Market Notices

118592RECLASSIFY CONTINGENCY03/10/2024 05:51:57 PM

Cancellation of the Reclassification of a Non-Credible Contingency Event: Farrell - Reece No. 1 and No. 2 220kV lines in TAS due to bushfire.

AEMO ELECTRICITY MARKET NOTICE

AEMO no longer considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has cancelled the reclassification as a credible contingency event.

Region: TAS

Lines: Farrell - Reece No. 1 and No. 2 220kV lines

Cancellation time: 17:40 hrs 03/10/2024

Constraint set(s) invoked: F-T-FARE_N-2

Refer AEMO Electricity Market Notice 118589

Manager NEM Real Time Operations
     
118589RECLASSIFY CONTINGENCY03/10/2024 02:44:14 PM

Reclassification of a Non-Credible Contingency Event: Farrell - Reece No. 1 and No. 2 220kV lines in TAS due to bushfire.

AEMO ELECTRICITY MARKET NOTICE.

Reclassification of a Non-Credible Contingency Event: Farrell - Reece No. 1 and No. 2 220kV lines in TAS due to bushfire.

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: TAS

Lines: Farrell - Reece No. 1 and No. 2 220kV lines

Duration: 03/10/2024 1445 hrs until further notice

Constraint set(s) invoked: F-T-FARE_N-2

Manager NEM Real Time Operations
     
118587RECLASSIFY CONTINGENCY03/10/2024 12:11:42 PM

Cancellation of Reclassification of a Non-Credible Contingency Event: Glenrowan No1 66kV Bus- Vic region - 18/06/2024.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Reclassification of a Non-Credible Contingency Event: Glenrowan No1 66kV Bus- Vic region - 18/06/2024.

Refer AEMO Electricity Market Notice 117043

Based on advice from the asset owner, AEMO considers the trip of the following element is no longer reasonably possible. Accordingly its classification has reverted to a non-credible contingency event.


Region: Vic

Equipment: Glenrowan No1 66kV Bus

Cancellation time: 1215 hrs 03/10/2024

Constraint set(s) revoked: Nil


Manager NEM Real Time Operations
     
118569RECLASSIFY CONTINGENCY02/10/2024 07:42:34 PM

Cancellation: Reclassification of a Non-Credible Contingency Event: Biloela -Biloela Tee 7110/2 132kV line and Biloela -Biloela Tee 7109/2 132kV line in QLD due to Other Threats.

AEMO ELECTRICITY MARKET NOTICE.
AEMO considers the occurrence of a non-credible contingency event due to other threats advised in AEMO Electricity Market Notice 118563 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 1930 hrs 02/10/2024.

Manager NEM Real Time Operations
     
118563RECLASSIFY CONTINGENCY02/10/2024 02:58:34 PM

Reclassification of a Non-Credible Contingency Event: Biloela -Biloela Tee 7110/2 132kV line and Biloela -Biloela Tee 7109/2 132kV line in QLD due to Other Threats.

AEMO ELECTRICITY MARKET NOTICE.

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Other Threats. 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: QLD

Lines: Biloela -Biloela Tee 7110/2 132kV line and Biloela -Biloela Tee 7109/2 132kV line

Duration:15:00 hrs 02/10/2024 until further notice

Constraint set(s) invoked: Nil


Manager NEM Real Time Operations
     
118527RECLASSIFY CONTINGENCY30/09/2024 03:43:56 AM

Cancellation 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.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: NSW1

Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV

Cancellation time: 30/09/2024 03:43

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 118526

Auto-generated on behalf of Manager NEM Real Time Operations
     
118526RECLASSIFY CONTINGENCY30/09/2024 01:41:19 AM

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.

AEMO ELECTRICITY MARKET NOTICE

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: 30/09/2024 01:41 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
118493MINIMUM SYSTEM LOAD28/09/2024 02:30:26 PM

Cancellation - MSL1- VIC Region at 1430 hrs 28/09/2024.

AEMO ELECTRICITY MARKET NOTICE

Cancellation - MSL1- VIC Region at 1430 hrs 28/09/2024.
Refer to Market Notice 118475.

Manager NEM Real Time Operations
     
118487RECLASSIFY CONTINGENCY27/09/2024 05:53:55 PM

Cancellation of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV

Cancellation time: 27/09/2024 17:53

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 118485

Auto-generated on behalf of Manager NEM Real Time Operations
     
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