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67619RECLASSIFY CONTINGENCY06/03/2019 04:43:05 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: 06/03/2019 16:43 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
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: 06/03/2019 16:43 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
67618RECLASSIFY CONTINGENCY06/03/2019 04:43:05 PM
Reclassification of a Non-Credible Contingency Event: Moranbah - Goonyella No.7370 132 kV line and Moranbah - Goonyella No.7369 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: Moranbah - Goonyella No.7370 132 kV and Moranbah - Goonyella No.7369 132 kV
Duration: 06/03/2019 16:43 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
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: Moranbah - Goonyella No.7370 132 kV and Moranbah - Goonyella No.7369 132 kV
Duration: 06/03/2019 16:43 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
67617RECLASSIFY CONTINGENCY06/03/2019 03:59:45 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: 06/03/2019 15:59
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 67603
Auto-generated on behalf of Manager NEM Real Time Operations
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: 06/03/2019 15:59
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 67603
Auto-generated on behalf of Manager NEM Real Time Operations
67616MARKET INTERVENTION06/03/2019 04:01:18 PM
Cancellation - AEMO Intervention Event - Intervention price dispatch intervals - Direction SA region 05/03/2019
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - Intervention price dispatch intervals - Direction SA region 05/03/2019
Refer Market Notices 67574 and 67611.
The AEMO Intervention Event and all associated directions are cancelled from 1600 hrs 06/03/2019.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - Intervention price dispatch intervals - Direction SA region 05/03/2019
Refer Market Notices 67574 and 67611.
The AEMO Intervention Event and all associated directions are cancelled from 1600 hrs 06/03/2019.
Manager NEM Real Time Operations
67615RECLASSIFY CONTINGENCY06/03/2019 03:44:48 PM
Cancellation of a Non-Credible Contingency Event: Hazelwood - Rowville No.1 220kV line and Hazelwood - Rowville No.2 220kV 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: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV
Cancellation time: 06/03/2019 15:44
Constraint set(s) revoked:
V-HWRO_R_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 67609
Auto-generated on behalf of Manager NEM Real Time Operations
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: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV
Cancellation time: 06/03/2019 15:44
Constraint set(s) revoked:
V-HWRO_R_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Refer AEMO Electricity Market Notice 67609
Auto-generated on behalf of Manager NEM Real Time Operations
67612RECLASSIFY CONTINGENCY06/03/2019 03:32:46 PM
Reclassification of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 06/03/2019 15:32 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 06/03/2019 15:32 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
67611MARKET INTERVENTION06/03/2019 02:58:29 PM
Update- AEMO Intervention Event - Intervention price dispatch intervals - 05/03/2019
AEMO ELECTRICITY MARKET NOTICE.
Update- AEMO Intervention Event - Intervention price dispatch intervals - 05/03/2019
Refer AEMO Electricity Market Notice no. 67582
An AEMO Intervention Event occurred when AEMO issued a direction to maintain the power system in a secure operating state.
The AEMO Intervention Event commenced in the 1405 hrs dispatch interval 05/03/2019 and is forecast to apply until 1600 hrs 06/03/2019.
AEMO declares all dispatch intervals during the AEMO Intervention Event to be intervention price dispatch intervals.
The direction is expected to affect dispatch quantities for intervention pricing purposes from the 0005 hrs dispatch interval on 06/03/2019.
Manager NEM Real Time Operations
Update- AEMO Intervention Event - Intervention price dispatch intervals - 05/03/2019
Refer AEMO Electricity Market Notice no. 67582
An AEMO Intervention Event occurred when AEMO issued a direction to maintain the power system in a secure operating state.
The AEMO Intervention Event commenced in the 1405 hrs dispatch interval 05/03/2019 and is forecast to apply until 1600 hrs 06/03/2019.
AEMO declares all dispatch intervals during the AEMO Intervention Event to be intervention price dispatch intervals.
The direction is expected to affect dispatch quantities for intervention pricing purposes from the 0005 hrs dispatch interval on 06/03/2019.
Manager NEM Real Time Operations
67610MARKET SYSTEMS06/03/2019 02:54:04 PM
CHG0053297: Planned System Maintenance - Electricity MMS Production Bay Transfer
Change Number: CHG0053297
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System
Change Title: Planned System Maintenance - Electricity MMS Production Bay Transfer
Change Start Date & Time: 12/03/2019 13:00:00 AEST
Change End Date & Time: 12/03/2019 15:00:00 AEST
Change Description:
Maintenance is performed on the EMMS Production to support to allow maintenance work on the active site.
Environment: Production
Participant Impact and Requirements:
The transfer is not expected to have any impact on the production environment, however please be reminded that this activity is not without risk and therefore if any issue is identified after the transfer it should be reported to AEMO.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System
Change Title: Planned System Maintenance - Electricity MMS Production Bay Transfer
Change Start Date & Time: 12/03/2019 13:00:00 AEST
Change End Date & Time: 12/03/2019 15:00:00 AEST
Change Description:
Maintenance is performed on the EMMS Production to support to allow maintenance work on the active site.
Environment: Production
Participant Impact and Requirements:
The transfer is not expected to have any impact on the production environment, however please be reminded that this activity is not without risk and therefore if any issue is identified after the transfer it should be reported to AEMO.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
67609RECLASSIFY CONTINGENCY06/03/2019 02:42:10 PM
Reclassification of a Non-Credible Contingency Event: Hazelwood - Rowville No.1 220kV line and Hazelwood - Rowville No.2 220kV 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: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV
Duration: 06/03/2019 14:42 until further notice
Constraint set(s) invoked:
V-HWRO_R_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
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: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV
Duration: 06/03/2019 14:42 until further notice
Constraint set(s) invoked:
V-HWRO_R_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