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
229hours of spills in 2025 between them (typical neighbourhood: about 36)
35spill events counted
Dwr Cymru Welsh Water
Heswall Wastewater Treatment Worksinto Estuarial Waters Of The River Dee22 spills, 206 hours in 2025
1.8 km away
Dwr Cymru Welsh Water
Heswall Storage Tank Cso Heswallinto Estuarial Waters Of The River Dee6 spills, 17 hours in 2025
900 m away
Dwr Cymru Welsh Water
Unknowninto River Dee6 spills, 6 hours in 2025
800 m away
Dwr Cymru Welsh Water
Gayton Parkway Csointo Tributary Of River Dee1 spills, 1 hours in 2025
1.8 km away
Dwr Cymru Welsh Water
Heswall Seabank Roadinto River Dee Estuary0 spills, 0 hours in 2025
750 m away
Dwr Cymru Welsh Water
Gayton Cedarway Pumping Stationinto River Dee0 spills, 0 hours in 2025
HyNet Carbon Dioxide PipelineOther Pipe-lines · From the Ince AGI in Cheshire, via Stanlow Refinery, to Talacre Beach in North Wales
decided Mar 2024 10.1 km away
Pre-application
Mersey Tidal Power ProjectGenerating Stations · This will be an in-river proposal, located within the Mersey Riverine
environment. The Project will be located towards the mouth of the River
Mersey, between the Wirral on the west and Liverpool to the east.
New-home postcodes with fewer than 5 homes are counted above but not listed. 19 postcodes nearby had new homes completed in the last two years.
DESNZ Renewable Energy Planning Database, April to June 2026 (OGL). Projects of 150 kW and over; refused, withdrawn and abandoned ones are left out.
Decision
Frodsham SolarGenerating Stations · Land on Frodsham Marsh, approximately 500m to the north of Frodsham, Cheshire West and Chester
application due 30 May 2025 24.4 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.