Market Notices

AEMO ELECTRICITY MARKET NOTICE

SERVICE INTERRUPTION - ALERT

The service interruption relating to Prudentials & Settlements have now been resolved.
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

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - South East No.61 Capacitor 275kV - SA region - 20/12/2024

At 1445 hrs 20/12/2024 there was an unplanned outage of South East No.61 Capacitor 275kV.

The following constraint set(s) invoked at 1445 hrs 20/12/2024
S-SE_1CP

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Lismore SVC 132kV - NSW region - 20/12/2024

At 1300 hrs 20/12/2024 there was a short notice outage of Lismore SVC 132kV.

The following constraint set(s) invoked at 1300 hrs 20/12/2024
N-LS_VC1

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

Inter-regional transfer limit variation - [outage element] - NSW region - 20/12/2024

At 1300 hrs 20/12/2024 there was a short notice outage of [outage element].

The following constraint set(s) invoked at 1300 hrs 20/12/2024
N-LS_VC1

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

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.

QLD
Rockhampton Ap (39+ Deg C): 24th Dec

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

SERVICE INTERRUPTION - ALERT

AEMO is experiencing a service interruption relating to: Prudentials & Settlements.

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

AEMO ELECTRICITY MARKET NOTICE


Network Augmentation Commissioned - SA Region - 18/12/2024

At 0910 hrs 18/12/2024, the Para East Left Bus 275 kV Reactor has been commissioned.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 120706

There is an opportunity for testing Project Energy Connect (PEC-1) for flows in both directions up to 150 MW on 18th December from 07:00hrs to 22:00hrs

This test includes switching of transmission lines and reactive plant in South Australia and in New South Wales.

Please also refer to the published formal PEC Stage 1 and HIC capacity release testing information at the following link https://aemo.com.au/-/media/files/stakeholder_consultation/consultations/nem-consultations/2023/project-energyconnect-stage-1-and-hic-capacity-release/pec-stage-1-and-hic---final-test-program.pdf?la=en.

Ben Blake
AEMO Operations

Change Number: CHG0100502
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MarketNet
Change Title: Planned maintenance affecting the AEMO Market Network ***Outage Updated***
Change Start Date & Time: 19/12/2024 07:00:00 AEST
Change End Date & Time: 20/12/2024 17:00:00 AEST
Outage 1 Start Date & Time: 19/12/2024 09:12:00 AEST
Outage 1 End Date & Time: 19/12/2024 09:13:00 AEST
Outage 2 Start Date & Time: 19/12/2024 15:12:00 AEST
Outage 2 End Date & Time: 19/12/2024 15:13:00 AEST

Environment: Production
Participant Impact and Requirements: Planned maintenance will be conducted on the 19th of December 2024, between 07:00AM and 05:00PM AEST on the core network infrastructure within the AEMO Market Network in Brisbane.

During there change, there will be two instances of 1-3 second service disruption to MarketNet Services accessed via Brisbane as traffic moves from the active to the standby load balancing unit. All Services should return to normal after this time. Traffic via Sydney will not be affected during this time. AEMO recommends that all market participants with site to site VPN connections currently connected via Brisbane, to switch these connections to the Sydney site as a precaution.

Participants connecting via IPWAN and/or SSL VPN will be automatically connected to the Sydney site and do not need to take any action.
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 .