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
4storm overflows within 2 km
393hours of spills in 2025 between them (typical neighbourhood: about 36)
77spill events counted
United Utilities
Horwich Wastewater Treatment Worksinto Pearl Brook31 spills, 195 hours in 2025
2.0 km away
United Utilities
Horwich Wastewater Treatment Worksinto Pearl Brook19 spills, 168 hours in 2025
2.0 km away
United Utilities
Chorley New Road Spsinto Pearl Brook25 spills, 30 hours in 2025
250 m away
United Utilities
Chorley New Rd Telford St Cso 071jqinto Middle Brook2 spills, 0 hours in 2025
33 planned, approved or being built and 8 running (55 MW between them). Those within 5 km are on the map above.
Rooftop solar
Tesco Superstore, Mansell Way - Solar PanelsPlanning application in · 1 MW
Apr 2026 950 m away
Rooftop solar
Tesco, Mansell WayApproved, not yet built · 450 kW
Nov 2020 950 m away
Battery storage
Scot Lane - Micro Energy Storage SystemApproved, not yet built · 200 kW
Jan 2026 2.6 km away
Battery storage
Slack Lane, Westhoughton - Battery Energy Storage SystemApproved, not yet built · 45 MW
Dec 2024 3.7 km away
Battery storage
Bramble Croft, Chew Moor Lane - Battery Energy StoragePlanning application in · 200 kW
Apr 2026 4.0 km away
Battery storage
Ditchers FarmApproved, not yet built
Nov 2024 4.5 km away
Rooftop solar
Westhoughton Community Leisure Centre - Solar Photovoltaic SystemApproved, not yet built · 180 kW
Sept 2021 4.8 km away
Anaerobic digestion
Wigan Lane - Anaerobic Digester UnitApproved, not yet built
Mar 2026 5.2 km away
Rooftop solar
Guide Dogs For The Blind Association - Solar PanelsApproved, not yet built · 170 kW
Apr 2025 6.9 km away
Solar farm
Seddon Construction, Plodder Lane - Solar PanelsApproved, not yet built · 220 kW
May 2025 7.0 km away
Rooftop solar
Road and street works within 1 km
15 permitted works running now or planned, 3 of them major.
Major
Chorley New Road, BoltonUtility asset works · Grain Communications Limited (formerly Solway Communications Limited) · Give and take
Sept 2026 to Oct 2026 750 m away
Major, planned
New Chapel Lane, BoltonUtility asset works · BT · Road closure
Dec 2026 to Dec 2026 900 m away
Major
New Chapel Lane, BoltonUtility asset works · BT · Road closure
Dec 2026 to Dec 2026 900 m away
Standard
Arkwright Street, BoltonNew service connection · SP Electricity North West · Some carriageway incursion
Oct 2026 to Oct 2026 500 m away
Standard
Victoria Road, BoltonNew service connection · SP Electricity North West · Some carriageway incursion
Oct 2026 to Oct 2026 500 m away
Standard
Victoria Road, BoltonUtility asset works · Grain Communications Limited (formerly Solway Communications Limited) · Some carriageway incursion
Oct 2026 to Oct 2026 650 m away
Standard
Stocks Park Drive, BoltonUtility asset works · Grain Communications Limited (formerly Solway Communications Limited) · Give and take
Oct 2026 to Oct 2026 700 m away
Standard
Victoria Road, BoltonUtility asset works · Grain Communications Limited (formerly Solway Communications Limited) · Multi-way signals
Oct 2026 to Oct 2026 750 m away
Standard
Nasmyth Street, BoltonUtility asset works · Grain Communications Limited (formerly Solway Communications Limited) · Some carriageway incursion
Major infrastructure projects within 30 km
Pre-application
Intermodal Logistics Park NorthRail Freight Interchanges · Site known as Intermodal Logistics Park North – land bounded by the M6 motorway (west), Winwick Lane (south and east) and Chat Moss railway line (north).
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 Horwich South & Middlebrook: +34% over five years (2020 → 2025).
Council tax list: 250 homes added in the neighbourhood since April 2024.
Population (GP registrations): +8.0% in two years.