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
1storm overflows within 2 km
39hours of spills in 2025 between them (typical neighbourhood: about 36)
6spill events counted
Southern Water
Ashurst Bridge Ceointo Bartley Water6 spills, 39 hours in 2025
Test Valley Business Centre, Test Lane - Solar PV systemApproved, not yet built · 330 kW
Nov 2022 2.9 km away
Battery storage
Station Road, Crescent Industrial Estate - Battery Storage FacilityApproved, not yet built · 62 MW
Jan 2026 3.0 km away
Rooftop solar
Mauretania Road, Nursling - Solar PanelsPlanning application in · 190 kW
Jul 2023 3.0 km away
Rooftop solar
Asquith Nursery, David Lloyd Leisure - Solar PanelsApproved, not yet built · 300 kW
Jan 2024 3.8 km away
Battery storage
Bulls Copse Road, Marchwood Bypass - Battery Energy Storage SystemApproved, not yet built · 50 MW
Feb 2026 3.9 km away
Battery storage
Upton Lane, Nursling - Battery Storage FacilityApproved, not yet built · 50 MW
Jan 2022 4.1 km away
Battery storage
Upton Lane, Nursling - Battery Energy StorageApproved, not yet built · 100 MW
May 2025 4.1 km away
Battery storage
Slowhill Copse, Bury Road - Battery Storage FacilityApproved, not yet built
Apr 20254.4 km away
Road and street works within 1 km
7 permitted works running now or planned, 6 of them major.
Major
Mortimer To Haltons Close Footpaths, TottonUtility repair and maintenance works · SOUTHERN GAS NETWORKS PLC · No carriageway incursion
Dec 2026 to Jan 2027 400 m away
Major
Blackwater Drive, TottonUtility repair and maintenance works · SOUTHERN GAS NETWORKS PLC · No carriageway incursion
Feb 2027 to Mar 2027 550 m away
Major
Rufus Gardens, TottonUtility asset works · SCOTTISH AND SOUTHERN POWER DISTRIBUTION (SSEPD) · Give and take
Sept 2026 to Jan 2027 650 m away
Major
Barnsfield Crescent, TottonNew service connection · SCOTTISH AND SOUTHERN POWER DISTRIBUTION (SSEPD) · Two-way signals
Oct 2026 to Oct 2026 650 m away
Major
Honeywood Close Footpaths, TottonUtility repair and maintenance works · SOUTHERN GAS NETWORKS PLC · No carriageway incursion
Jan 2027 to Feb 2027 700 m away
Major
Cheam Way, TottonUtility repair and maintenance works · SOUTHERN GAS NETWORKS PLC · Give and take
Jan 2027 to Feb 2027 750 m away
Standard
Totton Western Bypass, TottonHighway repair and maintenance works · NATIONAL HIGHWAYS · No carriageway incursion
Oct 2026 to Oct 2026 700 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
Decided
M3 Junction 9 ImprovementHighways · Adjacent to Winnal industrial estate, Winchester, north of Alresford Road B3404
decided May 2024 22.6 km away
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 26.2 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 Totton Calmore: +22% over five years (2020 → 2025).
Council tax list: 10 homes added in the neighbourhood since April 2024.
Population (GP registrations): -0.4% in two years.
Staplewood Campus, Marchwood - Solar PanelsApproved, not yet built · 200 kW
Aug 2025 5.6 km away
Rooftop solar
Spire Hospital, Chalybeate Close - Solar PanelsApproved, not yet built · 230 kW
May 2024 5.8 km away
Running nearest: Testwood Water Supply Works (solar farm, 1.5 km); Grove Solar Park (Phase 1) (solar farm, 5.0 km); Grove Solar Park (Phase 2) (solar farm, 5.0 km); Marchwood ERF (energy from waste, 5.1 km); Tavells Lane Solar Farm (solar farm, 5.2 km).
DESNZ Renewable Energy Planning Database, April to June 2026 (OGL). Projects of 150 kW and over; refused, withdrawn and abandoned ones are left out.