Market Notices

121691MARKET SYSTEMS10/12/2024 02:53:04 PM

CHG0100257 | Production | MarketNet Services via Brisbane service disruption for 1-3 seconds as traffic is failed between highly available load balancing services

Change Number: CHG0100257

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Local Area Network

Change Title: MarketNet Services via Brisbane service disruption for 1-3 seconds as traffic is failed between highly available load balancing services.

Change Start Date & Time: 12/12/2024 14:00:00 AEST
Change End Date & Time: 12/12/2024 16:00:00 AEST
Outage Start Date & Time: 12/12/2024 15:00:00 AEST
Outage End Date & Time: 12/12/2024 15:01:00 AEST

Environment: Production

Participant Impact and Requirements: During there change, there will be a 1-3 second service disruption to MarketNet Services accessed via Brisbane as traffic moves from the active to the standby load balancing unit. All Services should return to normal after this time. Traffic via Norwest will not be affected during this time.

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 .
     
121687RESERVE NOTICE10/12/2024 01:24:21 PM

STPASA - Update and correction of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/12/2024

AEMO ELECTRICITY MARKET NOTICE

Correction to Market Notice 121686, the external reference for the forecast LOR2 in the NSW region should read: 16/12/2024.

The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 121686 has been updated at 1200 hrs 10/12/2024 to the following:

1. From 1730 hrs to 1830 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 592 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.

AEMO Operations
     
121686RESERVE NOTICE10/12/2024 09:18:08 AM

STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/10/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 121683 has been updated at 0800hrs 10/12/2024 to the following:

1. From 1700 hrs to 1900 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 336 MW.

AEMO is seeking a market response.

AEMO Operations

     
121683RESERVE NOTICE09/12/2024 11:41:22 PM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/12/2024

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following periods:

[1.] From 1730 hrs 16/12/2024 to 1830 hrs 16/12/2024.
The forecast capacity reserve requirement is 730 MW.
The minimum capacity reserve available is 587 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.

Manager NEM Real Time Operations
     
121669RECLASSIFY CONTINGENCY09/12/2024 04:04:28 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: 09/12/2024 16:04

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 121654

Auto-generated on behalf of Manager NEM Real Time Operations
     
121654RECLASSIFY CONTINGENCY09/12/2024 01:59:31 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: 09/12/2024 13:59 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
     
121653RESERVE NOTICE09/12/2024 12:54:51 PM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 10/12/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 121651 is cancelled at 1200 hrs 09/12/2024.

AEMO Operations
     
121651RESERVE NOTICE09/12/2024 07:35:04 AM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 10/12/2024

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following period:

[1.] From 1430 hrs 10/12/2024 to 1500 hrs 10/12/2024.
The forecast capacity reserve requirement is 810 MW.
The minimum capacity reserve available is 738 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.

Manager NEM Real Time Operations
     
121648RESERVE NOTICE08/12/2024 11:33:43 PM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 10/12/2024

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 121647 is cancelled at 2330 hrs 08/12/2024.

AEMO Operations
     
X
Cookies help us improve your website experience.
By using our website, you agree to our use of cookies.
Confirm