Market Notices

91871INTER-REGIONAL TRANSFER22/10/2021 02:03:51 PM

Inter-regional transfer limit variation - Boambee South Bus - NSW region - 22/10/2021

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Boambee South Bus - NSW region - 22/10/2021

At 1308 hrs 22/10/2021 there was an unplanned outage of Boambee South 132 kV bus which offloaded Boambee South - Coffs Harbour 9W8 132 kV line and Boambee South - Nambucca 9W7 132 kV line.

Constraint set(s) invoked: N-CHKS_ONE

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1 - QLD1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
91870MARKET SYSTEMS22/10/2021 01:10:05 PM

CHG0070831 | Pre-Production | Please be aware that AEMO will be performing Electricity Retail B2B performance testing in pre-production between 0900 to 1600hrs on 25th October 2021.

Change Number: CHG0070831
Notification issued to: Market Notice

Notification Type: Initial
Change Type: Normal

Service/ Component: MSATS - Business to Business data exchange
Change Title: Please be aware that AEMO will be performing Electricity Retail B2B performance testing in pre-production between 0900 to 1600hrs AEST on 25th October 2021.

Change Start Date & Time: 25/10/2021 09:00:00 AEST
Change End Date & Time: 25/10/2021 16:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:

Environment: Pre-Production

Participant Impact and Requirements: Please be aware of this planned performance testing if you are using the pre-production B2B systems. This may mean a degradation in B2B responses 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.
91869RESERVE NOTICE22/10/2021 01:30:31 AM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 24/10/2021

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 91868 is cancelled at 0120 hrs 22/10/2021.

No LOR2 condition is currently forecast in the STPASA period.

Manager NEM Real Time Operations
91868RESERVE NOTICE21/10/2021 07:47:01 PM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 24/10/2021

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 1800 hrs 24/10/2021 to 1900 hrs 24/10/2021.
The forecast capacity reserve requirement is 756 MW.
The minimum capacity reserve available is 740 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
91867MARKET SYSTEMS21/10/2021 04:35:32 PM

CHG0070801 | Pre-Production | MSATS Pre-Production Release

Change Number: CHG0070801
Notification issued to: Market Notice

Notification Type: Initial
Change Type: Normal

Service/ Component: MSATS - Meter Data Management

Change Title: MSATS Pre-Production Release

Change Start Date & Time: 26/10/2021 18:00:00 AEST
Change End Date & Time: 26/10/2021 22:00:00 AEST
Outage Start Date & Time: 26/10/2021 18:00:00 AEST
Outage End Date & Time: 26/10/2021 20:00:00 AEST

Environment: Pre-Production

Participant Impact and Requirements: There will be no access to the Pre-Production MSATS system for the duration of the outage. Please access outside these hours.

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.
91866RESERVE NOTICE21/10/2021 02:27:52 PM

STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 24/10/2021

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following period:

From 1730 hrs to 1900 hrs 24/10/2021.
The forecast capacity reserve requirement is 914 MW.
The minimum capacity reserve available is 755 MW.

AEMO Operations
91864RECLASSIFY CONTINGENCY21/10/2021 02:09:40 PM

Cancellation of a Non-Credible Contingency Event: Lismore - Dunoon 9U6 132kV line and Lismore - Dunoon 9U7 132kV 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: Lismore - Dunoon 9U6 132kV and Lismore - Dunoon 9U7 132kV

Cancellation time: 21/10/2021 14:09

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 91859

Auto-generated on behalf of Manager NEM Real Time Operations
91860RESERVE NOTICE21/10/2021 02:27:06 PM

STPASA - Cancellation of Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 25/10/2021

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No.91838 is cancelled at 1400 hrs 21/10/2021.

AEMO Operations
91859RECLASSIFY CONTINGENCY21/10/2021 12:04:50 PM

Reclassification of a Non-Credible Contingency Event: Lismore - Dunoon 9U6 132kV line and Lismore - Dunoon 9U7 132kV 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: Lismore - Dunoon 9U6 132kV and Lismore - Dunoon 9U7 132kV

Duration: 21/10/2021 12:04 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
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