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
8storm overflows within 2 km
84hours of spills in 2025 between them (typical neighbourhood: about 36)
66spill events counted
Southern Water
Pier Road Southsea Csointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay43 spills, 59 hours in 2025
1.2 km away
Southern Water
Mile End Road Csointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay18 spills, 20 hours in 2025
1.7 km away
Southern Water
Commercial Road/Rudmore Road Csointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay4 spills, 5 hours in 2025
1.7 km away
Southern Water
Harbour Road Gosport Ceointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay1 spills, 1 hours in 2025
1.2 km away
Southern Water
Mumby Road Gosport Wps/Ceointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay0 spills, 0 hours in 2025
1.2 km away
Southern Water
St Matthews Square Gosport Ceointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay0 spills, 0 hours in 2025
1.2 km away
Southern Water
Holbrook Road/Pyning Street Csointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay0 spills, 0 hours in 2025
1.6 km away
Southern Water
The Anchorage Gosport Ceointo Portsmouth Harbour · near bathing water: Southsea East; Stokes Bay0 spills, 0 hours in 2025
Station Street Access Road To Portsmouth And Southsea Station, PortsmouthWorks for Rail Purposes · NETWORK RAIL · Road closure
Oct 2026 to Oct 2026 900 m away
Standard
Kent Street, PortsmouthUtility asset works · SOUTHERN WATER · Two-way signals
Oct 2026 to Oct 2026 150 m away
Standard
St Michaels Road, PortsmouthNew service connection · SCOTTISH AND SOUTHERN POWER DISTRIBUTION (SSEPD) · Lane closure
Nov 2026 to Dec 2026 650 m away
Standard
St Pauls Road, SouthseaSection 50 · PORTSMOUTH CITY COUNCIL · No carriageway incursion
Oct 2026 to Oct 2026 800 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 8.4 km away
Decision
AQUIND InterconnectorElectric Lines · From the UK seaward limit in the English Channel to Lovedean Substation.
application due Q4 2019 13.9 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 Portsea: -5% over five years (2020 → 2025).
Council tax list: 10 homes added in the neighbourhood since April 2024.
Population (GP registrations): -3.3% in two years.