Market Notices

124751RECLASSIFY CONTINGENCY16/02/2025 01:29:26 PM

Reclassification of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Duration: 16/02/2025 13:29 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
124750RECLASSIFY CONTINGENCY16/02/2025 01:29:25 PM

Reclassification of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV

Duration: 16/02/2025 13:29 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
124749GENERAL NOTICE16/02/2025 11:56:00 AM

QNI Minor testing (NSW to Qld) 16th February 2025 for flows from NSW to Qld up to 850 MW

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 123692

There is an opportunity for testing QNI Minor for flows from NSW to Qld up to 850 MW on Saturday 16th February 2025 from 1200 hrs to 1800 hrs.

This test includes switching of transmission lines in New South Wales and/or Queensland regions.

Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade

AEMO Operations
     
124748SETTLEMENTS RESIDUE16/02/2025 11:30:27 AM

[EventId:202502161130_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 16 February 2025 11:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1130 hrs on 16 February 2025

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 16 February 2025.

Refer to market notice: 124747

AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.

The negative residue constraint NRM_VIC1_SA1 ceased operating at 1130 hrs on 16 February 2025.

This is an AEMO autogenerated Market Notice.
     
124747SETTLEMENTS RESIDUE16/02/2025 09:40:25 AM

[EventId:202502160940_NRM_VIC1_SA1_started] NEGRES CONSTRAINT NRM_VIC1_SA1 started operating from 16 February 2025 09:40

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0940 hrs on 16 February 2025

ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 16 February 2025.

Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to SA directional interconnector.

The negative residue constraint set NRM_VIC1_SA1 commenced operating from 0940 hrs on 16 February 2025.

This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA

The RHS of the constraint equation may be adjusted to manage residues.


This is an AEMO autogenerated Market Notice.
     
124746RECLASSIFY CONTINGENCY16/02/2025 05:19:01 AM

Cancellation of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV

Cancellation time: 16/02/2025 05:18

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 124732

Auto-generated on behalf of Manager NEM Real Time Operations
     
124745RECLASSIFY CONTINGENCY16/02/2025 05:19:01 AM

Cancellation of a Non-Credible Contingency Event: Kamerunga - Barron Gorge 7184 132kV line and Kamerunga - Barron Gorge 7143 132kV line in QLD1 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: QLD1

Lines: Kamerunga - Barron Gorge 7184 132kV and Kamerunga - Barron Gorge 7143 132kV

Cancellation time: 16/02/2025 05:18

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 124730

Auto-generated on behalf of Manager NEM Real Time Operations
     
124744RECLASSIFY CONTINGENCY16/02/2025 05:19:01 AM

Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 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: QLD1

Lines: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV

Cancellation time: 16/02/2025 05:18

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 124731

Auto-generated on behalf of Manager NEM Real Time Operations
     
124743RECLASSIFY CONTINGENCY16/02/2025 05:09:01 AM

Cancellation of a Non-Credible Contingency Event: Collinsville - Stoney Creek 7306 132KV LINE line and Collinsville - Newlands 7121 132KV LINE line in QLD1 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: QLD1

Lines: Collinsville - Stoney Creek 7306 132KV LINE and Collinsville - Newlands 7121 132KV LINE

Cancellation time: 16/02/2025 05:08

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 124734

Auto-generated on behalf of Manager NEM Real Time Operations
     
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