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Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in SA region - 11/02/2025
Referring to Market Notice 124466.
The power system security condition in the SA region, requiring AEMO to invoke the automated constraint set CA_SYDS_56BD5936 has ended at 1520 hrs.
Constraint set revoked: CA_SYDS_56BD5936
Manager NEM Real Time Operations
Forecast Minimum System Load (MSL1) condition in the VIC region on 16/02/2025
Update to Market Notice 124437 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 16/02/2025.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 2115 MW
o MSL2 - 1615 MW
o MSL3 - 1115 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1200 hrs to 1500 hrs 16/02/2025. Minimum regional demand is forecast to be 1873 MW at 1330 hrs.
Forecast regional demand (DEMAND50) is published in Short Term and Pre-Dispatch PASA region solution reports available on Market Data NEMWEB: https://aemo.com.au/en/energy-systems/electricity/national-electricity-market-nem/data-nem/market-data-nemweb .
AEMO Operations
Inter-regional transfer limit variation - constraint automation to manage Power System Security in SA region - 11/02/2025
In order to maintain the power system in a secure operating state in the SA region, AEMO has invoked automated constraint set CA_SYDS_56BD5936 from 1410 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-SA
Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Tuesday, 11 February 2025
NON-CONFORMANCE NSW1 Region Tuesday, 11 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 11/02/2025 13:55 to 11/02/2025 14:00
Amount: -11 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
Forecast Minimum System Load (MSL1) condition in the VIC region on 16/02/2025
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 16/02/2025.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 2060 MW
o MSL2 - 1560 MW
o MSL3 - 1060 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1130 hrs to 1430 hrs 16/02/2025. Minimum regional demand is forecast to be 1838 MW at 1330 hrs.
Forecast regional demand (DEMAND50) is published in Short Term and Pre-Dispatch PASA region solution reports available on Market Data NEMWEB: https://aemo.com.au/en/energy-systems/electricity/national-electricity-market-nem/data-nem/market-data-nemweb .
AEMO Operations
NON-CONFORMANCE Region NSW1 Monday, 10 February 2025
NON-CONFORMANCE NSW1 Region Monday, 10 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: GULLRWF2
Duration: 10/02/2025 11:15 to 10/02/2025 14:10
Amount: 13 MW
Constraint: NC-N_GULLRWF2
Auto-generated on behalf of Manager NEM Real Time Operations
Inter-regional transfer limit variation - Ingleburn - Wallerawang (77) 330 kV line - NSW region - 10/02/2025
Inter-regional transfer limit variation - Ingleburn - Wallerawang (77) 330 kV line - NSW region - 10/02/2025
At 0945 hrs 10/02/2025 there was an unplanned outage of Ingleburn - Wallerawang (77) 330 kV line.
The following constraint set(s) invoked at 0955 hrs 10/02/2025
N-X_AVMA_SSWW
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 09/02/2025
Cancellation of Actual (LOR1) condition in the NSW region - 09/02/2025
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.124399 is cancelled at 1749 hrs 09/02/2025.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 09/02/2025
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 09/02/2025
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1630 hrs.
The Actual LOR1 condition is forecast to exist until 1730 hrs
The capacity reserve requirement is 1320 MW
The minimum capacity reserve available is 1171 MW
Manager NEM Real Time Operations