Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation -Canberra - Lower Tumut (07) 330 kV Line - NSW region - 21/03/2025

At 1746 hrs 21/03/2025 there was an unplanned outage of Canberra - Lower Tumut (07) 330 kV Line.

The following constraint sets invoked at 1800 hrs 21/03/2025
N-CNLT_07
N-X_4+07_WG_CLOSE

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

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Darlington Point - Balranald X5 220kV Line - NSW region - 21/03/2025

A planned outage of Darlington Point - Balranald X5 220kV Line in the NSW region was scheduled from 0600 hrs 21/03/2025 to 1600 hrs 21/03/2025.

The outage has been completed and Darlington Point - Balranald X5 220kV Line returned to service at 1220 hrs 21/03/2025

Constraint set(s) revoked: N-BADP

Manager NEM Real Time Operations

Change Number: CHG0101808

Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: EMMS - Data Store
Change Title: Pre-production EMMS database Maintainence activity

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

Change Number: CHG0101257

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Frequency Performance Payments Engine
Change Title: Frequency Performance Payments Release
Change Start Date & Time: 19/03/2025 08:00:00
Change End Date & Time: 20/03/2025 16:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Delivery of Frequency Performance Payments (FPP) calculation results via the participant data model may be periodically delayed during the change window.

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

Inter-regional transfer limit variation - Robertstown - Tungkillo 1 275 kV line - SA region - 19/03/2025

At 1450 hrs 19/03/2025 there was a short notice outage of Robertstown - Tungkillo 1 275 kV line.

The following constraint set(s) invoked at 1455 hrs 19/03/2025
S-RBTU

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
V-SA

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

Change Number: CHG0101606

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Market VPN
Change Title: Planned Maintenance to Brisbane Marketnet Site to Site VPN Router
Change Start Date & Time: 22/03/2025 12:00:21
Change End Date & Time: 22/03/2025 14:00:21
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: The following impacts are expected to participant connectivity during this planned maintenance:

IPWAN Participants - Nil

Lan-2-Lan VPN Participants (IPSEC) - Up to 2 hour outage for participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10 for Policy Based VPN's or 202.44.76.12 for Route Based VPN) only - All L2L connections should be established to both QLD / NSW.

Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO NSW datacenter termination point (202.44.78.10 or 202.44.78.12) prior to this scheduled outage. *** Failure to do so will impact connectivity to Marketnet Services ***.

B2B VPN - Nil

SSL VPN Participants: Nil

GASHUB: Nil

Other Impacts will have been communicated in advance.

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 LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 125700 has been updated at1415 hrs to the following:

[1.] From 1700 hrs 16/03/2025 to 1930 hrs 16/03/2025.
The forecast capacity reserve requirement is 1720 MW.
The minimum capacity reserve available is 1162 MW.


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 125698 has been updated at1045 hrs to the following:

[1.] From 1600 hrs 16/03/2025 to 1700 hrs 16/03/2025.
The forecast capacity reserve requirement is 1370 MW.
The minimum capacity reserve available is 725 MW.

[2.] From 1830 hrs 16/03/2025 to 2000 hrs 16/03/2025.
The forecast capacity reserve requirement is 1817 MW.
The minimum capacity reserve available is 1159 MW.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 125696 has been updated to the following:

[1.] From 1600 hrs 16/03/2025 to 1730 hrs 16/03/2025.
The forecast capacity reserve requirement is 1400 MW.
The minimum capacity reserve available is 774 MW.

[2.] From 1800 hrs 16/03/2025 to 1930 hrs 16/03/2025.
The forecast capacity reserve requirement is 1844 MW.
The minimum capacity reserve available is 1154 MW.


Manager NEM Real Time Operations