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128316MARKET SYSTEMS25/07/2025 02:51:14 PM
Initial - CHG0104554 - Production eMDM Maintenance Release
Change Number: CHG0104554
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MDM - Meter Data Management
Change Title: Production eMDM Maintenance Release
Change Start Date & Time: 03/08/2025 10:00:00
Change End Date & Time: 03/08/2025 14:00:00
Outage Start Date & Time: 03/08/2025 10:00:00
Outage End Date & Time: 03/08/2025 14:00:00
Environment: Production
Participant Impact and Requirements: Users will not be able to access MSATS during the outage period.
Meter data processing and RM reports will not be available during the outage period.
User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.
MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage
NMI Discovery will not be available during the outage period.
CDR and CDP 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.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MDM - Meter Data Management
Change Title: Production eMDM Maintenance Release
Change Start Date & Time: 03/08/2025 10:00:00
Change End Date & Time: 03/08/2025 14:00:00
Outage Start Date & Time: 03/08/2025 10:00:00
Outage End Date & Time: 03/08/2025 14:00:00
Environment: Production
Participant Impact and Requirements: Users will not be able to access MSATS during the outage period.
Meter data processing and RM reports will not be available during the outage period.
User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.
MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage
NMI Discovery will not be available during the outage period.
CDR and CDP 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.
128265SETTLEMENTS RESIDUE22/07/2025 08:00:25 PM
[EventId:202507222000_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 22 July 2025 20:00
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 2000 hrs on 22 July 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 22 July 2025.
Refer to market notice: 128262
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 2000 hrs on 22 July 2025.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 2000 hrs on 22 July 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 22 July 2025.
Refer to market notice: 128262
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 2000 hrs on 22 July 2025.
This is an AEMO autogenerated Market Notice.
128262SETTLEMENTS RESIDUE22/07/2025 07:05:19 PM
[EventId:202507221905_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 22 July 2025 19:05
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1905 hrs on 22 July 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 22 July 2025.
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 22 July 2025.
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.
Issued by Australian Energy Market Operator Ltd at 1905 hrs on 22 July 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 22 July 2025.
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 22 July 2025.
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.
128258PRICES UNCHANGED22/07/2025 03:30:35 PM
[EventId:202507221510_confirmed] Prices for interval 22-Jul-2025 15:10 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:10.
In accordance with Market Notice 128248 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:10.
In accordance with Market Notice 128248 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
128257PRICES UNCHANGED22/07/2025 03:30:35 PM
[EventId:202507221530_confirmed] Prices for interval 22-Jul-2025 15:30 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:30.
In accordance with Market Notice 128252 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:30.
In accordance with Market Notice 128252 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
128256PRICES UNCHANGED22/07/2025 03:30:35 PM
[EventId:202507221525_confirmed] Prices for interval 22-Jul-2025 15:25 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:25.
In accordance with Market Notice 128251 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:25.
In accordance with Market Notice 128251 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
128255PRICES UNCHANGED22/07/2025 03:30:34 PM
[EventId:202507221520_confirmed] Prices for interval 22-Jul-2025 15:20 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:20.
In accordance with Market Notice 128250 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:20.
In accordance with Market Notice 128250 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
128254PRICES UNCHANGED22/07/2025 03:30:28 PM
[EventId:202507221515_confirmed] Prices for interval 22-Jul-2025 15:15 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:15.
In accordance with Market Notice 128249 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:15.
In accordance with Market Notice 128249 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
128253PRICES UNCHANGED22/07/2025 03:30:34 PM
[EventId:202507221505_confirmed] Prices for interval 22-Jul-2025 15:05 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:05.
In accordance with Market Notice 128247 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 22 July 2025
PRICES ARE NOW CONFIRMED for trading interval 22-Jul-2025 15:05.
In accordance with Market Notice 128247 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.