
N-TW_SVC
N-X_8E+DM+TW+LS_SVC
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Armidale-Sapphire 8E 330 kV line - NSW region - 12/01/2025
A planned outage of Armidale-Sapphire 8E 330 kV line in the NSW region was scheduled from 0500 hrs 12/01/2025 to 1700 hrs 12/01/2025.
The outage has been completed and Armidale-Sapphire 8E 330kV line returned to service at 1015 hrs 12/01/2025
Constraint set(s) revoked:
N-ARSR_8E
N-DM_SVC
N-TW_SVC
N-X_8E+DM+TW+LS_SVC
Manager NEM Real Time Operations
123036INTER-REGIONAL TRANSFER11/01/2025 01:11:48 PM
Inter-regional transfer limit variation - [outage element] - TAS region - 11/01/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - [outage element] - TAS region - 11/01/2025
At 1233 hrs 11/01/2025 there was an unplanned outage of Gordon - Chapel St No 1 220 kV line. There was approximately 52 MW of load reduction at Nyrstar.
The following constraint set(s) were invoked at 1240 hrs
F-T-CSGO
T-CSGO
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - [outage element] - TAS region - 11/01/2025
At 1233 hrs 11/01/2025 there was an unplanned outage of Gordon - Chapel St No 1 220 kV line. There was approximately 52 MW of load reduction at Nyrstar.
The following constraint set(s) were invoked at 1240 hrs
F-T-CSGO
T-CSGO
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
122985INTER-REGIONAL TRANSFER09/01/2025 12:50:38 PM
Inter-regional transfer limit variation - Armidale-Uralla 8U 330kV Line - NSW region - 09/01/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Armidale-Uralla 8U 330kV Line - NSW region - 09/01/2025
A planned outage of Armidale-Uralla 8U 330kV Line in the NSW region was scheduled from 0500 hrs 09/01/2025 to 1700 hrs 09/01/2025.
The outage has been completed and Armidale-Uralla 8U 330kV Line returned to service at 1250 hrs 09/01/2025
Constraint set revoked: N-ARUL_8U
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Armidale-Uralla 8U 330kV Line - NSW region - 09/01/2025
A planned outage of Armidale-Uralla 8U 330kV Line in the NSW region was scheduled from 0500 hrs 09/01/2025 to 1700 hrs 09/01/2025.
The outage has been completed and Armidale-Uralla 8U 330kV Line returned to service at 1250 hrs 09/01/2025
Constraint set revoked: N-ARUL_8U
Manager NEM Real Time Operations
122962INTER-REGIONAL TRANSFER08/01/2025 12:20:09 PM
Inter-regional transfer limit variation - Hummocks - Bungama - Snowtown 132kV Line - SA region - 08/01/2025
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Hummocks - Bungama - Snowtown 132kV Line - SA region - 08/01/2025
At 1210 hrs 08/01/2025 there was a short notice outage of Hummocks - Bungama - Snowtown 132kV Line.
The following constraint set(s) invoked at 1210 hrs 08/01/2025
S-HUBG
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Hummocks - Bungama - Snowtown 132kV Line - SA region - 08/01/2025
At 1210 hrs 08/01/2025 there was a short notice outage of Hummocks - Bungama - Snowtown 132kV Line.
The following constraint set(s) invoked at 1210 hrs 08/01/2025
S-HUBG
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
122961INTER-REGIONAL TRANSFER08/01/2025 12:09:21 PM
Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 08/01/2025
AEMO ELECTRICITY MARKET NOTICE
In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked automated constraint set CA_BRIS_56906542 from 1155 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
VIC1-NSW1
Manager NEM Real Time Operations
In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked automated constraint set CA_BRIS_56906542 from 1155 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
VIC1-NSW1
Manager NEM Real Time Operations
122920INTER-REGIONAL TRANSFER07/01/2025 03:36:39 AM
Inter-regional transfer limit variation - constraint automation to manage Power System Security in VIC region - 07/01/2025
AEMO ELECTRICITY MARKET NOTICE
In order to maintain the power system in a secure operating state in the VIC region, AEMO has invoked automated constraint set CA_BRIS_5687999A from 0330 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further information.
