LOCATION

PA23 7AA - Flood, Heat, Air & Subsidence Risk - Dunoon

Argyll and Bute, Dunoon

Flood: Very lowHeat: LowerAir quality: LowGround: Low

Climate risk summary for PA23 7AA

PA23 7AA in Dunoon has a Very low flood risk. Heat risk is Lower, with a median (50th percentile) of 3 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 3.8 μg/m³, within the WHO annual guideline of 5 μg/m³ (Defra UK-AIR). Ground conditions are Low risk, with Quaternary Marine/Estuarine Sand geology; shrink-swell risk is classed as improbable (BGS GeoClimate).

How does PA23 7AA compare with the rest of the UK?

  • Air pollution: cleaner than 95% of councils
  • Heat risk: cooler than 95% of councils
  • Subsidence risk: lower risk than 58% of postcodes

What is the flood risk in PA23 7AA?

Flood risk at PA23 7AA is rated Very Low, based on SEPA flood mapping.

SEPA flood zone data shows very low flood risk for PA23 7AA in Dunoon. 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.

How is the air quality in PA23 7AA?

Air quality at PA23 7AA 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.

Is subsidence a risk at PA23 7AA?

British Geological Survey data classes the underlying soil at PA23 7AA as Quaternary Marine/Estuarine Sand, 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.

Where does this data come from?

This LocalRisk report for PA23 7AA draws on four official UK open data sources: SEPA flood mapping, 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 Argyll and Bute and is updated as new official datasets are published.

About the Argyll and Bute area

Argyll and Bute has a predominantly coastal and upland landscape and experiences cool, wet winters and mild summers, influenced by Atlantic weather systems and varied topography.

Climate risk can change street by street, so it is worth checking neighbouring postcodes too. The full risk report for PA23 7AB is at localrisk.co.uk/postcode/PA237AB, and you can compare PA23 7AA side by side with any UK postcode at localrisk.co.uk/compare.