Please note that due to essential maintenance work being carried out, users may witness a short disruption to the Energy - Flow Data section of the National Grid website.

The work is scheduled:

25 August 2010 between 12:10 to 12:15
25 August 2010 between 20:10 to 20:45
26 August 2010 between 20:35 to 20:40

We apologise for any inconvenience this may cause and we will keep you informed of any changes to the above programme.