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CHG0100220 | Completed | Pre-Production | Pre-Production Electricity Market Management System (EMMS) Maintenance - Outages
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.
Cancellation - Possible intervention to manage power system security in South Australia (SA) region 11/12/2024
Cancellation - Possible intervention to manage power system security in South Australia (SA) region 11/12/2024
Refer Market Notice 121685
AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1615 hrs 10/12/2024.
Manager NEM Real Time Operations
CHG0100201 | Production | Planned maintenance affecting the AEMO Market Network
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 .
CHG0100257 | Production | MarketNet Services via Brisbane service disruption for 1-3 seconds as traffic is failed between highly available load balancing services
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 .
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0830 hrs 11/12/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 06/12/2024
Cancellation - AEMO Intervention Event - SA region 06/12/2024
Refer to Market Notice 121524
The AEMO Intervention Event and all associated directions are cancelled from 1630 hrs on 08/12/2024.
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 121593
Direction is cancelled from: 1630 hrs 08/12/2024
Manager NEM Real Time Operations
Cancellation - Forecast Minimum System Load 1 (MSL1) condition in the VIC Region on 08/12/2024
Cancellation - Forecast MSL1 - VIC Region at 1230 hrs 08/12/2024.
Refer to Market Notice 121617 for Forecast MSL1.
Manager NEM Real Time Operations
Forecast Minimum System Load MSL1 condition in the VIC Region on 08/12/2024
Forecast Minimum System Load MSL1 condition in the VIC Region on 08/12/2024
Update to Market Notice 121508 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the VIC on 08/12/2024.
Minimum regional demand is forecast to be 1299 MW at 1300 hrs, and the advisory threshold is:
o MSL1 - 1560 MW
o MSL2 - 1060 MW
o MSL3 - 560 MW
The regional demand is forecast to be below the MSL1 threshold for the following period[s]:
From 1130 hrs 08/12/2024 to 1400 hrs 08/12/2024.
Manager NEM Real Time Operations