Market Notices

74082RECLASSIFY CONTINGENCY12/02/2020 05:28:30 PM

Cancellation 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

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 North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV

Cancellation time: 12/02/2020 17:28

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 74078

Auto-generated on behalf of Manager NEM Real Time Operations
74081RECLASSIFY CONTINGENCY12/02/2020 05:17:40 PM

Reclassification of a Non-Credible Contingency Event: Condabri North - Condabri Central No. 7400 and No. 7401 132kV lines in QLD 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: Condabri North - Condabri Central No.7400 and No. 7401 132 kV

Duration: 12/02/2020 17:13 hrs until further notice

Constraint set(s) invoked:
NONE

Manager NEM Real Time Operations
74080RECLASSIFY CONTINGENCY12/02/2020 04:26:45 PM

Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Duration: 12/02/2020 16:26 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
74079RECLASSIFY CONTINGENCY12/02/2020 03:44:30 PM

Cancellation of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Cancellation time: 12/02/2020 15:44

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 74076

Auto-generated on behalf of Manager NEM Real Time Operations
74078RECLASSIFY CONTINGENCY12/02/2020 03:09:07 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: 12/02/2020 15:09 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
74077MARKET SYSTEMS12/02/2020 03:00:59 PM

INC0051321:MSATS CATS notifications running slow - Resolved

Dear Users,

Please be aware of Incident and its status mentioned below:
MSATS CATS notifications running slow.

Services Affected
MSATS - CATS

Time of Occurrence of Incident
12/02/2020 11:27:00 AEST

Impact/Status/Requirements
Participants,

A workaround has been applied successfully and all backlog has been cleared.

Please contact the AEMO Support Hub if you are still experiencing any issues.

References
Incident Number: INC0051321

For further details please contact the AEMO Information and Support Hub or on External 1300 236 600.

74076RECLASSIFY CONTINGENCY12/02/2020 12:09:25 PM

Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Duration: 12/02/2020 12:09 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
74075MARKET SYSTEMS12/02/2020 11:56:28 AM

INC0051321:MSATS CATS notifications running slow


Dear Users,

Please be aware of Incident and its status mentioned below:
MSATS CATS notifications running slow.

Services Affected

Time of Occurrence of Incident
12/02/2020 11:27:00 AEST

Impact/Status/Requirements
Participants,

Please be advised AEMO is currently experiencing performance degradation of its customer transfer notifications (CATS).

The customer transfer process has taken place. The confirmation of the notification has been delayed.

Root Cause is under investigation and AEMO will advise in the next 2 hours or when this situation has been resolved.

References
Incident Number: INC0051321

For further details please contact the AEMO Information and Support Hub or on External 1300 236 600.
74074RECLASSIFY CONTINGENCY12/02/2020 11:51:00 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: 12/02/2020 11:50 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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