Market Notices

117628RECLASSIFY CONTINGENCY11/08/2024 11:37:50 AM

Reclassification of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV

Duration: 11/08/2024 11:37 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
117627RECLASSIFY CONTINGENCY11/08/2024 09:12:06 AM

Reclassification of a Non-Credible Contingency Event: Ross - Guybal Munjan 8917 275kVline line and Ross - Guybal Munjan 8916 275kV line 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: Ross - Guybal Munjan 8917 275kVline and Ross - Guybal Munjan 8916 275kV line

Duration: 11/08/2024 09:12 until further notice

Constraint set(s) invoked:
Q-RSCH_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
117626RECLASSIFY CONTINGENCY11/08/2024 08:24:10 AM

Cancellation of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV

Cancellation time: 11/08/2024 08:24

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 117625

Auto-generated on behalf of Manager NEM Real Time Operations
117625RECLASSIFY CONTINGENCY11/08/2024 07:22:09 AM

Reclassification of a Non-Credible Contingency Event: Strathmore - Clare South No.7208 132 kV line and Strathmore - Clare South tee King Creek No.7128 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: Strathmore - Clare South No.7208 132 kV and Strathmore - Clare South tee King Creek No.7128 132 kV

Duration: 11/08/2024 07:22 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
117595RECLASSIFY CONTINGENCY09/08/2024 12:30:31 PM

Reclassification of a Non-Credible Contingency Event: Buronga - Balranald X3 220 kV Line and Buronga - Red Cliffs 0X1 220 kV kV line and Buronga - Broken Hill X2 220 kV line in NSW

AEMO ELECTRICITY MARKET NOTICE.

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: NSW

Lines: Buronga - Buronga - Balranald X3 220 kV Line and Buronga - Red Cliffs 0X1 220 kV kV line and Buronga - Broken Hill X2 220 kV line
Duration: 1218 hrs until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
117571RECLASSIFY CONTINGENCY06/08/2024 02:54:13 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: 06/08/2024 14:54

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 117567

Auto-generated on behalf of Manager NEM Real Time Operations
117567RECLASSIFY CONTINGENCY06/08/2024 12:52:37 PM

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: 06/08/2024 12:52 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
117565RESERVE NOTICE05/08/2024 09:47:16 PM

Cancellation of Actual (LOR1) condition in the SA region - 05/08/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR1) condition in the SA region - 05/08/2024

The Actual LOR1 Condition in the SA Region advised in AEMO Electricity Market Notice No. 117564 is cancelled at 2145 hrs 05/08/2024.

Manager NEM Real Time Operations
117564RESERVE NOTICE05/08/2024 09:25:40 PM

Update - Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 05/08/2024

AEMO ELECTRICITY MARKET NOTICE

Update - Actual Lack Of Reserve Level 1 (LOR1) in the SA region - 05/08/2024

The actual LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 117563 has been updated at 2120 hrs to the following:

The Actual LOR1 condition is forecast to exist until 2130 hrs.

The forecast capacity reserve requirement is 450 MW.
The minimum capacity reserve available is 377 MW.

Manager NEM Real Time Operations
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