Market Notices

124021RESERVE NOTICE02/02/2025 10:51:15 PM

PDPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 03/02/2025

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:


[1.] From 1830 hrs 03/02/2025 to 1930 hrs 03/02/2025.
The forecast capacity reserve requirement is 404 MW.
The minimum capacity reserve available is 333 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
     
124020INTER-REGIONAL TRANSFER02/02/2025 10:38:53 PM

Update - Inter-regional transfer limit variation - Ararat to Waubra to Ballarat 220 kV line - VIC region - 02/02/2025

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Ararat to Waubra to Ballarat 220 kV line - VIC region - 02/02/2025

At 2138 hrs 02/02/2025 there was an unplanned outage of Ararat to Waubra to Ballarat 220 kV line.

The following constraint set(s) invoked at 2150 hrs 02/02/2025
V-AR_WB_BA

The following constraint set(s) invoked at 2230 hrs 02/02/2025
V-KIAMAL_SC_220CB

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,T-V-MNSP1,V-SA,VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
124019RECLASSIFY CONTINGENCY02/02/2025 10:13:55 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: 02/02/2025 22:13 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
124018RECLASSIFY CONTINGENCY02/02/2025 10:09:10 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: 02/02/2025 22:09

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 124014

Auto-generated on behalf of Manager NEM Real Time Operations
     
124017INTER-REGIONAL TRANSFER02/02/2025 10:04:02 PM

Inter-regional transfer limit variation - Ararat to Waubra to Ballarat 220 kV line - VIC region - 02/02/2025

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Ararat to Waubra to Ballarat 220 kV line - VIC region - 02/02/2025

At 2138 hrs 02/02/2025 there was an unplanned outage of Ararat to Waubra to Ballarat 220 kV line.

The following constraint set(s) invoked at 2150 hrs 02/02/2025
V-AR_WB_BA

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,T-V-MNSP1,V-SA,VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
124016RECLASSIFY CONTINGENCY02/02/2025 09:39:10 PM

Cancellation of a Non-Credible Contingency Event: Ross - Tully South - Woree No.8905 275 kV line line and Cardwell - Tully No.7389 132kV line 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: Ross - Tully South - Woree No.8905 275 kV line and Cardwell - Tully No.7389 132kV line

Cancellation time: 02/02/2025 21:39

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 124015

Auto-generated on behalf of Manager NEM Real Time Operations
     
124015RECLASSIFY CONTINGENCY02/02/2025 08:37:04 PM

Reclassification of a Non-Credible Contingency Event: Ross - Tully South - Woree No.8905 275 kV line line and Cardwell - Tully No.7389 132kV line 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: Ross - Tully South - Woree No.8905 275 kV line and Cardwell - Tully No.7389 132kV line

Duration: 02/02/2025 20:36 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
124014RECLASSIFY CONTINGENCY02/02/2025 08:04:55 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: 02/02/2025 20:04 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
124013RECLASSIFY CONTINGENCY02/02/2025 08:04:51 PM

Reclassification of a Non-Credible Contingency Event: Kamerunga - Barron Gorge 7184 132kV line and Kamerunga - Barron Gorge 7143 132kV 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: Kamerunga - Barron Gorge 7184 132kV and Kamerunga - Barron Gorge 7143 132kV

Duration: 02/02/2025 20:04 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
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