System Warnings
Warning Date/Time
(GMT)		Warning Text
2022-09-29 11:21From : Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION Nature of Notification Planned testing between National Grid ESO (NGESO) and Reseau de Transport d'Electricite (RTE) will be conducted on the IFA2 interconnector. Between 13:00BST and 14:00BST there will be one instance of a delta decrease of 50MW outside of commercially nominated flows. Testing periods will last approximately 30 mins. Notification Issued at 12:21 hrs on 29/09/2022 Issued by Angela Wilks National Grid Electricity Control Centre.
2022-09-27 10:12From : Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION Nature of Notification There will be a short duration localised voltage control test initiated within NPG North East DNO�s area due to commence at 11:30. It is anticipated demand will reduce by approximately 40MW and will be fully restored by 13:00. Notification Issued at 11:12 hrs on 27/09/2022 Issued by Natasa Dinic National Grid Electricity Control Centre.
2022-09-26 09:50To All Balancing Mechanism Wider Access API EDL and EDT Users Please be advised that the planned WA API outage was completed at 10:45 on 26/09/2022. 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. Issued by Gavin Brown at 10:50 on 26/09/2022
2022-09-26 08:41To 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 10:45 on 26/09/2022. 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 Gavin Brown at 09:41 on 26/09/2022
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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