West Devon, Okehampton (EX20)
EX20 1AD in Okehampton (EX20) has a Very low flood risk - EA NaFRA2 data records no properties in a flood risk zone in this postcode. Heat risk is Lower, with a median (50th percentile) of 12 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 Low at PM2.5 4.9 μg/m³, within the WHO annual guideline of 5 μg/m³ (Defra UK-AIR). Ground conditions are Low risk, with Claystone/Mudstone geology; shrink-swell risk is classed as improbable (BGS GeoClimate).
Flood risk at EX20 1AD is rated Very Low, based on Environment Agency NaFRA2 modelling.
Environment Agency flood zone data shows very low flood risk for EX20 1AD in Okehampton (EX20). EA NaFRA2 data shows no properties at flood 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. For a specific property, a conveyancing search will confirm the exact flood zone position.
Air quality at EX20 1AD is rated Low, 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.
British Geological Survey data classes the underlying soil at EX20 1AD as Claystone/Mudstone, with shrink-swell hazard rated improbable (subsidence risk band: Low). A structural survey is the reliable way to assess ground conditions for a specific property.
This LocalRisk report for EX20 1AD 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 GeoClimate subsidence mapping. Risk ratings are a screening tool, complementing - not replacing - the searches and surveys ordered as part of a property transaction. Data covers West Devon and is updated as new official datasets are published.
West Devon has a largely rural and upland setting on the western flank of Dartmoor, with moorland, river valleys and the market towns of Okehampton and Tavistock, and experiences cool, wet winters and mild summers, shaped by elevation and Atlantic weather systems.
Climate risk can change street by street, so it is worth checking neighbouring postcodes too. The full risk report for EX20 1AA is at localrisk.co.uk/postcode/EX201AA, and you can compare EX20 1AD side by side with any UK postcode at localrisk.co.uk/compare.