Market Notices

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE SA1 Region Tuesday, 18 March 2025

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: BLYTHB1
Duration: 18/03/2025 17:50 to 18/03/2025 18:25
Amount: 201 MW
Constraint: NC-S_BLYTHB1

Auto-generated on behalf of Manager NEM Real Time Operations

Change Number: CHG0101606

Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Market VPN
Change Title: Planned Maintenance to Brisbane Marketnet Site to Site VPN Router
Change Start Date & Time: 22/03/2025 12:00:21
Change End Date & Time: 22/03/2025 14:00:21
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 maintenance:

IPWAN Participants - Nil

Lan-2-Lan VPN Participants (IPSEC) - Up to 2 hour outage for participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10 for Policy Based VPN's or 202.44.76.12 for Route Based VPN) 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 NSW datacenter termination point (202.44.78.10 or 202.44.78.12) prior to this scheduled outage. *** Failure to do so will impact connectivity to Marketnet Services ***.

B2B VPN - Nil

SSL VPN Participants: Nil

GASHUB: Nil

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 .

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1745 hrs on 17 March 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 17 March 2025.

Refer to market notice: 125761

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 1745 hrs on 17 March 2025.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1640 hrs on 17 March 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 17 March 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 1640 hrs on 17 March 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.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1630 hrs on 17 March 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 17 March 2025.

Refer to market notice: 125753

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 1630 hrs on 17 March 2025.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1535 hrs on 17 March 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 17 March 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 1535 hrs on 17 March 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.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1430 hrs on 17 March 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 17 March 2025.

Refer to market notice: 125746

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 1430 hrs on 17 March 2025.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1335 hrs on 17 March 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 17 March 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 1335 hrs on 17 March 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.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1230 hrs on 17 March 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 17 March 2025.

Refer to market notice: 125741

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 1230 hrs on 17 March 2025.

This is an AEMO autogenerated Market Notice.