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122454MINIMUM SYSTEM LOAD24/12/2024 02:49:15 PM
Cancellation of Forecast Minimum System Load MSL1 event in the VIC Region on 29/12/2024
AEMO ELECTRICITY MARKET NOTICE
Cancellation - Forecast MSL1 - VIC Region at 1400 hrs 24/12/2024.
Refer to Market Notice 122437 for MSL1.
AEMO Operations
Cancellation - Forecast MSL1 - VIC Region at 1400 hrs 24/12/2024.
Refer to Market Notice 122437 for MSL1.
AEMO Operations
122445GENERAL NOTICE24/12/2024 10:24:54 AM
NEM Local Temperature Alerts for QLD from 24 Dec 2024 to 28 Dec 2024
AEMO ELECTRICITY MARKET NOTICE
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
QLD
Dalby Ap (37+ Deg C): 28th Dec
Rockhampton Ap (39+ Deg C): 28th Dec
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
QLD
Dalby Ap (37+ Deg C): 28th Dec
Rockhampton Ap (39+ Deg C): 28th Dec
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
122444POWER SYSTEM EVENTS23/12/2024 08:40:02 PM
Update - Non-credible contingency event - SA region - 23/12/2024
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - SA region - 23/12/2024
Refer AEMO Electricity Market Notice 122442
At 2036 hrs the Happy Valley - Morphett Vale East and the Morphett Vale - Cherry Gardens 275kV lines were returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Update - Non-credible contingency event - SA region - 23/12/2024
Refer AEMO Electricity Market Notice 122442
At 2036 hrs the Happy Valley - Morphett Vale East and the Morphett Vale - Cherry Gardens 275kV lines were returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
122442POWER SYSTEM EVENTS23/12/2024 04:44:55 PM
Non-credible contingency event - SA region - 23/12/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - SA region - 23/12/2024
At 1632 hrs the Happy Valley - Morphett Vale East 275kV Line and the Morphett Vale - Cherry Gardens 275kV line tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - SA region - 23/12/2024
At 1632 hrs the Happy Valley - Morphett Vale East 275kV Line and the Morphett Vale - Cherry Gardens 275kV line tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
122437MINIMUM SYSTEM LOAD23/12/2024 02:38:20 PM
Forecast Minimum System Load (MSL1) condition in the VIC region on 29/12/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 29/12/2024.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 1760 MW
o MSL2 - 1260 MW
o MSL3 - 760 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1000 hrs 29/12/2024 to 1400 hrs 29/12/2024. Minimum regional demand is forecast to be 1515 MW at 1230 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
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC region on 29/12/2024.
Minimum System Load (MSL) conditions are forecast when regional demand is less than the relevant MSL threshold. The advisory MSL thresholds are:
o MSL1 - 1760 MW
o MSL2 - 1260 MW
o MSL3 - 760 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1000 hrs 29/12/2024 to 1400 hrs 29/12/2024. Minimum regional demand is forecast to be 1515 MW at 1230 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
122436GENERAL NOTICE23/12/2024 10:28:53 AM
NEM Local Temperature Alerts for SA, VIC from 23 Dec 2024 to 27 Dec 2024
AEMO ELECTRICITY MARKET NOTICE
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
SA
Port Augusta Ap (39+ Deg C): 25th Dec, 26th Dec
VIC
Ararat Prison (39+ Deg C): 26th Dec
Melbourne Olympic Park (39+ Deg C): 26th Dec
Mildura Ap (39+ Deg C): 26th Dec
Mortlake (39+ Deg C): 26th Dec
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
SA
Port Augusta Ap (39+ Deg C): 25th Dec, 26th Dec
VIC
Ararat Prison (39+ Deg C): 26th Dec
Melbourne Olympic Park (39+ Deg C): 26th Dec
Mildura Ap (39+ Deg C): 26th Dec
Mortlake (39+ Deg C): 26th Dec
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
122435NON-CONFORMANCE23/12/2024 09:40:24 AM
NON-CONFORMANCE Region QLD1 Monday, 23 December 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Monday, 23 December 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 23/12/2024 09:25 to 23/12/2024 09:40
Amount: 36 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Monday, 23 December 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 23/12/2024 09:25 to 23/12/2024 09:40
Amount: 36 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
122405MINIMUM SYSTEM LOAD22/12/2024 02:33:38 PM
Cancellation of Actual Minimum System Load (MSL) MSL1 event in the VIC Region on 22/12/2024.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual Minimum System Load (MSL) MSL1 event in the VIC Region on 22/12/2024.
Cancellation - Actual MSL1- VIC Region at 1430 hrs 22/12/2024.
Refer to Market Notice 122399for MSL1.
Manager NEM Real Time Operations
Cancellation of Actual Minimum System Load (MSL) MSL1 event in the VIC Region on 22/12/2024.
Cancellation - Actual MSL1- VIC Region at 1430 hrs 22/12/2024.
Refer to Market Notice 122399for MSL1.
Manager NEM Real Time Operations
122399MINIMUM SYSTEM LOAD22/12/2024 11:16:27 AM
Actual Minimum System Load MSL1 condition in the VIC Region on 22/12/2024
AEMO ELECTRICITY MARKET NOTICE
Actual Minimum System Load MSL1 condition in the VIC Region on 22/12/2024
Update to Market Notice 122377 - 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 regional demand is forecast to be 1409 MW at 1300 hrs, and the advisory threshold is:
- MSL1 - 1760 MW
- MSL2 - 1260 MW
- MSL3 - 760 MW
The regional demand is below the MSL1 threshold. The actual MSL1 condition is forecast to exist until 1430 hrs.
Manager NEM Real Time Operations
Actual Minimum System Load MSL1 condition in the VIC Region on 22/12/2024
Update to Market Notice 122377 - 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 regional demand is forecast to be 1409 MW at 1300 hrs, and the advisory threshold is:
- MSL1 - 1760 MW
- MSL2 - 1260 MW
- MSL3 - 760 MW
The regional demand is below the MSL1 threshold. The actual MSL1 condition is forecast to exist until 1430 hrs.
Manager NEM Real Time Operations