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
No monitored sewer storm overflows within 2 km (England only).
52 planned, approved or being built and 10 running (72 MW between them). Those within 5 km are on the map above.
Rooftop solar
Holiday Inn Express, Botley Road - Solar PanelsApproved, not yet built · 240 kW
May 2025 550 m away
Rooftop solar
Utilita Bowl, Marshall Drive - Solar PanelsApproved, not yet built · 430 kW
May 2024 700 m away
Rooftop solar
Unit 1, Strategic Park, Comines Way - Solar PanelsApproved, not yet built · 340 kW
Sept 2022 1.3 km away
Rooftop solar
Strategic Park, Comines Way - Solar Photovoltaic PanelsPlanning application in · 410 kW
Oct 2022 1.3 km away
Rooftop solar
Sainsbury Supermarket, Tollbar Way - Solar PV PanelsApproved, not yet built · 840 kW
Mar 2025 1.4 km away
Rooftop solar
Allington Lane, West End - Solar panelsApproved, not yet built · 500 kW
Nov 2021 1.6 km away
Solar farm
Itchen Power, West End - Solar PanelsApproved, not yet built · 200 kW
Jan 2022 1.9 km away
Rooftop solar
Antelope Retail Park, Bursledon Road - Solar Photovoltaic PanelsApproved, not yet built · 670 kW
Apr 2026 2.3 km away
Rooftop solar
Pei Genesis UK Limited, George Curl Way - Solar PanelsApproved, not yet built · 270 kW
Jan 2023 3.2 km away
Rooftop solar
Airways Distribution Park, Wide Lane - Solar PanelsApproved, not yet built · 340 kW
Jun 20233.3 km away
Road and street works within 1 km
12 permitted works running now or planned, 8 of them major.
Major, planned
Telegraph Road, West EndUtility asset works · CITYFIBRE METRO NETWORKS LTD · Road closure
Nov 2026 to Nov 2026 200 m away
Major
Telegraph Road, West EndUtility asset works · CITYFIBRE METRO NETWORKS LTD · Road closure
Nov 2026 to Nov 2026 200 m away
Major
Fritham Road, SouthamptonHighway repair and maintenance works · SOUTHAMPTON CITY COUNCIL · Road closure
Oct 2026 to Oct 2026 600 m away
Major
Moorgreen Road, West EndUtility asset works · CITYFIBRE METRO NETWORKS LTD · Road closure
Nov 2026 to Nov 2026 650 m away
Major, planned
Cheriton Avenue, SouthamptonRemedial works · SOUTHAMPTON CITY COUNCIL · Road closure
Nov 2026 to Nov 2026 650 m away
Major, planned
Minstead Avenue, SouthamptonHighway improvement works · SOUTHAMPTON CITY COUNCIL · Road closure
Nov 2026 to Nov 2026 700 m away
Major, planned
Minstead Avenue, SouthamptonHighway improvement works · SOUTHAMPTON CITY COUNCIL · Road closure
Nov 2026 to Nov 2026 750 m away
Major, planned
Bramdean Road, SouthamptonHighway improvement works · SOUTHAMPTON CITY COUNCIL · Road closure
Nov 2026 to Nov 2026 800 m away
Standard
St James Road, West EndUtility repair and maintenance works · SOUTHERN WATER · Some carriageway incursion
Oct 2026 to Oct 2026 200 m away
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 14.2 km away
Decided
M3 Junction 9 ImprovementHighways · Adjacent to Winnal industrial estate, Winchester, north of Alresford Road B3404
decided May 2024 16.5 km away
Decision
AQUIND InterconnectorElectric Lines · From the UK seaward limit in the English Channel to Lovedean Substation.
application due Q4 2019 20.5 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 West End & Chartwell Green: +12% over five years (2020 → 2025).
Council tax list: 40 homes added in the neighbourhood since April 2024.
Population (GP registrations): +0.7% in two years.