Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Lower Tumut - Canberra 07 330kV Line - NSW region - 25/03/2025

A planned outage of Lower Tumut - Canberra 07 330kV Line in the NSW region was scheduled from 1746 hrs 21/03/2025 to 1800 hrs 26/03/2025.

The outage has been completed and Lower Tumut - Canberra 07 330kV Line returned to service at 1555 hrs 25/03/2025

Constraint set(s) revoked: N-CNLT_07

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Tuesday, 25 March 2025

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: MPP_1
Duration: 25/03/2025 14:55 to 25/03/2025 15:45
Amount: -55 MW
Constraint: NC-Q_MPP_1

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Monday, 24 March 2025

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: MPP_2
Duration: 24/03/2025 22:10 to 24/03/2025 23:30
Amount: -41 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of Manager NEM Real Time Operations

Change Number: CHG0102167

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Planned Maintenance to NSW Marketnet Site to Site VPN Router
Change Start Date & Time: 29/03/2025 09:00:00
Change End Date & Time: 29/03/2025 17:00:00
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 NSW datacenter termination point (202.44.78.10 for Policy Based VPN's or 202.44.78.12 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 QLD datacenter termination point (202.44.76.10 or 202.44.76.12) 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

NON-CONFORMANCE QLD1 Region Saturday, 22 March 2025

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: OAKEY1SF
Duration: 22/03/2025 12:40 to 22/03/2025 14:45
Amount: 23 MW
Constraint: NC-Q_OAKEY1SF

Auto-generated on behalf of Manager NEM Real Time Operations

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

NON-CONFORMANCE QLD1 Region Friday, 21 March 2025

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: MPP_2
Duration: 21/03/2025 17:40 to 21/03/2025 17:45
Amount: -55 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of 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.