Market Notices

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

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

Change Number: CHG0098660
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Cisco IP Phone
Change Title: Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

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

Change Number: CHG0098666
Notification issued to: Market Notice
Notification Type: Cancelled
Change Type: Normal
Service/ Component: Cisco IP Phone
Change Title: Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600

Change Number: CHG0098678
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cisco IP Phone
Change Title: Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)
Change Start Date & Time: 08/10/2024 00:00:00 AEST
Change End Date & Time: 08/10/2024 06:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Outage Duration:
3 x 15 Minutes during the window

Impacts:
Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Perth).
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any
planned/unplanned maintenance activities .

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

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

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