CONSTITUENCY BRIEFING · ENERGYMAP.APP

Portsmouth North

MP: Amanda Martin (Labour) England Data to July 2026

Portsmouth North has 12 MW of clean power (all solar) approved and still not built: enough to supply a year's electricity to 4,200 homes. Britain's grid bottlenecks still add to bills here: about £92 a year per household, £3.7m across the constituency's 40,736 homes.

Ranks 218 of 650 for clean power approved and not built.

What is stuck, and why

Project and developerTechSizeWhy it is stuck
Fort Widley, Portsdown Hill Road - Battery Energy StVoltwise Power Holdings Limited Battery
120 MW
Waiting 1.0 years for a planning decisionWho can move it: Portsmouth Council
Lakeside Business ParkCustom Solar Limited Solar 1,600 homes
4.5 MW
Under constructionWho can move it: the developer
Farlington Water Treatment Works, Gillman Road - SolPortsmouth Water Limited Solar 1,300 homes
3.7 MW
Approved 4 years ago — nothing has happened sinceWho can move it: the developer and the network company

What else is in the briefing

No account needed for any of this: the full seat page with every figure, the method and sources, and this constituency's raw data. The account covers the packaged briefing only.