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126770MARKET SYSTEMS28/04/2025 08:35:41 AM
CHG0102918 - Network Change Impacting Norwest and Brisbane Control Room Phone Network
Change Number: CHG0102918
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Network Change Impacting Norwest and Brisbane Control Room Phone Network
Change Start Date & Time: 01/05/2025 11:00:00
Change End Date & Time: 01/05/2025 16:00:00
Outage Start Date & Time: 01/05/2025 12:00:00
Outage End Date & Time: 01/05/2025 15:00:00
Environment: Production
Participant Impact and Requirements: Possibility of experiencing 2 x 30 seconds outages to Norwest and Brisbane Control Room phone networks on 1st May between 12 pm and 2 pm. You are hereby advised to maintain status quo and continue to reach out the Control rooms as you would normally do and only call Norwest on 02 8884 5291 or 02 8884 5292 and Brisbane on 0733473291 or 0733473292 if you have any trouble at all reaching them on their regular operating lines.
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: Local Area Network
Change Title: Network Change Impacting Norwest and Brisbane Control Room Phone Network
Change Start Date & Time: 01/05/2025 11:00:00
Change End Date & Time: 01/05/2025 16:00:00
Outage Start Date & Time: 01/05/2025 12:00:00
Outage End Date & Time: 01/05/2025 15:00:00
Environment: Production
Participant Impact and Requirements: Possibility of experiencing 2 x 30 seconds outages to Norwest and Brisbane Control Room phone networks on 1st May between 12 pm and 2 pm. You are hereby advised to maintain status quo and continue to reach out the Control rooms as you would normally do and only call Norwest on 02 8884 5291 or 02 8884 5292 and Brisbane on 0733473291 or 0733473292 if you have any trouble at all reaching them on their regular operating lines.
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.
126769MARKET SYSTEMS28/04/2025 08:32:51 AM
Initial - CHG0102888 - Network Change Impacting Norwest Control Room Phone Network
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Network Change Impacting Norwest Control Room Phone Network
Change Start Date & Time: 30/04/2025 11:00:00
Change End Date & Time: 30/04/2025 16:00:00
Outage Start Date & Time: 30/04/2025 11:50:00
Outage End Date & Time: 30/04/2025 16:00:00
Environment: Production
Participant Impact and Requirements: 2 x 30 seconds outages to Norwest Control Room phone networks are expected on 30th April between 12 pm and 4 pm. You are hereby advised to maintain status quo and continue to reach out to Norwest control room as you would normally do and only call 02 8884 5291 or 02 8884 5292 if you have any trouble at all reaching them on their regular operating lines.
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 Type: Initial
Change Type: Normal
Service/ Component: Local Area Network
Change Title: Network Change Impacting Norwest Control Room Phone Network
Change Start Date & Time: 30/04/2025 11:00:00
Change End Date & Time: 30/04/2025 16:00:00
Outage Start Date & Time: 30/04/2025 11:50:00
Outage End Date & Time: 30/04/2025 16:00:00
Environment: Production
Participant Impact and Requirements: 2 x 30 seconds outages to Norwest Control Room phone networks are expected on 30th April between 12 pm and 4 pm. You are hereby advised to maintain status quo and continue to reach out to Norwest control room as you would normally do and only call 02 8884 5291 or 02 8884 5292 if you have any trouble at all reaching them on their regular operating lines.
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.
126760MARKET INTERVENTION27/04/2025 02:59:40 PM
Cancellation - Foreseeable intervention to manage power system security in SA region 28/04/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation - Foreseeable intervention to manage power system security in SA region 28/04/2025
Refer Market Notice 126753
AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1445 hrs 27/04/2025.
Manager NEM Real Time Operations
Cancellation - Foreseeable intervention to manage power system security in SA region 28/04/2025
Refer Market Notice 126753
AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1445 hrs 27/04/2025.
Manager NEM Real Time Operations
126753MARKET INTERVENTION27/04/2025 12:48:23 PM
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 0800 hrs 28/04/2025.
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 0800 hrs 28/04/2025.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
126752MARKET INTERVENTION27/04/2025 04:00:15 PM
Cancellation - AEMO Intervention Event - SA region 26/04/2025
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - SA region 26/04/2025
Refer to Market Notice 126746
The AEMO Intervention Event and all associated directions are cancelled from 1600 hrs on 27/04/2025.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 26/04/2025
Refer to Market Notice 126746
The AEMO Intervention Event and all associated directions are cancelled from 1600 hrs on 27/04/2025.
Manager NEM Real Time Operations
126751MARKET INTERVENTION27/04/2025 04:00:15 PM
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 126747
Direction is cancelled from: 1600 hrs 27/04/2025
Manager NEM Real Time Operations
Cancellation: Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT
Refer to Market Notice 126747
Direction is cancelled from: 1600 hrs 27/04/2025
Manager NEM Real Time Operations
126750RECLASSIFY CONTINGENCY26/04/2025 07:34:16 PM
Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 26/04/2025 19:34
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 126748
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 26/04/2025 19:34
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 126748
Auto-generated on behalf of Manager NEM Real Time Operations
126749RECLASSIFY CONTINGENCY26/04/2025 06:39:16 PM
Cancellation of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Cancellation time: 26/04/2025 18:39
Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Refer AEMO Electricity Market Notice 126743
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Cancellation time: 26/04/2025 18:39
Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Refer AEMO Electricity Market Notice 126743
Auto-generated on behalf of Manager NEM Real Time Operations
126748RECLASSIFY CONTINGENCY26/04/2025 05:30:26 PM
Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. 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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 26/04/2025 17:30 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. 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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 26/04/2025 17:30 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations