CONSTITUENCY BRIEFING · ENERGYMAP.APP

Hayes and Harlington

MP: John McDonnell (Labour) England Data to July 2026

Hayes and Harlington has 1.6 MW of clean power (all solar) approved and still not built: enough to supply a year's electricity to 600 homes. Britain's grid bottlenecks still add to bills here: about £92 a year per household, £3.8m across the constituency's 41,383 homes.

Ranks 366 of 650 for clean power approved and not built.

Compared with its neighbours

ConstituencyApproved, not builtRunningPaid to switch off
Hayes and Harlington 1.6 MW0 MWnot visible
Spelthorne 0 MW0 MWnot visible
Windsor 0.7 MW4.8 MWnot visible
Feltham and Heston 2.6 MW1.7 MWnot visible
Ealing Southall 0.2 MW0 MWnot visible
Ealing North 0 MW0 MWnot visible

Feltham and Heston next door has 2.6 MW waiting, more than Hayes and Harlington's 1.6 MW.

The rest of the briefing

  • Every approval each project still needs, and which of them the public can see
  • Drafted parliamentary questions and letters, filled in with this seat's figures
  • 1 story angles for local reporting
  • A two-page PDF, and a newsroom edition with the references and who to call
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