West Devon, Okehampton (EX17)
EX17 5AH in Okehampton (EX17) has a High flood risk - EA NaFRA2 data records 1 property at high flood risk. 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 EX17 5AH is rated High, based on Environment Agency NaFRA2 modelling.
Environment Agency flood zone data places EX17 5AH in the high flood risk band. EA NaFRA2 data shows 1 at high 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. A formal flood risk search and review of buildings insurance availability is recommended before any property transaction in this area.
Air quality at EX17 5AH 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 EX17 5AH 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 EX17 5AH 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.
Practical check: With 1 property at high flood risk here, ask about past flooding events, check the entrance threshold height relative to road level, and review buildings insurance terms. These are postcode-level indicators - conditions vary between individual properties.
Climate risk can change street by street, so it is worth checking neighbouring postcodes too. The full risk report for EX17 1AA is at localrisk.co.uk/postcode/EX171AA, and you can compare EX17 5AH side by side with any UK postcode at localrisk.co.uk/compare.