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
6storm overflows within 2 km
172hours of spills in 2025 between them (typical neighbourhood: about 36)
28spill events counted
Northumbrian Water
Seaton Sluice Pumping Stationinto North Sea · near bathing water: Seaton Sluice20 spills, 171 hours in 2025
1.1 km away
Northumbrian Water
West End Csointo Seaton Burn · near bathing water: Seaton Sluice3 spills, 1 hours in 2025
300 m away
Northumbrian Water
Hartley Caravan Park Psinto North Sea2 spills, 0 hours in 2025
550 m away
Northumbrian Water
Links Road Csointo Seaton Burn · near bathing water: Seaton Sluice2 spills, 0 hours in 2025
900 m away
Northumbrian Water
West End Csointo Seaton Burn · near bathing water: Seaton Sluice1 spills, 0 hours in 2025
300 m away
Northumbrian Water
Holywell Pumping Stationinto Seaton Burn0 spills, 0 hours in 2025
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 Holywell & Hartley: +30% over five years (2020 → 2025).
Council tax list: 70 homes added in the neighbourhood since April 2024.
Population (GP registrations): +2.0% in two years.