Market Notices

126989RECLASSIFY CONTINGENCY12/05/2025 12:21:55 AM

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: 12/05/2025 00:21 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
126988RECLASSIFY CONTINGENCY12/05/2025 12:21:55 AM

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: 12/05/2025 00:21 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
126987RECLASSIFY CONTINGENCY12/05/2025 12:21:50 AM

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: 12/05/2025 00:21 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
126986MARKET SYSTEMS11/05/2025 06:15:24 PM

INC0144295 | ALERT | Meter Data Management ¿ Degraded performance reported.

ELECTRICITY MARKET NOTICE
SERVICE INTERRUPTION - ALERT
AEMO is experiencing a service interruption relating Meter Data Management - Degraded performance to reports.
AEMO is working on the issue and will provide updates as more information becomes available.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager
     
126985MARKET INTERVENTION11/05/2025 03:59:44 PM

Cancellation - Possible intervention to manage power system security in South Australia (SA) region 11/05/2025

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Possible intervention to manage power system security in South Australia (SA) region 11/05/2025

Refer Market Notice 126981

AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1600 hrs 11/05/2025.

Manager NEM Real Time Operations
     
126984MARKET INTERVENTION11/05/2025 03:27:46 PM

Cancellation - AEMO Intervention Event - SA region 10/05/2025

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - SA region 10/05/2025

Refer to Market Notice 126977

The AEMO Intervention Event and all associated directions are cancelled from 1530 hrs on 11/05/2025.


Manager NEM Real Time Operations
     
126983MARKET INTERVENTION11/05/2025 03:27:24 PM

Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT

Refer to Market Notice 126978

Direction is cancelled from: 1530 hrs 11/05/2025

Manager NEM Real Time Operations
     
126982MARKET INTERVENTION11/05/2025 02:55:32 PM

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN

Refer to Market Notice 126979

Direction is cancelled from: 1500 hrs 11/05/2025

Manager NEM Real Time Operations
     
126981MARKET INTERVENTION11/05/2025 12:44:59 PM

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region

AEMO ELECTRICITY MARKET NOTICE

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0830 hrs 12/05/2025.

The foreseeable circumstance requiring the need for intervention is Voltage.

Manager NEM Real Time Operations
     
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