Manager NEM Real Time Operations
In order to maintain the power system in a secure operating state in the VIC region, AEMO has invoked automated constraint set CA_BRIS_5687999A from 0330 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further information.
Manager NEM Real Time Operations
122699RECALL GEN CAPACITY02/01/2025 08:36:19 AM
Request for Generator Recall Information for the period 06/01/2025 for Region NSW
AEMO ELECTRICITY MARKET NOTICE
Refer to AEMO Electricity Market Notice no. 122697.
Please provide Generator Recall Information for the period 06/01/2025, by 1200 hrs on 03/01/2025 via the Generator Recall communication system, in accordance with clause 4.8.5A of the National Electricity Rules.
SO_OP_3719 Procedure for Submitting Generator Outage Recall Information is available at:
https://aemo.com.au/-/media/files/electricity/nem/security_and_reliability/power_system_ops/procedures/so_op_3719-procedure-for-submitting-recall-information-scheduled-generator-outages.pdf
Procedure on how to use Generator Recall in the EMMS Markets Portal is available at
http://www.aemo.com.au/-/media/Files/Electricity/NEM/IT-Systems-and-Change/2018/Guide-to-Generator-Recall-Plans.pdf
AEMO Operations
Refer to AEMO Electricity Market Notice no. 122697.
Please provide Generator Recall Information for the period 06/01/2025, by 1200 hrs on 03/01/2025 via the Generator Recall communication system, in accordance with clause 4.8.5A of the National Electricity Rules.
SO_OP_3719 Procedure for Submitting Generator Outage Recall Information is available at:
https://aemo.com.au/-/media/files/electricity/nem/security_and_reliability/power_system_ops/procedures/so_op_3719-procedure-for-submitting-recall-information-scheduled-generator-outages.pdf
Procedure on how to use Generator Recall in the EMMS Markets Portal is available at
http://www.aemo.com.au/-/media/Files/Electricity/NEM/IT-Systems-and-Change/2018/Guide-to-Generator-Recall-Plans.pdf
AEMO Operations
122663MINIMUM SYSTEM LOAD01/01/2025 02:06:40 PM
Cancellation of Actual Minimum System Load (MSL) MSL1 event in the VIC Region on 01/01/2025.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual Minimum System Load (MSL) MSL1 event in the VIC Region on 01/01/2025.
Cancellation - Actual MSL1- VIC Region at 1400 hrs 01/01/2025.
Refer to Market Notice 122654 for MSL1.
Manager NEM Real Time Operations
Cancellation of Actual Minimum System Load (MSL) MSL1 event in the VIC Region on 01/01/2025.
Cancellation - Actual MSL1- VIC Region at 1400 hrs 01/01/2025.
Refer to Market Notice 122654 for MSL1.
Manager NEM Real Time Operations
122654MINIMUM SYSTEM LOAD01/01/2025 11:56:13 AM
Actual Minimum System Load MSL1 condition in the VIC Region on 01/01/2025
AEMO ELECTRICITY MARKET NOTICE
Actual Minimum System Load MSL1 condition in the VIC Region on 01/01/2025
Update to Market Notice 122653 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC on 01/01/2025.
Minimum regional demand is forecast to be 1398 MW at 1300 hrs, and the advisory threshold is:
- MSL1 - 1535 MW
- MSL2 - 1035 MW
- MSL3 - 535 MW
The regional demand is below the MSL1 threshold. The actual MSL1 condition is forecast to exist until 1400 hrs.
Manager NEM Real Time Operations
Actual Minimum System Load MSL1 condition in the VIC Region on 01/01/2025
Update to Market Notice 122653 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC on 01/01/2025.
Minimum regional demand is forecast to be 1398 MW at 1300 hrs, and the advisory threshold is:
- MSL1 - 1535 MW
- MSL2 - 1035 MW
- MSL3 - 535 MW
The regional demand is below the MSL1 threshold. The actual MSL1 condition is forecast to exist until 1400 hrs.
Manager NEM Real Time Operations