Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Moorabool - Sydenham No. 2 500 kV Line - VIC region - 19/11/2024

A planned outage of Moorabool - Sydenham No. 2 500 kV Line in the VIC region was scheduled from 1130 hrs 13/11/2024 to 1900 hrs 20/11/2024.

The outage has been completed and Moorabool - Sydenham No. 2 500 kV Line returned to service at 1640 hrs 19/11/2024

Constraint set(s) revoked: V-MLSY_NOEMTT_R

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

This incident has been uplifted to a P1.

The service interruption relating to the Electricity Market Management System service has been resolved.

For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR3 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:

From 1600 hrs to 1900 hrs 26/11/2024.
The maximum load (other than interruptible loads) forecast to be interrupted is 199 MW at 1730 hrs.

AEMO is seeking a market response.

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

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE

The service interruption relating to the Electricity Market Management System service has been resolved.

For further enquiries please contact the AEMO Support Hub

Phone: 1300 236 600

Email: supporthub@aemo.com.au

AEMO IT Duty Manager

AEMO ELECTRICITY MARKET NOTICE

AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.

SA
Port Augusta Ap (39+ Deg C): 21st Nov, 22nd Nov

The NEM Local Temperature Alert Levels are:

Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.

AEMO requests Market Participants to:

1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,

2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.

Further information is available at:

https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts

AEMO Operations Planning

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Southpine - Rocklea 809 275 kV Line - QLD region - 18/11/2024

At 1545 hrs 18/11/2024 there was an unplanned outage of Southpine - Rocklea 809 275 kV Line.

The following constraint set(s) invoked at 1545 hrs 18/11/2024
Q-RLSP_809

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

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: 18/11/2024 06:03

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 120589

Auto-generated on behalf of Manager NEM Real Time Operations

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: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Cancellation time: 18/11/2024 03:48

Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Refer AEMO Electricity Market Notice 120588

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: NSW1

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

Duration: 18/11/2024 01:59 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations