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Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 21/03/2024
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 21/03/2024
Refer Market Notice 115730
The AEMO Intervention Event and all associated directions are cancelled from 1530 hrs 25/03/2024
Manager NEM Real Time Operations
Update - Non-credible contingency event - SA region - 25/03/2024
Update - Non-credible contingency event - SA region - 25/03/2024
Refer AEMO Electricity Market Notice 115777
At 1350 hrs the Davenport - Brinkworth 275 kV line, Brinkworth No 3 275/132 kV transformer
and Brinkworth - Templers West 275 kV line was 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 - Possible intervention to manage power system security in SA region
Update - Possible intervention to manage power system security in SA region
The synchronous generating units currently expected to be synchronised in SA from 2100 hrs 25/03/2024 will be inadequate to maintain a secure operating state in SA .
AEMO estimates that, in the absence of sufficient market response by 1400 hrs 25/03/2024, AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.
Manager NEM Real Time Operations
Non-credible contingency event - SA region - 25/03/2024
Non-credible contingency event - SA region - 25/03/2024
At 0810 hrs there was an unplanned outage of the following elemets:
Davenport - Brinkworth 275 kV line
Brinkworth No 3 275/132 kV transformer
Brinkworth - Templers West 275 kV line
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
Severe Space Weather Watch Notification 25/03/2024
Severe Space Weather Watch Notification 25/03/2024
The Australian Bureau of Meteorology's Space Weather Forecasting Centre has issued the following notification.
Severe space weather watch: A recent space weather event is anticipated to impact the Earth within the next 48 hours.
The effects are expected to be significant.
Increased awareness of critical infrastructure is advised.
Please monitor the SWS website for further updates at https://www.sws.bom.gov.au
If required; actions will be taken as per AEMO's system operating procedure SO_OP3715 Power System Security Guidelines.
Manager NEM Real Time Operations
Update - Non-credible contingency event - SA region - 14/03/2024
Update - Non-credible contingency event - SA region - 14/03/2024
Refer AEMO Electricity Market Notice 115624
At 1635 hrs the Tungkillo - Robertstown No. 1 275 kV Line and the Tungkillo East 275 kV Bus was 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 - Direction - SA Region - 21/03/2024
Update - Direction - SA Region - 21/03/2024
Refer Market Notice 115730
The AEMO intervention event that commenced from interval ending 1550 hrs on 21/03/2024 is continuing.
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
[EventId:202403241155_confirmed] Prices for interval 24-Mar-2024 11:55 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1220 hrs on 24 March 2024
PRICES ARE NOW CONFIRMED for trading interval 24-Mar-2024 11:55.
In accordance with Market Notice 115751 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:202403241220_confirmed] Prices for interval 24-Mar-2024 12:20 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1220 hrs on 24 March 2024
PRICES ARE NOW CONFIRMED for trading interval 24-Mar-2024 12:20.
In accordance with Market Notice 115756 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.