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144159NON-CONFORMANCE28/05/2026 04:10:20 PM
NON-CONFORMANCE Region NSW1 Thursday, 28 May 2026
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Thursday, 28 May 2026
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: NESBESS1
Duration: 28/05/2026 16:05 to 28/05/2026 16:10
Amount: 99 MW
Constraint: NC-N_NESBESS1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Thursday, 28 May 2026
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: NESBESS1
Duration: 28/05/2026 16:05 to 28/05/2026 16:10
Amount: 99 MW
Constraint: NC-N_NESBESS1
Auto-generated on behalf of Manager NEM Real Time Operations
144152NON-CONFORMANCE27/05/2026 01:05:12 PM
NON-CONFORMANCE Region NSW1 Wednesday, 27 May 2026
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Wednesday, 27 May 2026
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: TALWA1
Duration: 27/05/2026 13:00 to 27/05/2026 13:05
Amount: -60 MW
Constraint: NC-N_TALWA1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Wednesday, 27 May 2026
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: TALWA1
Duration: 27/05/2026 13:00 to 27/05/2026 13:05
Amount: -60 MW
Constraint: NC-N_TALWA1
Auto-generated on behalf of Manager NEM Real Time Operations
144147NON-CONFORMANCE27/05/2026 10:35:21 AM
NON-CONFORMANCE Region SA1 Wednesday, 27 May 2026
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE SA1 Region Wednesday, 27 May 2026
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: LGAPBS1
Duration: 27/05/2026 10:30 to 27/05/2026 10:35
Amount: -10 MW
Constraint: NC-S_LGAPBS1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE SA1 Region Wednesday, 27 May 2026
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: LGAPBS1
Duration: 27/05/2026 10:30 to 27/05/2026 10:35
Amount: -10 MW
Constraint: NC-S_LGAPBS1
Auto-generated on behalf of Manager NEM Real Time Operations
144138MARKET INTERVENTION24/05/2026 12:17:26 PM
Cancellation - AEMO Intervention Event - SA region 24/05/2026
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - SA region 24/05/2026
Refer to Market Notice 144136
The AEMO Intervention Event and all associated directions are cancelled from 1220 hrs on 24/05/2026.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 24/05/2026
Refer to Market Notice 144136
The AEMO Intervention Event and all associated directions are cancelled from 1220 hrs on 24/05/2026.
Manager NEM Real Time Operations
144137MARKET INTERVENTION24/05/2026 12:16:55 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 144135
Direction is cancelled from: 1220 hrs 24/05/2026
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - BARKER INLET PS
Refer to Market Notice 144135
Direction is cancelled from: 1220 hrs 24/05/2026
Manager NEM Real Time Operations
144136MARKET INTERVENTION24/05/2026 04:16:17 AM
Direction - SA region 24/05/2026
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region 24/05/2026
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 0405 hrs on 24/05/2026.
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 24/05/2026
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 0405 hrs on 24/05/2026.
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
144135MARKET INTERVENTION24/05/2026 04:15:55 AM
Direction - in SA region to AGL SA Generation Pty Limited - Barker Inlet Power Station
AEMO ELECTRICITY MARKET NOTICE
Direction - in SA region to AGL SA Generation Pty Limited - Barker Inlet Power Station
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 Power Station at 0400 hrs 24/05/2026
Type of resource: generating unit
Required actions: Synchronise and follow dispatch targets at 0405 hrs 24/05/2026
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: Until 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 - in SA region to AGL SA Generation Pty Limited - Barker Inlet Power Station
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 Power Station at 0400 hrs 24/05/2026
Type of resource: generating unit
Required actions: Synchronise and follow dispatch targets at 0405 hrs 24/05/2026
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: Until 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
144134MARKET INTERVENTION23/05/2026 02:32:17 PM
Cancellation - Direction - Qld region - 23/05/2026
AEMO ELECTRICITY PARTICIPANT NOTICE
Cancellation - Direction - Qld region - 23/05/2026
Refer to Market Notice 144132
The requirement for AEMO to issue a direction to maintain the power system in a secure operating state has ended. All associated directions are cancelled from 1430 hrs on 23/05/2026.
Manager NEM Real Time Operations
Cancellation - Direction - Qld region - 23/05/2026
Refer to Market Notice 144132
The requirement for AEMO to issue a direction to maintain the power system in a secure operating state has ended. All associated directions are cancelled from 1430 hrs on 23/05/2026.
Manager NEM Real Time Operations
144132MARKET INTERVENTION23/05/2026 12:48:56 PM
Direction - Qld region 23/05/2026
AEMO ELECTRICITY MARKET NOTICE.
Direction - Qld region 23/05/2026
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the Qld region.
The direction was necessary to maintain the power system in a secure operating state.
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.
For the purposes of the National Electricity Rules this was a clause 4.8.9 instruction under clause 4.8.9(a).
Manager NEM Real Time Operations
Direction - Qld region 23/05/2026
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the Qld region.
The direction was necessary to maintain the power system in a secure operating state.
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.
For the purposes of the National Electricity Rules this was a clause 4.8.9 instruction under clause 4.8.9(a).
Manager NEM Real Time Operations