LOCATION

PR7 1BG - Flood, Heat, Air & Subsidence Risk - Adlington (PR7)

Chorley, Adlington (PR7)

Flood: MediumHeat: LowerAir quality: MediumGround: Low

Climate risk summary for PR7 1BG

PR7 1BG in Adlington (PR7) has a Medium flood risk - EA NaFRA2 data records 3 properties in a flood risk zone. Heat risk is Lower, with a median (50th percentile) of 13 days above 25°C per year, averaged over the 2021-2040 period under the RCP8.5 high emissions scenario (Met Office UKCP18). Air quality is Medium at PM2.5 6.3 μg/m³, above the WHO annual guideline of 5 μg/m³ (Defra UK-AIR). Ground conditions are Low risk, with Glacial Till geology; shrink-swell risk is classed as improbable (BGS GeoSure).

How does PR7 1BG compare with the rest of the UK?

  • Air pollution: more polluted than 50% of councils
  • Heat risk: cooler than 75% of councils
  • Subsidence risk: lower risk than 58% of postcodes
  • Green space access: less green access than 75% of English postcodes

What is the flood risk in PR7 1BG?

Flood risk at PR7 1BG is rated Medium, based on Environment Agency NaFRA2 modelling.

Environment Agency flood zone data places PR7 1BG in the medium flood risk band. EA NaFRA2 data shows 1 at medium risk, 2 at low risk in this postcode. The band reflects the highest flood risk within the postcode; some properties within this postcode may face little or no direct flood risk. Individual properties within PR7 1BG can differ - a formal flood risk search is recommended before any property transaction.

How is the air quality in PR7 1BG?

Air quality at PR7 1BG is rated Medium, based on Defra UK-AIR annual mean PM2.5 data. Fine particulate matter (PM2.5) comes primarily from road traffic, industry, and domestic burning. Long-term exposure above the WHO guideline of 5 µg/m³ is linked to respiratory and cardiovascular health risks. Buyers and renters in higher air quality risk areas may wish to consider whether the property is near busy roads or industrial sources.

Is subsidence a risk at PR7 1BG?

BGS GeoSure data classes the underlying soil at PR7 1BG as Glacial Till, with shrink-swell hazard rated improbable (subsidence risk band: Low). Soil type and shrink-swell behaviour drive subsidence claims following dry summers; recent ABI data shows insurer payouts rose sharply after the 2022 and 2025 hot summers. A structural survey is the reliable way to assess ground risk for a specific property.

Where does this data come from?

This LocalRisk report for PR7 1BG draws on four official UK open data sources: Environment Agency NaFRA2 flood modelling, Met Office UKCP18 climate projections, Defra UK-AIR PM2.5 monitoring, and British Geological Survey GeoSure subsidence mapping. Risk ratings are a screening tool, complementing - not replacing - the searches and surveys ordered as part of a property transaction. Data covers Chorley and is updated as new official datasets are published.

About the Chorley area

Chorley has an inland setting of towns and open countryside with higher ground to the east and experiences cool, wet winters and warm summers, shaped by Pennine foothills and river catchments.

What should buyers and renters check in PR7 1BG?

Practical check: EA data flags 3 properties at flood risk here - check whether the property is among them by comparing its position to the flood zone boundary. These are postcode-level indicators - conditions vary between individual properties.