Market Notices

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1200 hrs on 18 January 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 18 January 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 1200 hrs on 18 January 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.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1100 hrs on 18 January 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 18 January 2024.

Refer to market notice: 113401

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 1100 hrs on 18 January 2024.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0935 hrs on 18 January 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 18 January 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 0935 hrs on 18 January 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.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1940 hrs on 17 January 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 17 January 2024.

Refer to market notice: 113382

AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.

The negative residue constraint NRM_QLD1_NSW1 ceased operating at 1940 hrs on 17 January 2024.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1905 hrs on 17 January 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 17 January 2024.

Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.

The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 1905 hrs on 17 January 2024.

This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1

The RHS of the constraint equation may be adjusted to manage residues.


This is an AEMO autogenerated Market Notice.

Change Number: CHG0082059
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Firewall

Change Title: Norwest MarketNet Firewall Refresh
Change Start Date & Time: 17/02/2024 09:00:00 AEST
Change End Date & Time: 17/02/2024 14:00:00 AEST
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 outage:

IPWAN Participants - Nil

Lan-2-Lan VPN Participants (IPSEC) - Up to 5 hours for participants who have established their VPN connection/s via the AEMO NSW datacenter termination point (202.44.78.10) 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) prior to this scheduled outage.

B2B VPN - Up to 30 minutes outage to TNSPs with B2B VPN to AEMO NSW Datacentre if VPN connection is only terminating in NSWonly

SSL VPN Participants: Up to 30 minutes outage to TNSPs with B2B VPN to AEMO NSW Datacentre if VPN connection is only terminating in NSW only

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.

Change Number: CHG0082222
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: 29/01/2024 08:00:00 AEST
Change End Date & Time: 30/01/2024 19:00:00 AEST
Outage Start Date & Time: 30/01/2024 13:25:00 AEST
Outage End Date & Time: 30/01/2024 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 30th January 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.

Change Number: CHG0082626
Notification issued to: Market Notice

Notification Type: Initial
Change Type: Expedited
Service/ Component: EMMS - Dispatch

Change Title: EMMS Production - FTP/Participant Intrface - Preventative maintenance.

Change Start Date & Time: 18/01/2024 13:15:00 AEST
Change End Date & Time: 18/01/2024 13:30:30 AEST
Outage Start Date & Time: 18/01/2024 13:23:00 AEST
Outage End Date & Time: 18/01/2024 13:24:00 AEST

Environment: Production

Participant Impact and Requirements: The maintenance activity is not expected to have any impact, however participants will briefly lose connectivity to the FTP/Intrface for no more than a minute on Thursday 18 January between 13:23 to 13:24 AEST

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
SERVICE INTERRUPTION - RESOLVED
Please be informed that we had issue with Pre-Dispatch Projected Assessment of System Adequacy (PDPASA) service which has been restored now.

For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au