Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Lismore 132kV SVC - NSW region - 14/03/2024

At 0800 hrs 14/03/2024 there was a short notice outage of Lismore 132kV SVC.

The following constraint set(s) invoked at 0800 hrs 14/03/2024
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

Possible intervention to manage power system security in SA Region

The synchronous generating units currently expected to be synchronised in SA from 2100 hrs 14/03/2024 will be inadequate to maintain a secure operating state in SA.
AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Direction - SA region 13/03/2024

In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a).

The direction was necessary to maintain the power system in a secure operating state.

AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.

The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1705 hrs on 13/03/2024.

Intervention pricing does not apply to this AEMO intervention event.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Possible intervention to manage power system security in SA region

The synchronous generating units currently expected to be synchronised in SA from 0800 hrs 14/03/2024 will be inadequate to maintain a secure operating state in SA .

AEMO estimates that, in the absence of sufficient market response by 1700 hrs 13/03/2024, AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operations

Change Number: CHG0085909
Notification issued to: Market Notice

Notification Type: Cancelled
Change Type: Normal
Service/ Component: Firewall
Change Title: Brisbane MarketNet Firewall Refresh

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

Change Number: CHG0086078
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System
Change Title: EMMS Production Bay transfer
Change Start Date & Time: 18/03/2024 08:00:00 AEST
Change End Date & Time: 20/03/2024 17:30:00 AEST
Environment: Production
Participant Impact and Requirements:
EMMS Bay transfer is scheduled for 19th March is not expected to have any impact. If any issues are identified because of this maintenance activity, please contact the AEMO Support Hub 1300 236 600.
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

Change Number: CHG0086280

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)

Change Title: Pre-Prod NEM Reform IESS Retail MSATS 53.0 Rlease

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

Change Number: CHG0086187
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Declared Wholesale Gas Market
Change Title: Maintenance activities to be performed on the Declared Wholesale Gas Market Systems Pre-Production.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0085737

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Electricity Market Management System

Change Title: Pre-production EMMS database refresh

Change Start Date & Time: 26/02/2024 08:00:00 AEST

Change End Date & Time: 17/03/2024 17:30:00 AEST

Outage Start Date & Time: 04/03/2024 08:00:00 AEST

Outage End Date & Time: 08/03/2024 17:00:00 AEST

Environment: Pre-Production

Participant Impact and Requirements:
The Electricity Market Management System (EMMS) and Gas Supply Hub (GSH) Pre-Production environment outage window is completed. Pre-Production environment is back online

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 .