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CHG0090550 | Production | Maintenance activities to be performed on the Gas Short Term Trading Market Systems Production.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas FRC - CATS
Change Title: Maintenance activities to be performed on the Gas Short Term Trading Market Systems Production.
Change Start Date & Time: 21/06/2024 09:00:00 AEST
Change End Date & Time: 24/06/2024 17:00:00 AEST
Outage Start Date & Time: 23/06/2024 10:00:00 AEST
Outage End Date & Time: 23/06/2024 14:00:00 AEST
Environment: Production
Participant Impact and Requirements: The following impacts are expected during this maintenance:
- All access to the VIC & QLD RETAIL GFRC Production Systems will be unavailable.
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 .
CHG0089794 | Production | EMMS Production Systems will be transferred to the alternative datacentre for maintenance activities .
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System
Change Title: EMMS Production Systems will be transferred to the alternative datacentre for maintenance activities .
Change Start Date & Time: 17/06/2024 08:00:00 AEST
Change End Date & Time: 19/06/2024 17:30:00 AEST
Outage Start Date & Time: 18/06/2024 13:25:00 AEST
Outage End Date & Time: 18/06/2024 13:30:00 AEST
Environment: Production
Participant Impact and Requirements: The maintenance activity is not expected to have any impact however delays to Dispatch cycles, bid submission, and outage to the AEMO Markets Portal are possible during the outage window on Tuesday 18th June around 13:25 to 13:30 AEST.CDR will not be available during the outage period.
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 .
CHG0090463 | Production | Planned Outage for the Gas Short Term Trading Market Systems Production.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Short Term Trading Market
Change Title: Planned Outage for the Gas Short Term Trading Market Systems Production.
Change Start Date & Time: 19/06/2024 09:00:00 AEST
Change End Date & Time: 19/06/2024 22:00:00 AEST
Outage Start Date & Time: 19/06/2024 18:30:00 AEST
Outage End Date & Time: 19/06/2024 21:00:00 AEST
Environment: Production
Participant Impact and Requirements: Gas Short Term Trading Market (STTM) services including SWEX and MIS, SPI and SBS will not be available during the outage window in Production.
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 .
CHG0090611 | Production | Changes to 7-day pre-dispatch (PD7DAY) reports to only publish 5 days.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMMS - Dispatch
Change Title: Changes to 7-day pre-dispatch (PD7DAY) reports to only publish 5 days.
Change Start Date & Time: 17/06/2024 08:00:00 AEST
Change End Date & Time: 21/06/2024 17:30:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: PD7DAY are reports published at least once a day and up to three times a day to assist with the administration of the gas industry's Gas Supply Guarantee and with short-term planning of gas supplies. AEMO has identified a performance issue with PD7DAY that has reduced the reliability of the delivery of the reports. As an interim measure, AEMO will reduce the outlook of PD7 DAY to 5 days which AEMO expects will reduce the frequency of missed reports.
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 .
CHG0090585 | Production | Dispatch Applications Upgrade
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMMS - Dispatch
Change Title: Dispatch Applications Upgrade
Change Start Date & Time: 20/06/2024 09:00:00 AEST
Change End Date & Time: 21/06/2024 17:30:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Under this change, AEMO will upgrade the NEMDE solver used in Production for Dispatch, 5-Minute Predispatch, Predispatch and PD7 to a new version. AEMO will also upgrade other relevant applications for Dispatch ,5-Minute Predispatch ,Predispatch, PD7 as part of the Integrating Energy Storage Systems project (IESS).
No outage required.
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 .
CHG0089854: Short Term Trading Market
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Short Term Trading Market
Change Title: Planned Outage for the Gas Short Term Trading Market Systems Production.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600
[EventId:202406111900_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 11 June 2024 19:00
Issued by Australian Energy Market Operator Ltd at 1900 hrs on 11 June 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 June 2024.
Refer to market notice: 116955
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1900 hrs on 11 June 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202406111805_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 11 June 2024 18:05
Issued by Australian Energy Market Operator Ltd at 1805 hrs on 11 June 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 11 June 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1805 hrs on 11 June 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
CHG0089972 | Completed | Production | Planned Maintenance to Norwest Internet firewall.
Notification issued to: Market Notice Notification
Type: Completed
Change Type: Normal Service/Component: Internet Access
Change Title: Planned Maintenance to Norwest Internet firewall.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.