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Minimum System Load 1 (MSL1) in the VIC Region on 28/09/2024
Update to Market Notice 118421.
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region from 1030 hrs to 1430 hrs 28/09/2024.
Minimum regional demand is forecast to be 1420 MW at 1200 hrs, and the advisory threshold is:
- MSL1 - 1865 MW
- MSL2 - 1365 MW
- MSL3 - 865 MW
MSL events are forecast when forecast regional demand is less than the relevant MSL threshold. The forecast regional demand is below the MSL1 threshold.
Refer to NEM Data Dashboard to monitor demand levels: https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/data-nem/data-dashboard-nem
AEMO is seeking a market response.
An insufficient market response may require AEMO to take action or intervene to maintain power system security in Victoria. This may result in action such as the direction of scheduled production units, curtailment of non-scheduled production units, and/or a direction to maintain regional demand above required MSL threshold, in both Victoria and South Australia.
AEMO Operations
Minimum System Load 1 (MSL1) in the VIC Region on 27/09/2024
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region from 1300 hrs 27/09/2024 to 1330 hrs 27/09/2024.
Minimum regional demand is forecast to be 1879 MW at 1330 hrs, and the advisory threshold is:
o MSL1 - 1915 MW
o MSL2 - 1415 MW
o MSL3 - 915 MW
MSL events are forecast when forecast regional demand is less than the relevant MSL threshold. The forecast regional demand is below the MSL1 threshold.
Refer to NEM Data Dashboard to monitor demand levels: https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/data-nem/data-dashboard-nem
AEMO is seeking a market response.
An insufficient market response may require AEMO to take action or intervene to maintain power system security in Victoria. This may result in action such as the direction of scheduled production units, curtailment of non-scheduled production units, and/or a direction to maintain regional demand above required MSL threshold, in both Victoria and South Australia.
AEMO Operations
Minimum System Load 1 (MSL1) in the VIC Region on 28/09/2024
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region from 1100 hrs to 1400 hrs 28/09/2024.
Minimum regional demand is forecast to be 1638 MW at 1300 hrs, and the advisory threshold is:
- MSL1 - 1865 MW
- MSL2 - 1365 MW
- MSL3 - 865 MW
MSL events are forecast when forecast regional demand is less than the relevant MSL threshold. The forecast regional demand is below the MSL1 threshold.
Refer to NEM Data Dashboard to monitor demand levels: https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/data-nem/data-dashboard-nem
AEMO is seeking a market response.
An insufficient market response may require AEMO to take action or intervene to maintain power system security in Victoria. This may result in actions such as recalling network outages, the direction of scheduled production units, curtailment of non-scheduled production units, and/or a direction to maintain regional demand above required MSL threshold, in both Victoria and South Australia.
AEMO Operations
Update to system normal constraint equation in NSW for transient voltage stability in south-west NSW
Refer to market notice 92840.
Transgrid has advised AEMO of an update to the transient voltage stability limit in south-west NSW for loss of Darlington Point to Wagga (63) 330 kV line. The limit will include terms for the Darlington Point and Riverina BESS.
The following constraint equation will be updated with the above changes at 1100 hrs Friday 20th September 2024.
N::N_NIL_63
For full details on the formulation, the new constraint equation has now been loaded into AEMO's pre-production systems.
For further details on these constraint equation please contact ben.blake@aemo.com.au
Ben Blake
AEMO Operations
Prices for intervals on 05/09/2024 from 13:55 to 15:10 are now confirmed
Refer AEMO Electricity Market Notice 118149 and 118150.
PRICES ARE NOW REVISED to Market Suspension Pricing Schedule for trading intervals on 05/09/2024 from 1355 hrs to 1510 hrs.
Manager Electricity Market Monitoring
[EventId:203] AP ENDED for ENERGY in NSW1 at 15 May 2024 03:55
Issued by Australian Energy Market Operator Ltd at 0355 hrs on 14 May 2024
ADMINISTERED PRICE PERIOD ENDS in NSW1 region.
In accordance with Clause 3.14.2(b) of the National Electricity Rules, AEMO is notifying market participants that the administered price period declared for the NSW1 region in market notice 116607 will end at 0400 hrs on 15 May 2024.
This is an AEMO autogenerated Market Notice.
[EventId:203] AP STARTED for ENERGY in NSW1 at 14 May 2024 03:55
Issued by Australian Energy Market Operator Ltd at 0355 hrs on 14 May 2024
ADMINISTERED PRICE PERIOD DECLARED in NSW1 region.
AEMO has determined that the rolling sum of the uncapped spot prices for the NSW1 region over the previous 2016 trading intervals has exceeded the cumulative price threshold (CPT) of $1,490,200.00.
In accordance with Clause 3.14.2(b) of the National Electricity Rules, AEMO has determined that an administered price period will commence at the trading interval starting 0405 hrs on 14 May 2024 and will continue through to the end of that trading day.
An administered price cap (APC) of 600 $/MWh will apply to all trading intervals during this administered price period. This APC will apply to spot prices and to all market ancillary service prices in the NSW1 region.
An administered floor price (AFP) of -600 $/MWh will apply to spot prices.
AEMO will continue to monitor the rolling sum of the uncapped spot prices and issue further Market Notices as required.
This is an AEMO autogenerated Market Notice.
[EventId:202] AP ENDED for ENERGY in NSW1 at 14 May 2024 03:55
Issued by Australian Energy Market Operator Ltd at 0355 hrs on 13 May 2024
ADMINISTERED PRICE PERIOD ENDS in NSW1 region.
In accordance with Clause 3.14.2(b) of the National Electricity Rules, AEMO is notifying market participants that the administered price period declared for the NSW1 region in market notice 116604 will end at 0400 hrs on 14 May 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202] AP STARTED for ENERGY in NSW1 at 13 May 2024 03:55
Issued by Australian Energy Market Operator Ltd at 0355 hrs on 13 May 2024
ADMINISTERED PRICE PERIOD DECLARED in NSW1 region.
AEMO has determined that the rolling sum of the uncapped spot prices for the NSW1 region over the previous 2016 trading intervals has exceeded the cumulative price threshold (CPT) of $1,490,200.00.
In accordance with Clause 3.14.2(b) of the National Electricity Rules, AEMO has determined that an administered price period will commence at the trading interval starting 0405 hrs on 13 May 2024 and will continue through to the end of that trading day.
An administered price cap (APC) of 600 $/MWh will apply to all trading intervals during this administered price period. This APC will apply to spot prices and to all market ancillary service prices in the NSW1 region.
An administered floor price (AFP) of -600 $/MWh will apply to spot prices.
AEMO will continue to monitor the rolling sum of the uncapped spot prices and issue further Market Notices as required.
This is an AEMO autogenerated Market Notice.