Filter by:
Filter by category
Filter by Date
From
To
127999RECLASSIFY CONTINGENCY08/07/2025 02:16:58 AM
Reclassification of non-credible contingency event due to existence of widespread abnormal condition/s - SA region.
AEMO ELECTRICITY MARKET NOTICE.
AEMO has identified that a non-credible contingency event impacting the power system is more likely to occur and is considered reasonably possible because of the existence of widespread abnormal conditions namely severe weather in the SA region.
AEMO has therefore reclassified the occurrence of a non-credible contingency event involving multiple plant due to these abnormal conditions as credible.
AEMO has taken the following action(s) to maintain power system security at 0220 hrs 08/07/2025.
Constraint set(s) invoked:
I-VS_250
Duration: 0220 hrs until further notice
Need for further measures is being monitored and further measures may be implemented in line with the Power System Security Guidelines (SO_OP_3715).
Manager NEM Real Time Operations
AEMO has identified that a non-credible contingency event impacting the power system is more likely to occur and is considered reasonably possible because of the existence of widespread abnormal conditions namely severe weather in the SA region.
AEMO has therefore reclassified the occurrence of a non-credible contingency event involving multiple plant due to these abnormal conditions as credible.
AEMO has taken the following action(s) to maintain power system security at 0220 hrs 08/07/2025.
Constraint set(s) invoked:
I-VS_250
Duration: 0220 hrs until further notice
Need for further measures is being monitored and further measures may be implemented in line with the Power System Security Guidelines (SO_OP_3715).
Manager NEM Real Time Operations
127998RECLASSIFY CONTINGENCY08/07/2025 12:25:04 AM
Reclassification of a Non-Credible Contingency Event: Para-Templers West and Magill-Torrens Island A 275kV lines in SA due to severe weather warning.
AEMO ELECTRICITY MARKET NOTICE.
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 to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Para-Templers West and Magill-Torrens Island A 275kV lines
Duration: 0030 hrs 08/07/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
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 to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Para-Templers West and Magill-Torrens Island A 275kV lines
Duration: 0030 hrs 08/07/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
127997RECLASSIFY CONTINGENCY08/07/2025 12:25:15 AM
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.
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 to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Duration: 0030 hrs 08/07/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
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 to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Duration: 0030 hrs 08/07/2025 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
127994RESERVE NOTICE07/07/2025 01:48:27 PM
STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 10/07/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127990 has been updated at 1300 hrs 07/07/2025 to the following:
From 0000 hrs to 0100 hrs 10/07/2025.
The forecast capacity reserve requirement is 688 MW.
The minimum capacity reserve available is 659 MW.
AEMO is seeking a market response.
[AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127990 has been updated at 1300 hrs 07/07/2025 to the following:
From 0000 hrs to 0100 hrs 10/07/2025.
The forecast capacity reserve requirement is 688 MW.
The minimum capacity reserve available is 659 MW.
AEMO is seeking a market response.
[AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
127993RESERVE NOTICE07/07/2025 01:48:17 PM
STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 09/07/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127991 has been updated at 1300 hrs 07/07/2025 to the following:
1. From 0730 hrs to 2030 hrs 09/07/2025.
The forecast capacity reserve requirement is 767 MW.
The minimum capacity reserve available is 710 MW.
2. From 2100 hrs to 2359 hrs 09/07/2025.
The forecast capacity reserve requirement is 697 MW.
The minimum capacity reserve available is 566 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127991 has been updated at 1300 hrs 07/07/2025 to the following:
1. From 0730 hrs to 2030 hrs 09/07/2025.
The forecast capacity reserve requirement is 767 MW.
The minimum capacity reserve available is 710 MW.
2. From 2100 hrs to 2359 hrs 09/07/2025.
The forecast capacity reserve requirement is 697 MW.
The minimum capacity reserve available is 566 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
127992MARKET SYSTEMS07/07/2025 01:24:03 PM
Pre-Prod eMDM Maintenance Release
Change Number: CHG0104582
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MDM - Meter Data Management_PreProd
Change Title: Pre-Prod eMDM Maintenance Release
Change Start Date & Time: 09/07/2025 13:00:00
Change End Date & Time: 09/07/2025 17:00:00
Outage Start Date & Time: 09/07/2025 13:00:00
Outage End Date & Time: 09/07/2025 17:00:00
Environment: Pre-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.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MDM - Meter Data Management_PreProd
Change Title: Pre-Prod eMDM Maintenance Release
Change Start Date & Time: 09/07/2025 13:00:00
Change End Date & Time: 09/07/2025 17:00:00
Outage Start Date & Time: 09/07/2025 13:00:00
Outage End Date & Time: 09/07/2025 17:00:00
Environment: Pre-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.
127991RESERVE NOTICE07/07/2025 11:56:50 AM
STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 09/07/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127989 has been updated at 1100 hrs 07/07/2025 to the following:
From 0600 hrs to 2359 hrs 09/07/2025.
The forecast capacity reserve requirement is 729 MW.
The minimum capacity reserve available is 566 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127989 has been updated at 1100 hrs 07/07/2025 to the following:
From 0600 hrs to 2359 hrs 09/07/2025.
The forecast capacity reserve requirement is 729 MW.
The minimum capacity reserve available is 566 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
127990RESERVE NOTICE07/07/2025 09:57:50 AM
STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 10/07/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127988 has been updated at 0900 hrs 07/07/2025 to the following:
From 0000 hrs to 0200 hrs 10/07/2025.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 660 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127988 has been updated at 0900 hrs 07/07/2025 to the following:
From 0000 hrs to 0200 hrs 10/07/2025.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 660 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
127989RESERVE NOTICE07/07/2025 09:58:00 AM
STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the SA Region on 09/07/2025
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127988 has been updated at 0900 hrs 07/07/2025 to the following:
1. From 0630 hrs to 2200 hrs 09/07/2025.
The forecast capacity reserve requirement is 747 MW.
The minimum capacity reserve available is 691 MW.
2. From 2230 hrs to 2359 hrs 09/07/2025.
The forecast capacity reserve requirement is 731 MW.
The minimum capacity reserve available is 667 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
The Forecast LOR2 condition in the SA region advised in AEMO Electricity Market Notice No. 127988 has been updated at 0900 hrs 07/07/2025 to the following:
1. From 0630 hrs to 2200 hrs 09/07/2025.
The forecast capacity reserve requirement is 747 MW.
The minimum capacity reserve available is 691 MW.
2. From 2230 hrs to 2359 hrs 09/07/2025.
The forecast capacity reserve requirement is 731 MW.
The minimum capacity reserve available is 667 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations