System Warnings
Warning Date/Time
(GMT)
Warning Text
2023-02-02 17:00To All Balancing Mechanism Wider Access API EDL and EDT Users Please be advised that there will be a planned outage impacting all WA API connected BMUs to the Balancing Mechanism from 10:15 to 11:10 on 09/02/2023. Please note: this change does not impact Market Participants that have dedicated communication lines into the Balancing Mechanism. The Balancing Mechanism will be available throughout this outage for those Control Room users. For any technical issues or incidents, please phone 0800 917 7111 or 0800 085 4806. Overseas callers should use +44 870 521 6121 and quote WA-API. All Trading Points should notify their Control Points of this WA API outage to ensure that they are prepared to take telephone instructions or submit dynamic data changes to the ENCC. WA API Services Impacted during the Outage: o NGESO_Health o NGESO_Normalization o NGESO_Instruction o NGESO_Redeclaration o NGESO_Submission Issued by Peter Chandler at 17:00 on 02/02/2023
2023-02-02 09:27To All Balancing Mechanism Wider Access API EDL and EDT Users Please be advised that there will be a planned outage impacting all WA API connected BMUs to the Balancing Mechanism from 10:15 to 11:00 on 09/02/2023. Please note: this change does not impact Market Participants that have dedicated communication lines into the Balancing Mechanism. The Balancing Mechanism will be available throughout this outage for those Control Room users. For any technical issues or incidents, please phone 0800 917 7111 or 0800 085 4806. Overseas callers should use +44 870 521 6121 and quote WA-API. All Trading Points should notify their Control Points of this WA API outage to ensure that they are prepared to take telephone instructions or submit dynamic data changes to the ENCC. WA API Services Impacted during the Outage: o NGESO_Health o NGESO_Normalization o NGESO_Instruction o NGESO_Redeclaration o NGESO_Submission Issued by Simon Williams at 09:27 on 02/02/2023
2023-01-30 16:35From: Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION - DEMAND FLEXIBILTY SERVICE. DFS Tests have been instructed for tomorrow Tuesday 31/01/2023 between 17:30 and 18:30. Times in GMT The maximum demand reduction volume during this period is 20 MW. This will be System Tagged. For full details see the ESO Data Portal at https://data.nationalgrideso.com/dfs/demand-flexibility-service-test-events. Notification Issued at 16:35 hours on 30/01/2023. Issued by Natasa Dinic National Grid Electricity National Control Centre.
2023-01-30 14:31From: Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION - DEMAND FLEXIBILTY SERVICE. DFS Tests have been initiated for tomorrow Tuesday 31/01/2023 between 17:30 and 18:30. Times in GMT The maximum demand reduction volume during this period is expected to be 100 MW. This will be System Tagged. For full details see the ESO Data Portal at https://data.nationalgrideso.com/dfs/demand-flexibility-service-test-events. Notification Issued at 14:30 hours on 30/01/2023. Issued by Natasa Dinic National Grid Electricity National Control Centre.
2023-01-30 10:01From : Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION Nature of Notification DFS TEST DEMAND FLEXIBILTY SERVICE DFS Tests are scheduled for tomorrow 2023-01-31 between 17:30 � 18:30GMT. This is an indication that DFS Service Requirements might be published today at 14:30 for Providers being tested. Tests will be System Tagged. For full details see the ESO Data Portal at: https://data.nationalgrideso.com/dfs/demand-flexibility-service-test-events Notification Issued at 10:00 hrs on 30/01/2023 Issued by Peter Chandler National Grid Electricity Control Centre.
2023-01-29 16:30From: Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION - DEMAND FLEXIBILTY SERVICE. DFS Tests have been instructed for tomorrow Monday 30/01/2023 between 09:00 and 10:00. Times in GMT The maximum demand reduction volume during this period is 189 MW. This will be System Tagged. For full details see the ESO Data Portal at https://data.nationalgrideso.com/dfs/demand-flexibility-service-test-events. Notification Issued at 16:30 hours on 29/01/2023. Issued by Patrick Stewart National Grid Electricity National Control Centre.
2023-01-29 14:30From: Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION - DEMAND FLEXIBILTY SERVICE. DFS Tests have been initiated for tomorrow Monday 30/01/2023 between 09:00 and 10:00. Times in GMT The maximum demand reduction volume during this period is expected to be 250 MW. This will be System Tagged. For full details see the ESO Data Portal at https://data.nationalgrideso.com/dfs/demand-flexibility-service-test-events. Notification Issued at 14:30 hours on 29/01/2023. Issued by Patrick Stewart National Grid Electricity National Control Centre.
2023-01-29 09:59From: Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION - DEMAND FLEXIBILTY SERVICE. DFS Tests are scheduled for tomorrow Monday 30/01/2023 This is an indication that DFS Service Requirements might be published today at 14:30 for Providers being tested. Tests will be System Tagged. For full details see the ESO Data Portal at https://data.nationalgrideso.com/dfs/demand-flexibility-service-test-events. Notification Issued at 10:00 hours on 29/01/2023. Issued by Patrick Stewart National Grid Electricity National Control Centre.
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System Warnings are messages published by the System Operator to inform all involved parties of important information concerning operational and commercial issues. For example, System Warnings are used to notify a shortfall in electricity margins (Electricity Margin Notice), Demand Control Warnings, IT System Outages or Failures, Risk ... Show More