Market Notices

115605RECLASSIFY CONTINGENCY12/03/2024 07:04:50 PM

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: 12/03/2024 19:04

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 115603

Auto-generated on behalf of Manager NEM Real Time Operations
115604RECLASSIFY CONTINGENCY12/03/2024 05:03:50 PM

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: 12/03/2024 17:03 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
115603RECLASSIFY CONTINGENCY12/03/2024 05:03:45 PM

Reclassification 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

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

Duration: 12/03/2024 17:03 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
115602RECLASSIFY CONTINGENCY12/03/2024 05:03:49 PM

Reclassification of a Non-Credible Contingency Event: Collinsville North - Proserpine No.7125 132 kV line and Collinsville North - Proserpine No.7126 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: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV

Duration: 12/03/2024 17:03 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
115601RECLASSIFY CONTINGENCY12/03/2024 04:49:52 PM

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: 12/03/2024 16:49

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 115599

Auto-generated on behalf of Manager NEM Real Time Operations
115599RECLASSIFY CONTINGENCY12/03/2024 03:46:15 PM

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: 12/03/2024 15:46 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
115596RECLASSIFY CONTINGENCY12/03/2024 03:34:04 AM

Update - Non-credible contingency event - QLD region - 12/03/2024

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - QLD region - 12/03/2024

Refer AEMO Electricity Market Notice 115595

The cause of this non credible contingency event is not known at this stage.
AEMO is not satisfied that this non credible event is unlikely to re-occur.
AEMO has therefore reclassified this event as a credible contingency event until further notice.

Region: QLD

Elements: Strathmore - Clare South No 7208 132 kV Line CB 72082 at Strathmore
Duration: 0253 hrs 12/03/2024 until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
115595POWER SYSTEM EVENTS12/03/2024 03:29:42 AM

Non-credible contingency event - QLD region - 12/03/2024

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - QLD region - 12/03/2024

At 0249 hrs the Strathmore - Clare South No 7208 132KV Line opened at Strathmore end only.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency event is not known at this stage.


Manager NEM Real Time Operations
115565RECLASSIFY CONTINGENCY09/03/2024 05:41:31 PM

Cancellation of Reclassification of a Non-Credible Contingency Event: Tully - Cardwell No.7389 132 kV Line and Ross - Woree No. 8905 275 kV Line

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Tully - Cardwell No.7389 132 kV Line and Ross - Woree No. 8905 275 kV Line

Cancellation time: 09/03/2024 17:40

Constraint set(s) revoked: Nil

Refer AEMO Electricity Market Notice 115550

Manager NEM Real Time Operations
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