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Forecast Minimum System Load MSL2 condition in the VIC Region on 22/12/2024
Forecast Minimum System Load MSL2 condition in the VIC Region on 22/12/2024
Update to Market Notice 122341 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC on 22/12/2024.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
- MSL1 - 1825 MW
- MSL2 - 1325 MW
- MSL3 - 825 MW
The regional demand is forecast to be below the MSL2 threshold for the following period[s]:
- From 1230 hrs 22/12/2024 to 1300 hrs 22/12/2024. Minimum regional demand is forecast to be 1314 MW at 1300 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 is seeking a market response.
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.
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: QLD1
Lines: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 21/12/2024 14:28 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: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.
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: QLD1
Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 21/12/2024 14:23 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202412211330_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 21 December 2024 13:30
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 21 December 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 21 December 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1330 hrs on 21 December 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
[EventId:202412211250_confirmed] Prices for interval 21-Dec-2024 12:50 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 12:50.
In accordance with Market Notice 122350 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412211315_confirmed] Prices for interval 21-Dec-2024 13:15 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:15.
In accordance with Market Notice 122359 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412211310_confirmed] Prices for interval 21-Dec-2024 13:10 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:10.
In accordance with Market Notice 122357 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412211305_confirmed] Prices for interval 21-Dec-2024 13:05 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:05.
In accordance with Market Notice 122355 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
[EventId:202412211300_confirmed] Prices for interval 21-Dec-2024 13:00 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1315 hrs on 21 December 2024
PRICES ARE NOW CONFIRMED for trading interval 21-Dec-2024 13:00.
In accordance with Market Notice 122352 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.