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Direction - SA region 04/02/2025
Direction - SA region 04/02/2025
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1545 hrs on 04/02/2025.
Intervention pricing does not apply to this AEMO intervention event.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
Manager NEM Real Time Operations
Direction - SA region to AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Direction - SA region to AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer to Market Notice 124056
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN at 1540 hrs 04/02/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0030 hrs 05/02/2025
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 06/02/2025 / further notice.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Direction - SA region to AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Direction - SA region to AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 124056
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN at 1540 hrs 04/02/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0130 hrs 05/02/2025
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 06/02/2025 / further notice.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Update - Foreseeable AEMO intervention in SA region
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 124056
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0030 hrs 05/02/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1600 hrs 04/02/2025, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
NEM Local Temperature Alerts for SA, TAS, VIC from 04 Feb 2025 to 08 Feb 2025
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): 6th Feb
TAS
Launceston Ti Tree Bend (33+ Deg C): 4th Feb
VIC
Latrobe Valley Ap (39+ Deg C): 4th Feb
Mildura Ap (39+ Deg C): 4th Feb, 6th Feb
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
Inter-regional transfer limit variation - South Morang - Dederang No.1 330kV line series capacitor - VIC region - 04/02/2025
Inter-regional transfer limit variation - South Morang - Dederang No.1 330kV line series capacitor - VIC region - 04/02/2025
At 0449 hrs 04/02/2025 there was an unplanned outage of South Morang - Dederang No.1 330kV line series capacitor.
The following constraint set(s) invoked at 0505 hrs 04/02/2025
V-SMSC
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1,V-S-MNSP1,V-SA,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0030 hrs 05/02/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
NEM Local Temperature Alerts for SA, TAS, VIC from 03 Feb 2025 to 07 Feb 2025
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
Adelaide West Terrace (39+ Deg C): 3rd Feb
Clare High School (39+ Deg C): 3rd Feb
Mt Gambier Ap (39+ Deg C): 3rd Feb
Port Augusta Ap (39+ Deg C): 3rd Feb, 4th Feb, 6th Feb
TAS
Launceston Ti Tree Bend (33+ Deg C): 3rd Feb, 4th Feb
VIC
Mildura Ap (39+ Deg C): 4th Feb, 6th Feb
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 - Inter-regional transfer limit variation - Ararat to Waubra to Ballarat 220 kV line - VIC region - 02/02/2025
Inter-regional transfer limit variation - Ararat to Waubra to Ballarat 220 kV line - VIC region - 02/02/2025
At 2138 hrs 02/02/2025 there was an unplanned outage of Ararat to Waubra to Ballarat 220 kV line.
The following constraint set(s) invoked at 2150 hrs 02/02/2025
V-AR_WB_BA
The following constraint set(s) invoked at 2230 hrs 02/02/2025
V-KIAMAL_SC_220CB
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,T-V-MNSP1,V-SA,VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations