Market Notices

118322POWER SYSTEM EVENTS19/09/2024 04:16:27 PM

Update - Non-credible contingency event - TAS region - 19/09/2024

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - TAS region - 19/09/2024

Refer AEMO Electricity Market Notice 118321

At 1446 hrs the Gordon - Chapel St No 1 and No 2 220 kV lines were returned to service.

This non-credible contingency event was caused by lightning. 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.


Manager NEM Real Time Operations
     
118321POWER SYSTEM EVENTS19/09/2024 03:28:41 PM

Update - Non-credible contingency event - TAS region - 19/09/2024

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - TAS region - 19/09/2024

At 1340 hrs the Gordon - Chapel St No1 and No 2 220 kV lines tripped.

AEMO did not instruct load shedding.

AEMO has advised of approximately 112 MW disconnection of bulk electrical load,
disconnection of generation at Studland Bay Wind generator (71 MW) and 23 MW generation reduction at Gordon Power station.

The cause of this non credible contingency event is not known at this stage.

Manager NEM Real Time Operations
     
118320POWER SYSTEM EVENTS19/09/2024 01:54:59 PM

Non-credible contingency event - TAS region - 19/09/2024

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - TAS region - 19/09/2024

At 1340 hrs the Gordon - Chapel St No1 and No 2 220 kV lines tripped.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency event is not known at this stage.

Manager NEM Real Time Operations
     
118313MARKET SYSTEMS18/09/2024 12:09:04 PM

CHG0098133 | Production | NEM Reform - RMI (Retail Market Improvements) MSATS 54.0

Change Number: CHG0098133
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Market Settlement & Transfer System
Change Title: NEM Reform - RMI (Retail Market Improvements) MSATS 54.0
Change Start Date & Time: 29/09/2024 10:00:00 AEST
Change End Date & Time: 29/09/2024 17:00:00 AEST
Outage Start Date & Time: 29/09/2024 10:00:00 AEST
Outage End Date & Time: 29/09/2024 14:00:00 AEST
Environment: Production
Participant Impact and Requirements: Users will not be able to access MSATS during the outage period.

Meter data processing and RM reports will not be available during the outage period.

User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.

MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage

NMI Discovery will not be available during the outage period.

CDR and CDP will not be available during the outage period.
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 .
     
118270MARKET SYSTEMS13/09/2024 04:37:32 PM

CHG0098210 | Cancelled | Production | AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR system

Change Number: CHG0098210
Notification issued to: Market Notice
Notification Type: Cancelled
Change Type: Normal
Service/ Component: Cohesity
Change Title: AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR system.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600
     
118265MARKET SYSTEMS13/09/2024 02:27:43 PM

CHG0091340 | Cancelled | Production | QLD Marketnet Router Replacement

Change Number: CHG0091340
Notification issued to: Market Notice
Notification Type: Cancelled
Change Type: Normal
Service/ Component: Market Network
Change Title: QLD Marketnet Router Replacement
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600
     
118221MARKET SYSTEMS10/09/2024 04:26:12 PM

CHG0098210 | Production | AEMOCHG0098210 | Production | AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR system. will be undertaking maintenance activities on the NEMSETTLEMENTSR system.

Change Number: CHG0098210
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Cohesity
Change Title: AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR system.

Change Start Date & Time: 12/09/2024 13:00:14 AEST
Change End Date & Time: 13/09/2024 00:00:14 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production

Participant Impact and Requirements: AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR system. Whilst no outage is expected there is potential for transient performance degradation during the change.

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 .
     
118218MARKET SYSTEMS10/09/2024 03:33:34 PM

CHG0098189 | Completed | Pre-Production | Pre-Prod MSATS Maintenance

Change Number: CHG0098189

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Pre-Prod MSATS Maintenance

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
118217MARKET SYSTEMS10/09/2024 01:23:56 PM

CHG0098195 | Production | AEMO will be undertaking maintenance activities on the EMMS - MATRIXIDR, Stpasa system

Change Number: CHG0098195
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cohesity
Change Title: AEMO will be undertaking maintenance activities on the EMMS - MATRIXIDR, Stpasa system

Change Start Date & Time: 11/09/2024 20:00:00 AEST
Change End Date & Time: 12/09/2024 02:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production

Participant Impact and Requirements: AEMO will be undertaking maintenance activities on the EMMS - MATRIXIDR, Stpasa system. Whilst no outage is expected there is potential for transient performance degradation during the change.

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 .
     
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