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128092MARKET INTERVENTION11/07/2025 02:52:46 PM
Update - Foreseeable AEMO intervention in SA region
AEMO ELECTRICITY MARKET NOTICE
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 128091
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0930 hrs 12/07/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1600 hrs 11/07/2025, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 128091
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0930 hrs 12/07/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1600 hrs 11/07/2025, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
128091MARKET INTERVENTION11/07/2025 12:44:57 PM
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO ELECTRICITY MARKET NOTICE
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0930 hrs 12/07/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0930 hrs 12/07/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
128090MARKET SYSTEMS11/07/2025 11:07:21 AM
Completed - CHG0104394 - Planned maintenance affecting the AEMO Market Network.
Change Number: CHG0104394
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MarketNet
Change Title: Planned maintenance affecting the AEMO Market Network.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MarketNet
Change Title: Planned maintenance affecting the AEMO Market Network.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
128089MARKET INTERVENTION10/07/2025 01:00:27 PM
Cancellation - AEMO Intervention Event - SA region 09/07/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - SA region 09/07/2025
Refer to Market Notice 128061
The AEMO Intervention Event and all associated directions are cancelled from 1300 hrs on 10/07/2025.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 09/07/2025
Refer to Market Notice 128061
The AEMO Intervention Event and all associated directions are cancelled from 1300 hrs on 10/07/2025.
Manager NEM Real Time Operations
128088MARKET INTERVENTION10/07/2025 01:00:02 PM
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 128062
Direction is cancelled from: 1300 hrs 10/07/2025
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 128062
Direction is cancelled from: 1300 hrs 10/07/2025
Manager NEM Real Time Operations
128087MARKET SYSTEMS10/07/2025 10:05:42 AM
Completed - CHG0104582 - Pre-Prod eMDM Maintenance Release
Change Number: CHG0104582
Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MDM - Meter Data Management_PreProd
Change Title: Pre-Prod eMDM Maintenance Release
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MDM - Meter Data Management_PreProd
Change Title: Pre-Prod eMDM Maintenance Release
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
128086NON-CONFORMANCE10/07/2025 08:45:11 AM
NON-CONFORMANCE Region NSW1 Thursday, 10 July 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Thursday, 10 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 10/07/2025 08:40 to 10/07/2025 08:45
Amount: 12 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Thursday, 10 July 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 10/07/2025 08:40 to 10/07/2025 08:45
Amount: 12 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
128085RECLASSIFY CONTINGENCY09/07/2025 10:41:03 PM
Cancellation of the reclassification of a Non-Credible Contingency Event: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines in SA due to severe weather warning .
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Cancellation time: 2040 hrs 09/07/2025
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 127997
Manager NEM Real Time Operations
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Cancellation time: 2040 hrs 09/07/2025
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 127997
Manager NEM Real Time Operations
128084RECLASSIFY CONTINGENCY09/07/2025 10:36:43 PM
Cancellation: Reclassification of non-credible contingency event due to existence of widespread abnormal condition/s - SA region.
AEMO ELECTRICITY MARKET NOTICE.
AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 128068 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 2240 hrs 09/07/2025
Constraint set(s) revoked: I-VS_250
Manager NEM Real Time Operations
AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 128068 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 2240 hrs 09/07/2025
Constraint set(s) revoked: I-VS_250
Manager NEM Real Time Operations