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        • 64314 20 Sep 2018 1:54 RECLASSIFY CONTINGENCY
        • Cancellation of a Non-Credible Contingency Event: Chinchilla - Columboola No.7349 132 kV line and Chinchilla - Columboola No.7350 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: Chinchilla - Columboola No.7349 132 kV and Chinchilla - Columboola No.7350 132 kV

          Cancellation time: 20/09/2018 01:54

          Constraint set(s) revoked:
          NONE

          Refer AEMO Electricity Market Notice 64312

          Auto-generated on behalf of Manager NEM Real Time Operations

        • 64315 20 Sep 2018 1:54 RECLASSIFY CONTINGENCY
        • 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: 20/09/2018 01:54

          Constraint set(s) revoked:
          NONE

          Refer AEMO Electricity Market Notice 64313

          Auto-generated on behalf of Manager NEM Real Time Operations

        • 64312 20 Sep 2018 0:51 RECLASSIFY CONTINGENCY
        • Reclassification of a Non-Credible Contingency Event: Chinchilla - Columboola No.7349 132 kV line and Chinchilla - Columboola No.7350 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: Chinchilla - Columboola No.7349 132 kV and Chinchilla - Columboola No.7350 132 kV

          Duration: 20/09/2018 00:51 until further notice

          Constraint set(s) invoked:
          NONE

          Auto-generated on behalf of Manager NEM Real Time Operations

        • 64313 20 Sep 2018 0:51 RECLASSIFY CONTINGENCY
        • 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: 20/09/2018 00:51 until further notice

          Constraint set(s) invoked:
          NONE

          Auto-generated on behalf of Manager NEM Real Time Operations

        • 64311 19 Sep 2018 20:33 MARKET SYSTEMS
        • CHG0050801: Completed - Planned Outage - Market Settlement and Transfer Solutions (MSATS) - Site Transfer - NSW to QLD

          Change Number: CHG0050801

          Notification issued to: Market Notice

          Notification Type: Completed

          Change Type: Normal

          Service/ Component: Market Settlement and Transfer Solution

          Change Title: Planned Outage - Market Settlement and Transfer Solutions (MSATS) - Site Transfer - NSW to QLD

          Support Information:
          Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

        • 64310 19 Sep 2018 17:40 MARKET SYSTEMS
        • CHG0051187 : Upgrade software and Supervisor in Norwest Nexus Core Switch B

          Change Number: CHG0051187

          Notification issued to: Market Notice

          Notification Type: Initial

          Change Type: Normal

          Service/ Component: Local Area Network

          Change Title: Upgrade software and Supervisor in Norwest Nexus Core Switch B

          Change Start Date & Time: 02/10/2018 10:00:00 AEST

          Change End Date & Time: 02/10/2018 15:00:00 AEST

          Outage Start Date & Time: 02/10/2018 11:00:00 AEST

          Outage End Date & Time: 02/10/2018 13:00:00 AEST

          Change Description:

          AEMO NSW Core Datacenter Network Infrastructure will be undergoing scheduled maintenance.

          Environment: Production

          Participant Impact and Requirements:

          Impact:
          No impacts are expected.

          User Requirements:
          Participants are advised to be aware of this maintenance work period.

          Lan-2-Lan VPN Participants are encouraged to ensure their VPN connections are configured (as per AEMO best practice) to automatically failover between the AEMO datacenter VPN termination points (NSW: 202.44.78.10, QLD: 202.44.76.10) prior to this scheduled maintenance period.

          Support Information:
          Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

        • 64309 19 Sep 2018 17:36 MARKET SYSTEMS
        • CHG0051196 : Upgrade software and Supervisor in Norwest Nexus Core Switch A

          Change Number: CHG0051196

          Notification issued to: Market Notice

          Notification Type: Initial

          Change Type: Normal

          Service/ Component: Local Area Network

          Change Title: Upgrade software and Supervisor in Norwest Nexus Core Switch A

          Change Start Date & Time: 04/10/2018 10:00:10 AEST

          Change End Date & Time: 04/10/2018 15:00:28 AEST

          Outage Start Date & Time: 04/10/2018 11:00:00 AEST

          Outage End Date & Time: 04/10/2018 13:00:00 AEST

          Change Description:

          AEMO NSW Core Datacenter Network Infrastructure will be undergoing scheduled maintenance.

          Environment: Production

          Participant Impact and Requirements:

          Impact:
          No impacts are expected.

          User Requirements:
          Participants are advised to be aware of this maintenance work period.

          Lan-2-Lan VPN Participants are encouraged to ensure their VPN connections are configured (as per AEMO best practice) to automatically failover between the AEMO datacenter VPN termination points (NSW: 202.44.78.10, QLD: 202.44.76.10) prior to this scheduled maintenance period.

          Support Information:
          Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

        • 64308 19 Sep 2018 16:29 RECLASSIFY CONTINGENCY
        • Cancellation of a Non-Credible Contingency Event: Norwood - Scottsdale - Derby line and Norwood - Scottsdale line in TAS1 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: TAS1

          Lines: Norwood - Scottsdale - Derby and Norwood - Scottsdale

          Cancellation time: 19/09/2018 16:29

          Constraint set(s) revoked:
          NONE

          Refer AEMO Electricity Market Notice 64304

          Auto-generated on behalf of Manager NEM Real Time Operations

        • 64307 19 Sep 2018 16:00 MARKET INTERVENTION
        • Cancellation - AEMO Intervention Event - Intervention price dispatch intervals - 16/09/2018.

          AEMO ELECTRICITY MARKET NOTICE

          Cancellation - AEMO Intervention Event - Intervention price dispatch intervals - 16/09/2018.

          Refer Market Notices 64260 and 64300

          The AEMO Intervention Event and all associated directions are cancelled from 1600 hrs 19/09/2018.

          Manager NEM Real Time Operations