Market Notices

80619PRICES SUBJECT TO REVIEW02/12/2020 08:00:18 AM

[EventId:202012020805_review] Prices for interval 02-Dec-2020 08:05 are subject to review

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0800 hrs on 2 December 2020

PRICES ARE SUBJECT TO REVIEW for dispatch interval 02-Dec-2020 08:05.

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.
     
80618MARKET INTERVENTION02/12/2020 04:02:54 AM

Cancellation - AEMO Intervention Event - Intervention dispatch intervals - Direction SA region - 02/12/2020

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - Intervention dispatch intervals - Direction SA region - 02/12/2020

Refer Market Notice 80514

The AEMO Intervention Event and all associated directions are cancelled from 0400 hrs 02/12/2020

Manager NEM Real Time Operations
     
80616RECLASSIFY CONTINGENCY02/12/2020 02:19:00 AM

Cancellation of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown 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: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown

Cancellation time: 02/12/2020 02:18

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 80615

Auto-generated on behalf of Manager NEM Real Time Operations
     
80615RECLASSIFY CONTINGENCY02/12/2020 01:16:05 AM

Reclassification of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown 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: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown

Duration: 02/12/2020 01:16 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
80614RECLASSIFY CONTINGENCY01/12/2020 11:53:35 PM

Cancellation of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown 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: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown

Cancellation time: 01/12/2020 23:53

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 80603

Auto-generated on behalf of Manager NEM Real Time Operations
     
80613RECLASSIFY CONTINGENCY01/12/2020 11:53:35 PM

Cancellation of a Non-Credible Contingency Event: Tungatinah - New Norfolk tee Meadowbank 1 110KV line and Tungatinah - New Norfolk tee Meadowbank 2 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: Tungatinah - New Norfolk tee Meadowbank 1 110KV and Tungatinah - New Norfolk tee Meadowbank 2 110KV

Cancellation time: 01/12/2020 23:53

Constraint set(s) revoked:
T-TU_MB_NN_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 80610

Auto-generated on behalf of Manager NEM Real Time Operations
     
80612RECLASSIFY CONTINGENCY01/12/2020 11:53:31 PM

Cancellation of a Non-Credible Contingency Event: Farrell - Reece No.1 220 kV line and Farrell - Reece No.2 220 kV 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: Farrell - Reece No.1 220 kV and Farrell - Reece No.2 220 kV

Cancellation time: 01/12/2020 23:53

Constraint set(s) revoked:
F-T-FARE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1


Refer AEMO Electricity Market Notice 80606

Auto-generated on behalf of Manager NEM Real Time Operations
     
80611RECLASSIFY CONTINGENCY01/12/2020 11:53:30 PM

Cancellation of a Non-Credible Contingency Event: Farrell-Sheffield No.1 220 kV line and Farrell-Sheffield No.2 220 kV 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: Farrell-Sheffield No.1 220 kV and Farrell-Sheffield No.2 220 kV

Cancellation time: 01/12/2020 23:53

Constraint set(s) revoked:
F-WESTCOAST_REG_0 Constraint set contains the following interconnector(s) on the left hand side:
NONE
T-FASH_N-2_CP4_S4 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 80608

Auto-generated on behalf of Manager NEM Real Time Operations
     
80610RECLASSIFY CONTINGENCY01/12/2020 10:52:55 PM

Reclassification of a Non-Credible Contingency Event: Tungatinah - New Norfolk tee Meadowbank 1 110KV line and Tungatinah - New Norfolk tee Meadowbank 2 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: Tungatinah - New Norfolk tee Meadowbank 1 110KV and Tungatinah - New Norfolk tee Meadowbank 2 110KV

Duration: 01/12/2020 22:52 until further notice

Constraint set(s) invoked:
T-TU_MB_NN_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Auto-generated on behalf of Manager NEM Real Time Operations
     
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