Market Notices

67816RECLASSIFY CONTINGENCY20/03/2019 05:15:40 PM

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.

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: 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
67815RECLASSIFY CONTINGENCY20/03/2019 04:49:40 PM

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.

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: 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
67814RECLASSIFY CONTINGENCY20/03/2019 02:45:05 PM

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.

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: 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
67813NON-CONFORMANCE20/03/2019 02:05:15 PM

NON-CONFORMANCE Region QLD1 Wednesday, 20 March 2019

AEMO ELECTRICITY MARKET NOTICE

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
67812MARKET SYSTEMS20/03/2019 09:48:39 AM

CHG0053095:AEMO Preproductuion API portal scheduled maintenance

Notification issued to: Market Notice

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.
67811MARKET SYSTEMS20/03/2019 09:43:16 AM

CHG0053454:Planned System Outage - Refresh of Electricity Market Management System (EMMS) & Gas Supply Hub (GSH) in Pre-Production

Notification issued to: Market Notice

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.
67810RECLASSIFY CONTINGENCY19/03/2019 04:44:40 PM

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.

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 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
67809RECLASSIFY CONTINGENCY19/03/2019 04:19:40 PM

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.

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: 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
67808RECLASSIFY CONTINGENCY19/03/2019 03:40:55 PM

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.

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 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
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