Spotted when a home's energy certificate shows at least 15 m² (and 15%) more floor area than an earlier one. Only homes with two certificates show up, so the real number is higher. A busy street suggests extensions get permission here; check the council's planning register for the details.
Storm overflows within 2 km
2storm overflows within 2 km
1hours of spills in 2025 between them (typical neighbourhood: about 36)
4spill events counted
Southern Water
Alexandra Road Hythe Csointo Southampton Water3 spills, 1 hours in 2025
1.8 km away
Southern Water
Tates Copse Psinto Southampton Water1 spills, 0 hours in 2025
26 planned, approved or being built and 7 running (51 MW between them). Those within 5 km are on the map above.
Rooftop solar
Lucia Foster Welch Student Hall Of Residence - Solar PanelsApproved, not yet built
Sept 2022 4.9 km away
Battery storage
East Road, Marchwood - Battery Energy StorageApproved, not yet built · 200 MW
Nov 2025 5.3 km away
Rooftop solar
Staplewood Campus, Marchwood - Solar PanelsApproved, not yet built · 200 kW
Aug 2025 5.3 km away
Rooftop solar
Harbour Parade - Solar PhotovoltaicsApproved, not yet built
Jul 2025 5.5 km away
Rooftop solar
West Quay Retail Park, Harbour Parade - Solar PanelsApproved, not yet built
Dec 2025 5.5 km away
Rooftop solar
Buildings J K And Z Tesla Centre, Herbert Walker Avenue - Solar PanelsApproved, not yet built · 840 kW
Jan 2023 5.5 km away
Rooftop solar
CooperVision, Ensign Way - Solar PanelsApproved, not yet built · 1 MW
Sept 2024 5.6 km away
Rooftop solar
South Point, Hamble-Le-Rice - Solar PanelsApproved, not yet built · 500 kW
Sept 2024 5.6 km away
Battery storage
Hound RoadPlanning application in
Sept 2020 5.9 km away
Battery storage
Hamble Lane Battery Energy StorageApproved, not yet built · 6 MW
Nov 2019 6.1 km away
Rooftop solar
Road and street works within 1 km
2 permitted works running now or planned, 1 of them major.
Major
Dukeswood Drive, Dibden PurlieuUtility repair and maintenance works · SOUTHERN GAS NETWORKS PLC · Road closure
Nov 2026 to Nov 2026 350 m away
Standard
Water Lane, Dibden PurlieuUtility repair and maintenance works · SCOTTISH AND SOUTHERN POWER DISTRIBUTION (SSEPD) · Multi-way signals
Dec 2026 to Jan 2027 850 m away
DfT Street Manager permits (OGL), England. Dates are the planned ones; works often finish early or overrun.
Major infrastructure projects within 30 km
Pre-examination
Hampshire Water Transfer and Water Recycling ProjectDams and Reservoirs · The project is located in Hampshire, South East England, extending from Havant on the south coast, to Otterbourne near Winchester. The proposed Water Recycling Plant would be located off Harts Farm Way in Havant.
application due in May 2026 17.9 km away
Decided
M3 Junction 9 ImprovementHighways · Adjacent to Winnal industrial estate, Winchester, north of Alresford Road B3404
decided May 2024 25.5 km away
Decision
AQUIND InterconnectorElectric Lines · From the UK seaward limit in the English Channel to Lovedean Substation.
application due Q4 2019 26.6 km away
Planning Inspectorate list of nationally significant infrastructure projects (roads, railways, energy, water, waste), October 2026 (OGL). Each is placed at one point, usually the middle of the site; long schemes run well beyond it.
Transport schemes within 20 km
None on our list yet. We're starting with recently opened and under-construction rail schemes.
The longer view
Like-for-like prices in Langdown & Dibden Purlieu: +21% over five years (2020 → 2025).
Council tax list: 20 homes added in the neighbourhood since April 2024.
Population (GP registrations): -0.4% in two years.