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Reclassification of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 due to Lightning.
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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 20/03/2019 17:15 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 due to Lightning.
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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 20/03/2019 16:49
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 67814
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 due to Lightning.
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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 20/03/2019 14:45 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Wednesday, 20 March 2019
NON-CONFORMANCE QLD1 Region Wednesday, 20 March 2019
AEMO declared a schedule generating unit non-conforming
Unit: DAYDSF1
Duration: 20/03/2019 13:25 to 20/03/2019 14:05
Amount: 112 MW
Constraint: NC-Q_DAYDSF1
Auto-generated on behalf of Manager NEM Real Time Operations
CHG0053095:AEMO Preproductuion API portal scheduled maintenance
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Business to Business data exchange
Change Title: AEMO Preproductuion API portal scheduled maintenance
Change Start Date & Time: 22/03/2019 10:00:00 AEST
Change End Date & Time: 22/03/2019 12:00:00 AEST
Outage Start Date & Time: 22/03/2019 10:00:00 AEST
Outage End Date & Time: 22/03/2019 12:00:00 AEST
Change Description:
AEMO Preproductuion API portal scheduled maintenance
Environment: Pre-Production
Participant Impact and Requirements:
Users will not be able to login to Preprod API portal during the outage window.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
CHG0053454:Planned System Outage - Refresh of Electricity Market Management System (EMMS) & Gas Supply Hub (GSH) in Pre-Production
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System
Change Title: Planned System Outage - Refresh of Electricity Market Management System (EMMS) & Gas Supply Hub (GSH) in Pre-Production
Change Start Date & Time: 25/03/2019 09:00:00 AEST
Change End Date & Time: 01/04/2019 09:00:00 AEST
Outage Start Date & Time: 25/03/2019 09:00:00 AEST
Outage End Date & Time: 01/04/2019 09:00:00 AEST
Change Description:
The pre-production EMMS environment will be refreshed with production data starting from Monday 25/03/2019. This maintainence activity is essential for the reliability and performance of the system.
Environment: Pre-Production
Participant Impact and Requirements:
The EMMS Pre-Production environment will be unavailable during the outage window while this work is being performed to the system databases.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Cancellation of a Non-Credible Contingency Event: Collinsville Nth-Clare Sth Tee King Creek 7128 132kV line and Strathmore-Clare South 7208 132kV line in QLD1 due to Lightning.
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 Nth-Clare Sth Tee King Creek 7128 132kV and Strathmore-Clare South 7208 132kV
Cancellation time: 19/03/2019 16:44
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 67808
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Ross - Chalumbin No.857 275 kV line and Ross - Chalumbin No.858 275 kV line in QLD1 due to Lightning.
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: Ross - Chalumbin No.857 275 kV and Ross - Chalumbin No.858 275 kV
Cancellation time: 19/03/2019 16:19
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 67806
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Collinsville Nth-Clare Sth Tee King Creek 7128 132kV line and Strathmore-Clare South 7208 132kV line in QLD1 due to Lightning.
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 Nth-Clare Sth Tee King Creek 7128 132kV and Strathmore-Clare South 7208 132kV
Duration: 19/03/2019 15:40 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations