Filter by category
Filter by Date
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 12/02/2024
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 12/02/2024
Refer Market Notice 114536
The AEMO Intervention Event and all associated directions are cancelled from 1800 hrs 14/02/2024
Manager NEM Real Time Operations
Direction - SA region 14/02/2024
Direction - SA region 14/02/2024
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 1535 hrs on 14/02/2024.
Intervention pricing does not apply to this AEMO intervention event.
Manager NEM Real Time Operations
Possible intervention to manage power system security in South Australia (SA) Region
Possible intervention to manage power system security in SA region
The synchronous generating units currently expected to be synchronised in SA from 0815 hrs 15/02/2024 will be inadequate to maintain a secure operating state in SA .
AEMO estimates that, in the absence of sufficient market response by 1530 hrs 14/02/2024, 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
Reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV line in NSW1 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: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 14/02/2024 13:34 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 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: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Duration: 14/02/2024 13:34 until further notice
Constraint set(s) invoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Auto-generated on behalf of Manager NEM Real Time Operations
Update - Direction - VIC Region - 14/02/2024
Update - Direction - VIC Region - 14/02/2024
Refer Market Notice 114697
The AEMO intervention event that commenced from interval ending 0720 hrs on 14/02/2024 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
Direction - VIC region 14/02/2024
Direction - VIC region 14/02/2024
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the VIC 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 0720 hrs on 14/02/2024.
Intervention pricing does not apply to this AEMO intervention event.
Manager NEM Real Time Operations
Possible intervention to manage power system security in VIC region
Possible intervention to manage power system security in VIC region
The synchronous generating units currently expected to be synchronised in VIC from 0740 hrs 14/02/2024 will be inadequate to maintain a secure operating state in VIC .
AEMO estimates that, in the absence of sufficient market response by 0715 hrs 14/02/2024, AEMO may need to intervene by issuing a direction requiring one or more VIC synchronous generating unit(s) to operate or remain synchronised to maintain power system security in VIC.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction VIC region 13/02/2024
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction VIC region 13/02/2024
Refer Market Notice 114656
The AEMO Intervention Event and all associated directions are cancelled from 0610 hrs 14/02/2024
Manager NEM Real Time Operations