System Warnings
Warning Date/Time
(GMT)
Warning Text
2022-09-22 13:19From : Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION Nature of Notification Localised Demand Control by Voltage reduction testing with National Grid Electricity Distribution South West completed at 13:00hrs . . . . . . . . . . Notification Issued at 14:19 hrs on 22/09/2022 Issued by Ian Bennett National Grid Electricity Control Centre.
2022-09-22 10:18From : Power System Manager - National Grid Electricity Control Centre NOTIFICATION OF ISSUE OF GB TRANSMISSION SYSTEM WARNING DEMAND CONTROL IMMINENT In accordance with OC7 of the Grid Code a GB Transmission System Warning 'Demand Control Imminent' has been issued by National Grid effective from 11:30 22/09/2022 This is a test with National Grid Electricity Distrubution South West. The test will be concluded at 13:00. The situation will be reviewed again by National Grid at 13:00 hours and an update issued Notification Issued at 11:15 hrs on 22/09/2022 Issued by Natasa Dinic National Grid Electricity Control Centre
2022-09-22 07:32From : Power System Manager - National Grid Electricity Control Centre NATIONAL GRID NOTIFICATION Nature of Notification Planned testing between National Grid ESO (NGESO) & RTE Reseau de Transport d'Electricie will be conducted today on the IFA2 interconnector. Between 09:00BST and 15:00BST there will be three instances of a delta dectease of 50MW outside of the commercially nomindated flows. Each testing period will last approximately 30 mins. Notification Issued at 08:32 hrs on 22/09/2022 Issued by Natasa Dinic National Grid Electricity Control Centre.
2022-09-20 10:19From : 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 NGD (South Wales) DNO's area due to commence at 11:30. It is anticipated demand will reduce by approximately 25MW and will be fully restored by 13:00 . . . . . . . Notification Issued at 10:15 hrs on 20/09/2022 Issued by Gavin Brown National Grid Electricity Control Centre.
2022-09-20 09:48To 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 10:45 on 20/09/2022
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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