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126275MARKET SYSTEMS04/04/2025 09:23:36 AM
Inital - CHG0101896 - EMMS Pre-Production Systems will be transferred to the alternative datacentre for maintenance activities .
Change Number: CHG0101896
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System_PreProd
Change Title: EMMS Pre-Production Systems will be transferred to the alternative datacentre for maintenance activities .
Change Start Date & Time: 01/04/2025 08:00:00
Change End Date & Time: 11/04/2025 17:00:00
Outage Start Date & Time: 03/04/2025 08:00:00
Outage End Date & Time: 03/04/2025 22:00:00
Environment: Pre-Production
Participant Impact and Requirements: EMMS Pre-Production Systems will be transferred to the alternative datacentre for maintenance activities. Maintenance activities will be conducted on the following dates:
3/04/2025
7/04/2025
8/04/2025
During the window,FPP calculations may be delayed at various points.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities .
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System_PreProd
Change Title: EMMS Pre-Production Systems will be transferred to the alternative datacentre for maintenance activities .
Change Start Date & Time: 01/04/2025 08:00:00
Change End Date & Time: 11/04/2025 17:00:00
Outage Start Date & Time: 03/04/2025 08:00:00
Outage End Date & Time: 03/04/2025 22:00:00
Environment: Pre-Production
Participant Impact and Requirements: EMMS Pre-Production Systems will be transferred to the alternative datacentre for maintenance activities. Maintenance activities will be conducted on the following dates:
3/04/2025
7/04/2025
8/04/2025
During the window,FPP calculations may be delayed at various points.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities .
126269NON-CONFORMANCE04/04/2025 06:20:15 AM
NON-CONFORMANCE Region QLD1 Friday, 4 April 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Friday, 4 April 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 04/04/2025 05:55 to 04/04/2025 06:20
Amount: 77 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Friday, 4 April 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 04/04/2025 05:55 to 04/04/2025 06:20
Amount: 77 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
126264NON-CONFORMANCE04/04/2025 04:55:19 AM
NON-CONFORMANCE Region NSW1 Friday, 4 April 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Friday, 4 April 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MP2
Duration: 04/04/2025 04:45 to 04/04/2025 04:55
Amount: -26 MW
Constraint: NC-N_MP2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Friday, 4 April 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MP2
Duration: 04/04/2025 04:45 to 04/04/2025 04:55
Amount: -26 MW
Constraint: NC-N_MP2
Auto-generated on behalf of Manager NEM Real Time Operations
126263GENERAL NOTICE04/04/2025 08:11:29 AM
Update - Vulnerable lines in Qld region
AEMO ELECTRICITY MARKET NOTICE.
Update - Lightning vulnerable lines in Qld region
Refer to AEMO Electricity Market Notice 126262 and 126271
At 0152 hrs 04/04/2025 the the Ross - Townsville South No 7156 and 7249 132kV lines tripped.
The cause of the trip was identified as due to lightning.
In accordance with SO_OP_3715, AEMO now considers the the Ross - Townsville South No 7156 and 7249 132kV lines to be vulnerable with a category of probable due to lightning.
Manager NEM Real Time Operations
Update - Lightning vulnerable lines in Qld region
Refer to AEMO Electricity Market Notice 126262 and 126271
At 0152 hrs 04/04/2025 the the Ross - Townsville South No 7156 and 7249 132kV lines tripped.
The cause of the trip was identified as due to lightning.
In accordance with SO_OP_3715, AEMO now considers the the Ross - Townsville South No 7156 and 7249 132kV lines to be vulnerable with a category of probable due to lightning.
Manager NEM Real Time Operations
126259NON-CONFORMANCE03/04/2025 07:15:20 PM
NON-CONFORMANCE Region QLD1 Thursday, 3 April 2025
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Thursday, 3 April 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: W/HOE#2
Duration: 03/04/2025 19:05 to 03/04/2025 19:15
Amount: -13 MW
Constraint: NC-Q_W/HOE#2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Thursday, 3 April 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: W/HOE#2
Duration: 03/04/2025 19:05 to 03/04/2025 19:15
Amount: -13 MW
Constraint: NC-Q_W/HOE#2
Auto-generated on behalf of Manager NEM Real Time Operations
126256MARKET INTERVENTION04/04/2025 03:56:04 AM
Cancellation - AEMO Intervention Event - SA region 02/04/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - SA region 02/04/2025
Refer to Market Notice 126218
The AEMO Intervention Event and all associated directions are cancelled from 0400 hrs on 04/04/2025.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 02/04/2025
Refer to Market Notice 126218
The AEMO Intervention Event and all associated directions are cancelled from 0400 hrs on 04/04/2025.
Manager NEM Real Time Operations
126255MARKET INTERVENTION04/04/2025 03:55:51 AM
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer to Market Notice 126219
Direction is cancelled from: 0400 hrs 04/04/2025
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer to Market Notice 126219
Direction is cancelled from: 0400 hrs 04/04/2025
Manager NEM Real Time Operations
126250MARKET INTERVENTION03/04/2025 04:01:11 PM
Direction - SA region to AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region to AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer to Market Notice 126248
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 - TORRB4 TORRENS ISLAN at 1600 hrs 03/04/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0900 hrs 04/04/2025
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: 0400 hrs 05/04/2025
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 - TORRB4 TORRENS ISLAN
Refer to Market Notice 126248
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 - TORRB4 TORRENS ISLAN at 1600 hrs 03/04/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0900 hrs 04/04/2025
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: 0400 hrs 05/04/2025
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
126249MARKET INTERVENTION03/04/2025 04:00:49 PM
Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 126248
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Pelican Point Power Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT at 1600 hrs 03/04/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 1030 hrs 04/04/2025
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: 0400 hrs 05/04/2025
Pelican Point Power 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 Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 126248
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Pelican Point Power Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT at 1600 hrs 03/04/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 1030 hrs 04/04/2025
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: 0400 hrs 05/04/2025
Pelican Point Power 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