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Reclassification of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 due to Lightning.
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Duration: 11/06/2024 13:16 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 09/06/2024
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 09/06/2024
Refer Market Notice 116925
The AEMO Intervention Event and all associated directions are cancelled from 1430 hrs 11/06/2024
Manager NEM Real Time Operations
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 12/06/2024
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following Period:
[1.] From 0830 hrs 12/06/2024 to 0900 hrs 12/06/2024.
The forecast capacity reserve requirement is 421 MW.
The minimum capacity reserve available is 393 MW.
[2.] From 0930 hrs 12/06/2024 to 1000 hrs 12/06/2024.
The forecast capacity reserve requirement is 419 MW.
The minimum capacity reserve available is 407 MW.
Manager NEM Real Time Operations
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 17/06/2024
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:
[1.] From 1700 hrs 17/06/2024 to 2100 hrs 17/06/2024.
The forecast capacity reserve requirement is 1780 MW.
The minimum capacity reserve available is 1530 MW.
Manager NEM Real Time Operations
Update - Direction - SA Region - 09/06/2024
Update - Direction - SA Region - 09/06/2024
Refer Market Notice 116918
The AEMO intervention event that commenced from interval ending 1605 hrs on 09/06/2024 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
Update - Possible intervention to manage power system security in SA region
Update - Possible intervention to manage power system security in SA region
Refer AEMO Electricity Market Notice 116923
The synchronous generating units currently expected to be synchronised in SA from 2130 hrs 11/06/2024 will be inadequate to maintain a secure operating state in SA .
AEMO estimates that, in the absence of sufficient market response by 1200 hrs 11/06/2024, 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
Possible intervention to manage power system security in SA Region
Possible intervention to manage power system security in SA Region
The synchronous generating units currently expected to be synchronised in SA from 2130 hrs 11/06/2024 will be inadequate to maintain sufficient system strength in SA and hence a secure operating state.
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
Direction - SA region 09/06/2024
Direction - SA region 09/06/2024
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(a).
The direction was necessary to maintain the power system in a secure operating state.
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.
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 1605 hrs on 09/06/2024.
Intervention pricing does not apply to this AEMO intervention 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
Refer AEMO Electricity Market Notice 116914
The synchronous generating units currently expected to be synchronised in SA from 1000 hrs 10/06/2024 will be inadequate to maintain a secure operating state in SA .
AEMO estimates that, in the absence of sufficient market response by 1600 hrs 09/06/2024, 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