Market Notices

87873PRICES SUBJECT TO REVIEW03/07/2021 09:45:13 AM

[EventId:202107030950_review] Prices for interval 03-Jul-2021 09:50 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0945 hrs on 3 July 2021

PRICES ARE SUBJECT TO REVIEW for dispatch interval 03-Jul-2021 09:50.

AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs


This is an AEMO autogenerated Market Notice.
87872PRICES SUBJECT TO REVIEW03/07/2021 09:40:11 AM

[EventId:202107030945_review] Prices for interval 03-Jul-2021 09:45 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0940 hrs on 3 July 2021

PRICES ARE SUBJECT TO REVIEW for dispatch interval 03-Jul-2021 09:45.

AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs


This is an AEMO autogenerated Market Notice.
87871PRICES SUBJECT TO REVIEW03/07/2021 09:35:22 AM

[EventId:202107030940_review] Prices for interval 03-Jul-2021 09:40 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0935 hrs on 3 July 2021

PRICES ARE SUBJECT TO REVIEW for dispatch interval 03-Jul-2021 09:40.

AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs


This is an AEMO autogenerated Market Notice.
87870SETTLEMENTS RESIDUE03/07/2021 09:15:22 AM

[EventId:202107030915_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 03 July 2021 09:15

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0915 hrs on 3 July 2021

ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 3 July 2021.

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

The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 0915 hrs on 3 July 2021.

This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1

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


This is an AEMO autogenerated Market Notice.
87869RECLASSIFY CONTINGENCY03/07/2021 06:53:55 AM

Cancellation of a Non-Credible Contingency Event: Lindisfarne - Sorell 110kV line and Lindisfarne- Sorell- Triabunna_Tee 110kV line in TAS1 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: TAS1

Lines: Lindisfarne - Sorell 110kV and Lindisfarne- Sorell- Triabunna_Tee 110kV

Cancellation time: 03/07/2021 06:53

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 87867

Auto-generated on behalf of Manager NEM Real Time Operations
87868NON-CONFORMANCE03/07/2021 06:00:18 AM

NON-CONFORMANCE Region NSW1 Saturday, 3 July 2021

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Saturday, 3 July 2021

AEMO declared a schedule generating unit non-conforming

Unit: VP5
Duration: 03/07/2021 05:30 to 03/07/2021 06:00
Amount: -22 MW
Constraint: NC-N_VP5

Auto-generated on behalf of Manager NEM Real Time Operations
87867RECLASSIFY CONTINGENCY03/07/2021 05:51:55 AM

Reclassification of a Non-Credible Contingency Event: Lindisfarne - Sorell 110kV line and Lindisfarne- Sorell- Triabunna_Tee 110kV line in TAS1 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: TAS1

Lines: Lindisfarne - Sorell 110kV and Lindisfarne- Sorell- Triabunna_Tee 110kV

Duration: 03/07/2021 05:51 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
87866RECLASSIFY CONTINGENCY03/07/2021 04:44:00 AM

Cancellation of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV 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: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV

Cancellation time: 03/07/2021 04:43

Constraint set(s) revoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1


Refer AEMO Electricity Market Notice 87865

Auto-generated on behalf of Manager NEM Real Time Operations
87865RECLASSIFY CONTINGENCY03/07/2021 02:42:31 AM

Reclassification of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV 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: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV

Duration: 03/07/2021 02:42 until further notice

Constraint set(s) invoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1


Auto-generated on behalf of Manager NEM Real Time Operations
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