Change Number: CHG0100220

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Electricity Market Management System_PreProd

Change Title: Pre-Production Electricity Market Management System (EMMS) Maintenance - Outages

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 121705 has been updated at 0425 hrs 11/12/2024 to the following:

[1.] From 1730 hrs 16/12/2024 to 1830 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 663 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time 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 NSW region advised in AEMO Electricity Market Notice No. 121694 has been updated at 1900 hrs 10/12/2024 to the following:

[1.] From 1700 hrs 16/12/2024 to 1900 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 318 MW.

AEMO is seeking a market response.

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


Manager NEM Real Time Operations

Change Number: CHG0100201

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: MarketNet

Change Title: Planned maintenance affecting the AEMO Market Network.

Change Start Date & Time: 16/12/2024 08:00:00 AEST
Change End Date & Time: 17/12/2024 17:00:00 AEST
Outage Start Date & Time: 16/12/2024 15:12:00 AEST
Outage End Date & Time: 16/12/2024 15:13:00 AEST

Environment: Production

Participant Impact and Requirements: Planned maintenance will be conducted on the 16th of December 2024, between 07:30AM 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 .

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 121687 has been updated at 1400 hrs 10/12/2024 to the following:

1. From 1630 hrs to 1930 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 277 MW.

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

Change Number: CHG0100257

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Local Area Network

Change Title: MarketNet Services via Brisbane service disruption for 1-3 seconds as traffic is failed between highly available load balancing services.

Change Start Date & Time: 12/12/2024 14:00:00 AEST
Change End Date & Time: 12/12/2024 16:00:00 AEST
Outage Start Date & Time: 12/12/2024 15:00:00 AEST
Outage End Date & Time: 12/12/2024 15:01:00 AEST

Environment: Production

Participant Impact and Requirements: During there change, there will be a 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 Norwest will not be affected during this time.

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

Correction to Market Notice 121686, the external reference for the forecast LOR2 in the NSW region should read: 16/12/2024.

The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 121686 has been updated at 1200 hrs 10/12/2024 to the following:

1. From 1730 hrs to 1830 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 592 MW.

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 Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 121683 has been updated at 0800hrs 10/12/2024 to the following:

1. From 1700 hrs to 1900 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 336 MW.

AEMO is seeking a market response.

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following periods:

[1.] From 1730 hrs 16/12/2024 to 1830 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 587 MW.

AEMO is seeking a market response.

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

Manager NEM Real Time Operations