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Cancellation: Protected event advice - South Australia region.
AEMO has identified that the conditions of the following protected event are no longer met.
Protected event: the loss of multiple transmission elements causing generation disconnection in the South Australia region during periods where destructive wind conditions are forecast by the Bureau of Meteorology.
Cancellation: 07/06/2023 2100hrs
Constraint set revoked: I-VS_250
Refer AEMO Electricity Market Notice 108385
Manager NEM Real Time Operations
Protected event advice - South Australia region.
AEMO has identified that the conditions of the following protected event will be met from the time specified in this notice.
Protected event: the loss of multiple transmission elements causing generation disconnection in the South Australia region during periods where destructive wind conditions are forecast by the Bureau of Meteorology.
Duration: 07/06/2023 1230 hrs until further notice
AEMO will take action to manage the power system for the impact of the protected event.
Constraint set invoked: I-VS_250
Manager NEM Real Time Operations
Declaration of electricity market resumption
Declaration of electricity market resumption
Refer initial AEMO Electricity Market Notice 107545
AEMO declares that the suspension of the spot market in Victoria will end at 1700 hrs on 23 April 2023.
The TNSP has taken sufficient steps to exclude the original event having influence on market processes and AEMO assesses that the possibility of suspending the spot market within the next 24 hours due to the same cause is minimal. AEMO also determines that it can operate the market in accordance with the provisions of the NER.
Relevant Market Notices issued under this suspension:
107545 and 107550
Manager NEM Real Time Operations
Electricity market suspension change of pricing regime
Electricity market suspension change of pricing regime
Refer initial AEMO Electricity Market Notice 107545
The Spot Market remains suspended in the following regions with the following pricing regimes from Trading Interval 0435 hrs on 23 April 2023 until further notice:
Victoria from Market Suspension Schedule Pricing to Dispatch Pricing (refer NER clause 3.14.5(d))
The cause of the original issue which affected all Victoria SCADA has not yet been resolved and may still influence market processes, hence, the Spot Market suspension will continue at this stage. However, AEMO has determined it is practicable to dispatch and price the suspended region in accordance with NER clauses 3.8 and 3.9.
Relevant Market Notices issued under this suspension:
107545
Manager NEM Real Time Operation
Declaration of electricity market suspension
Declaration of electricity market suspension
AEMO declares the spot market suspended in Victoria with Market Suspension Schedule Pricing (refer NER clause 3.14.5(b)) from Trading Interval 1620 hrs on 22 April 2023 until further notice.
Dispatch prices for the first one or two dispatch intervals of this market suspension will be reviewed manually.
Refer market notice 107544
Manager NEM Real Time Operation
Declaration of electricity market resumption
Declaration of electricity market resumption
Refer initial AEMO Electricity Market Notice 106784
AEMO declares that the suspension of the spot market in New South Wales will end at 2110 hrs on 17 March 2023.
Failure of SCADA systems in NSW have been resolved.
Relevant Market Notices issued under this suspension:
106784
Manager NEM Real Time Operations
Declaration of electricity market suspension
Declaration of electricity market suspension
AEMO declares the spot market suspended in New South Wales with Market Suspension Schedule Pricing (refer NER clause 3.14.5(b)) from Trading Interval 2015 hrs on 17 March 2023 until further notice.
Dispatch prices for the first one or two dispatch intervals of this market suspension will be reviewed manually.
AEMO has determined that it has become impossible to operate the spot market in accordance with the provisions of the Rules due to ? Failure of SCADA systems in NSW.
Manager NEM Real Time Operation
Cancellation: Protected event advice - South Australia region.
AEMO has identified that the conditions of the following protected event are no longer met.
Protected event: the loss of multiple transmission elements causing generation disconnection in the South Australia region during periods where destructive wind conditions are forecast by the Bureau of Meteorology.
Cancellation: 2100 hrs 30/10/2022
Constraint set revoked: I-VS_250
Refer AEMO Electricity Market Notice 102723
Manager NEM Real Time Operations
Final - Market suspension - FCAS prices
In accordance with Market notices 99065 and 99070, the zero ancillary services prices to TIs 0805 - 0900 on 23 June 2022 for all services in all regions have been replaced with the corresponding ROP values for each TI, service, and region.
Manager NEM Real Time Operations