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140937MARKET INTERVENTION05/04/2026 05:15:12 PM
Foreseeable AEMO intervention in SA region
AEMO ELECTRICITY MARKET NOTICE
Foreseeable AEMO intervention in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 1030 hrs 06/04/2026.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 0830 hrs 06/04/2026, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
Foreseeable AEMO intervention in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 1030 hrs 06/04/2026.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 0830 hrs 06/04/2026, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
140935MARKET INTERVENTION05/04/2026 03:09:07 PM
Cancellation - AEMO Intervention Event - SA region 05/04/2026
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - SA region 05/04/2026
Refer to Market Notice 140932
The AEMO Intervention Event and all associated directions are cancelled from 1510 hrs on 05/04/2026.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 05/04/2026
Refer to Market Notice 140932
The AEMO Intervention Event and all associated directions are cancelled from 1510 hrs on 05/04/2026.
Manager NEM Real Time Operations
140934MARKET INTERVENTION05/04/2026 03:05:12 PM
Cancellation: Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
Refer to Market Notice 140931
Direction is cancelled from: 1510 hrs 05/04/2026
Manager NEM Real Time Operations
Cancellation: Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
Refer to Market Notice 140931
Direction is cancelled from: 1510 hrs 05/04/2026
Manager NEM Real Time Operations
140933MARKET INTERVENTION05/04/2026 02:17:03 PM
Cancellation: Direction issued to: AGL SA Generation Pty Limited - BARKER INLET PS
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: AGL SA Generation Pty Limited - BARKER INLET PS
Refer to Market Notice 140930
Direction is cancelled from: 1420 hrs 05/04/2026
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - BARKER INLET PS
Refer to Market Notice 140930
Direction is cancelled from: 1420 hrs 05/04/2026
Manager NEM Real Time Operations
140932MARKET INTERVENTION05/04/2026 01:54:02 PM
Direction - SA region 05/04/2026
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region 05/04/2026
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 1320 hrs on 05/04/2026.
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 05/04/2026
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 1320 hrs on 05/04/2026.
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
140931MARKET INTERVENTION05/04/2026 01:46:23 PM
Direction - SA region to Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region to Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Origin Energy Electricity Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5 at 1345 hrs 05/04/2026
Type of resource: generating unit
Required actions: Synchronise and follow dispatch targets at 1415 hrs 05/04/2026
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 1630hrs 05/04/2026.
Origin Energy Electricity 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 Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Origin Energy Electricity Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5 at 1345 hrs 05/04/2026
Type of resource: generating unit
Required actions: Synchronise and follow dispatch targets at 1415 hrs 05/04/2026
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: The synchronous generating units currently expected to be synchronised in SA will be inadequate to maintain sufficient Voltage Control in SA. Intervention is required to maintain the power system in a secure operating state
Expected duration: 1630hrs 05/04/2026.
Origin Energy Electricity 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
140930MARKET INTERVENTION05/04/2026 01:16:07 PM
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
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 1315hrs 05/04/2026
Type of resource: generating unit
Required actions: Synchronize 4 Units and follow dispatch targets at 1315 hrs 05/04/2026
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: 1715 hrs 05/05/2026 / 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
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 1315hrs 05/04/2026
Type of resource: generating unit
Required actions: Synchronize 4 Units and follow dispatch targets at 1315 hrs 05/04/2026
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: 1715 hrs 05/05/2026 / 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
140919MARKET INTERVENTION04/04/2026 04:30:20 PM
Cancellation - AEMO Intervention Event - SA region 03/04/2026
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - SA region 03/04/2026
Refer to Market Notice 140648
The AEMO Intervention Event and all associated directions are cancelled from 1630 hrs on 04/04/2026.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 03/04/2026
Refer to Market Notice 140648
The AEMO Intervention Event and all associated directions are cancelled from 1630 hrs on 04/04/2026.
Manager NEM Real Time Operations
140917MARKET INTERVENTION04/04/2026 04:19:22 PM
Cancellation: Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
Refer to Market Notice 140647
Direction is cancelled from: 1630 hrs 04/04/2026
Manager NEM Real Time Operations
Cancellation: Direction issued to: Origin Energy Electricity Limited - QUARANTINE PS UNIT 5
Refer to Market Notice 140647
Direction is cancelled from: 1630 hrs 04/04/2026
Manager NEM Real Time Operations