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Change Title: Planned System Maintenance - Declared Wholesale Gas Market (DWGM)
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Declared Wholesale Gas Market
Change Title: Planned System Maintenance - Declared Wholesale Gas Market (DWGM)
Change Start Date & Time: 18/02/2025 09:00:00
Change End Date & Time: 18/02/2025 21:00:00
Outage Start Date & Time: 18/02/2025 18:30:00
Outage End Date & Time: 18/02/2025 20:30:00
Environment: Production
Participant Impact and Requirements: DWGM market system (Webexchanger and MIBB) outage due to planned maintenance.
The following impacts are expected during the maintenance activities:
- All access to the Declared Wholesale Gas Market 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
Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT
Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 124618
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Pelican Point Power Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT at 1600 hrs 17/02/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0730 hrs 18/02/2025
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 19/02/2025.
Pelican Point Power Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 124753
TORRB2 TORRENS ISLAN at 0030 hrs 14/02/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 19/02/2025.
The direction update is issued at 1600 hrs 17/02/2025.
Manager NEM Real Time Operations
Change Title: Pre-production EMMS database refresh
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System_PreProd
Change Title: Pre-production EMMS database refresh
Change Start Date & Time: 17/02/2025 09:00:00
Change End Date & Time: 12/03/2025 17:00:00
Outage Start Date & Time: 24/02/2025 09:00:00
Outage End Date & Time: 28/02/2025 17:00:00
Environment: Pre-Production
Participant Impact and Requirements: The Electricity Market Management System (EMMS) and Gas Supply Hub (GSH) Pre-Production environment will be unavailable during the outage 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 .
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
Update Direction - Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 124723
PPCCGT PELICAN POINT at 0800 hrs 14/02/2025 to Remain synchronised and follow dispatch targets.
The PPCCGT PELICAN POINT direction is now expected to stay in place until 1700 hrs 17/02/2025.
The direction update is issued at 1600 hrs 16/02/2025.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 124724
TORRB2 TORRENS ISLAN at 0030 hrs 14/02/2025 to Remain synchronised and follow dispatch targets.
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 18/02/2025.
The direction update is issued at 1600 hrs 16/02/2025.
Manager NEM Real Time Operations
[EventId:202502161130_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 16 February 2025 11:30
Issued by Australian Energy Market Operator Ltd at 1130 hrs on 16 February 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 16 February 2025.
Refer to market notice: 124747
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 1130 hrs on 16 February 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202502160940_NRM_VIC1_SA1_started] NEGRES CONSTRAINT NRM_VIC1_SA1 started operating from 16 February 2025 09:40
Issued by Australian Energy Market Operator Ltd at 0940 hrs on 16 February 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 16 February 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to SA directional interconnector.
The negative residue constraint set NRM_VIC1_SA1 commenced operating from 0940 hrs on 16 February 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
[EventId:202502151700_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 15 February 2025 17:00
Issued by Australian Energy Market Operator Ltd at 1700 hrs on 15 February 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 15 February 2025.
Refer to market notice: 124725
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 1700 hrs on 15 February 2025.
This is an AEMO autogenerated Market Notice.