Market Notices

117543RECLASSIFY CONTINGENCY04/08/2024 12:18:07 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: 04/08/2024 00:18 until further notice

Constraint set(s) invoked:
NONE

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117542NON-CONFORMANCE03/08/2024 04:35:17 PM

NON-CONFORMANCE Region NSW1 Saturday, 3 August 2024

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Saturday, 3 August 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: BW03
Duration: 03/08/2024 16:25 to 03/08/2024 16:35
Amount: 72 MW
Constraint: NC-N_BW03

Auto-generated on behalf of Manager NEM Real Time Operations
     
117541RECLASSIFY CONTINGENCY03/08/2024 10:04:10 AM

Cancellation of a Non-Credible Contingency Event: Norwood - Scottsdale 1 110kV line and Norwood-Derby-Scottsdale 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: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV

Cancellation time: 03/08/2024 10:04

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 117540

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117540RECLASSIFY CONTINGENCY03/08/2024 09:01:35 AM

Reclassification of a Non-Credible Contingency Event: Norwood - Scottsdale 1 110kV line and Norwood-Derby-Scottsdale 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: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV

Duration: 03/08/2024 09:01 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
117539NON-CONFORMANCE02/08/2024 06:15:12 PM

NON-CONFORMANCE Region SA1 Friday, 2 August 2024

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE SA1 Region Friday, 2 August 2024

AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:

Units: TB2BG1, TB2BL1
Aggregate Dispatch Group: TB2HYB_ADG1
Duration: 02/08/2024 12:10 to 02/08/2024 18:15
Amount: 14 MW
Constraint: NC-S_TB2HYB_ADG1

Auto-generated on behalf of Manager NEM Real Time Operations
     
117530NON-CONFORMANCE01/08/2024 05:35:18 PM

NON-CONFORMANCE Region SA1 Thursday, 1 August 2024

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE SA1 Region Thursday, 1 August 2024

AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:

Units: TB2BG1, TB2BL1
Aggregate Dispatch Group: TB2HYB_ADG1
Duration: 01/08/2024 13:55 to 01/08/2024 17:35
Amount: 28 MW
Constraint: NC-S_TB2HYB_ADG1

Auto-generated on behalf of Manager NEM Real Time Operations
     
117518NON-CONFORMANCE01/08/2024 06:55:14 AM

NON-CONFORMANCE Region VIC1 Thursday, 1 August 2024

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE VIC1 Region Thursday, 1 August 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: YWPS4
Duration: 01/08/2024 06:50 to 01/08/2024 06:55
Amount: 24 MW
Constraint: NC-V_YWPS4

Auto-generated on behalf of Manager NEM Real Time Operations
     
117513NON-CONFORMANCE31/07/2024 01:35:19 PM

NON-CONFORMANCE Region NSW1 Wednesday, 31 July 2024

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Wednesday, 31 July 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: BW01
Duration: 31/07/2024 13:30 to 31/07/2024 13:35
Amount: -17 MW
Constraint: NC-N_BW01

Auto-generated on behalf of Manager NEM Real Time Operations
     
117510RESERVE NOTICE30/07/2024 08:43:12 PM

Cancellation of Actual (LOR1) condition in the SA region - 30/07/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the SA region - 30/07/2024

The Actual LOR1 Condition in the SA Region advised in AEMO Electricity Market Notice No. 117509 is cancelled at 2040 hrs 30/07/2024.

Manager NEM Real Time Operations
     
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