Filter by category
Filter by Date
Non-credible contingency event - SA region - 23/12/2024
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
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 122408
The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 1630 hrs 24/12/2024.
The direction update is issued at 1630 hrs 23/12/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 122407
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 1400 hrs 24/12/2024.
The direction update is issued at 1630 hrs 23/12/2024.
Manager NEM Real Time Operations
Forecast Minimum System Load (MSL1) condition in the VIC region on 29/12/2024
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
NEM Local Temperature Alerts for SA, VIC from 23 Dec 2024 to 27 Dec 2024
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
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 122373
The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 24/12/2024.
The direction update is issued at 1600 hrs 22/12/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 122372
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 24/12/2024.
The direction update is issued at 1600 hrs 22/12/2024.
Manager NEM Real Time Operations
Cancellation of Actual Minimum System Load (MSL) MSL1 event in the VIC Region on 22/12/2024.
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
Actual Minimum System Load MSL1 condition in the VIC Region on 22/12/2024
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