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127372MARKET INTERVENTION04/06/2025 10:16:11 AM
Direction - SA region 04/06/2025
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region 04/06/2025
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1035 hrs on 04/06/2025.
Intervention pricing does not apply to this AEMO intervention event.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
Manager NEM Real Time Operations
Direction - SA region 04/06/2025
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1035 hrs on 04/06/2025.
Intervention pricing does not apply to this AEMO intervention event.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
Manager NEM Real Time Operations
127371MARKET INTERVENTION04/06/2025 10:16:04 AM
Direction - SA region to AGL SA Generation Pty Limited - BARKER INLET PS
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region to AGL SA Generation Pty Limited - BARKER INLET PS
Refer to Market Notice 127370
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - BARKER INLET PS at 1015 hrs 04/06/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 1030 hrs 04/06/2025
Services provided: Voltage Control
Circumstances necessitating the Direction:Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 1230 hrs 04/06/2025 / further notice.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Direction - SA region to AGL SA Generation Pty Limited - BARKER INLET PS
Refer to Market Notice 127370
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - BARKER INLET PS at 1015 hrs 04/06/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 1030 hrs 04/06/2025
Services provided: Voltage Control
Circumstances necessitating the Direction:Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 1230 hrs 04/06/2025 / further notice.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
127370MARKET INTERVENTION04/06/2025 09:58:14 AM
Update - Foreseeable AEMO intervention in SA region
AEMO ELECTRICITY MARKET NOTICE
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 127369
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 1030 hrs 04/06/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1015 hrs 04/06/2025, 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 127369
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 1030 hrs 04/06/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1015 hrs 04/06/2025, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
127369MARKET INTERVENTION04/06/2025 09:48:04 AM
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 1030 hrs 05/06/2025.
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 1030 hrs 05/06/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
127330GENERAL NOTICE29/05/2025 02:42:44 PM
Fast Frequency Response Market - Local dispatch of Very Fast Contingency FCAS in SA and QLD
AEMO ELECTRICITY MARKET NOTICE
Following a review of the operation of the Very Fast FCAS market, AEMO will commence local dispatch of Very Fast FCAS in the South Australia (SA) and Queensland (QLD) regions from 10th June 2025, during periods where islanding of the region is considered credible.
An initial dispatch cap of 100 MW will apply in the SA region, and 20 MW in the QLD region. These caps will be reviewed and updated regularly.
From the same date, AEMO will also dispatch Very Fast FCAS in the QLD region when an actual islanding event occurs. In this scenario, no dispatch cap will apply.
Dispatch of Very Fast FCAS in the SA region under actual islanding conditions commenced in 2024. Refer to Market Notice 117238 for further details.
For more information on the Fast Frequency Response (FFR) initiative, please visit:
https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response
Andrew Groom
AEMO Operations
Following a review of the operation of the Very Fast FCAS market, AEMO will commence local dispatch of Very Fast FCAS in the South Australia (SA) and Queensland (QLD) regions from 10th June 2025, during periods where islanding of the region is considered credible.
An initial dispatch cap of 100 MW will apply in the SA region, and 20 MW in the QLD region. These caps will be reviewed and updated regularly.
From the same date, AEMO will also dispatch Very Fast FCAS in the QLD region when an actual islanding event occurs. In this scenario, no dispatch cap will apply.
Dispatch of Very Fast FCAS in the SA region under actual islanding conditions commenced in 2024. Refer to Market Notice 117238 for further details.
For more information on the Fast Frequency Response (FFR) initiative, please visit:
https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response
Andrew Groom
AEMO Operations
127319PRICES UNCHANGED27/05/2025 06:00:15 PM
[EventId:202505271740_confirmed] Prices for interval 27-May-2025 17:40 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 May 2025
PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 17:40.
In accordance with Market Notice 127309 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 1800 hrs on 27 May 2025
PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 17:40.
In accordance with Market Notice 127309 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.
127318PRICES UNCHANGED27/05/2025 06:00:15 PM
[EventId:202505271800_confirmed] Prices for interval 27-May-2025 18:00 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 May 2025
PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 18:00.
In accordance with Market Notice 127313 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 1800 hrs on 27 May 2025
PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 18:00.
In accordance with Market Notice 127313 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.
127317PRICES UNCHANGED27/05/2025 06:00:14 PM
[EventId:202505271755_confirmed] Prices for interval 27-May-2025 17:55 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 May 2025
PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 17:55.
In accordance with Market Notice 127312 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 1800 hrs on 27 May 2025
PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 17:55.
In accordance with Market Notice 127312 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.
127316PRICES UNCHANGED27/05/2025 06:00:14 PM
[EventId:202505271750_confirmed] Prices for interval 27-May-2025 17:50 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 27 May 2025
PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 17:50.
In accordance with Market Notice 127311 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 1800 hrs on 27 May 2025
PRICES ARE NOW CONFIRMED for trading interval 27-May-2025 17:50.
In accordance with Market Notice 127311 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.