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
     
118486RECLASSIFY CONTINGENCY27/09/2024 05:53:55 PM

Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 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: Chalumbin - Turkinje No.7165 132 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 118484

Auto-generated on behalf of Manager NEM Real Time Operations
     
118485RECLASSIFY CONTINGENCY27/09/2024 03:50:02 PM

Reclassification 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

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: QLD1

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

Duration: 27/09/2024 15:49 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
118484RECLASSIFY CONTINGENCY27/09/2024 03:50:07 PM

Reclassification of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Duration: 27/09/2024 15:49 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
118422RECLASSIFY CONTINGENCY24/09/2024 02:53:49 PM

Cancellation - Reclassification of a Non Credible Contingency Event: Trip of Golden Plains No. 1 220 kV bus - Vic region - 20/08/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Reclassification of a Non Credible Contingency Event: Trip of Golden Plains No. 1 220 kV bus - Vic region - 20/08/2024

Refer to MN 117734

Based on advice from the asset owner, AEMO no longer considers the trip of Golden Plains No. 1 220 kV bus as a credible contingency event.


Therefore AEMO cancels the reclassification as a credible contingency event from 1450 hrs 24/09/2024.

Constraint Set revoked: NIL

Manager NEM Real Time Operations
     
118414RESERVE NOTICE24/09/2024 10:14:24 AM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 24/09/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 118412 is cancelled at 1015 hrs 24/09/2024.

Manager NEM Real Time Operations
     
118412RESERVE NOTICE24/09/2024 09:38:00 AM

PDPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 24/09/2024

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following Period:

From 1900 hrs 24/09/2024 to 2000 hrs 24/09/2024.
The forecast capacity reserve requirement is 350 MW.
The minimum capacity reserve available is 311 MW.


AEMO is seeking a market response.

AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.


Manager NEM Real Time Operations
     
118410RESERVE NOTICE23/09/2024 10:26:36 PM

PDPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 24/09/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 118409 is cancelled at 2215 hrs 23/09/2024.

Manager NEM Real Time Operations
     
118409RESERVE NOTICE23/09/2024 05:21:24 PM

PDPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 24/09/2024

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following Period:

From 1900 hrs 24/09/2024 to 1930 hrs 24/09/2024.
The forecast capacity reserve requirement is 350 MW.
The minimum capacity reserve available is 335 MW.


AEMO is seeking a market response.

AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.

Manager NEM Real Time Operations
     
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