LOCATION

LL65 1AE - Flood, Heat, Air & Subsidence Risk - Valley

Isle of Anglesey, Valley

Flood: Very lowHeat: LowerAir quality: Low

Climate risk summary for LL65 1AE

LL65 1AE in Valley has a Very low flood risk. Heat risk is Lower, with a median (50th percentile) of 7 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 4.2 μg/m³, within the WHO annual guideline of 5 μg/m³ (Defra UK-AIR).

How does LL65 1AE compare with the rest of the UK?

  • Air pollution: cleaner than 95% of councils
  • Heat risk: cooler than 89% of councils
  • Subsidence risk: lower risk than 58% of postcodes

What is the flood risk in LL65 1AE?

Flood risk at LL65 1AE is rated Very Low, based on Natural Resources Wales flood mapping.

Natural Resources Wales flood zone data shows very low flood risk for LL65 1AE in Valley. 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 LL65 1AE?

Air quality at LL65 1AE 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 LL65 1AE at risk of coastal erosion?

The nearest projected coastal erosion zone to LL65 1AE is 122 m away (NRW NCERM No Active Intervention - Short-term (2005-2025) mapping) and the postcode is in the very high coastal erosion risk band. Coastal erosion risk varies along the shoreline depending on local geology, sea defences and Shoreline Management Plan policy. Check the Shoreline Management Plan for this stretch for the projections that apply to a specific property.

Where does this data come from?

This LocalRisk report for LL65 1AE draws on four official UK open data sources: Natural Resources Wales flood mapping, 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 Isle of Anglesey and is updated as new official datasets are published.

About the Isle of Anglesey area

The Isle of Anglesey has a predominantly coastal and rural setting with low-lying land and exposed shorelines and experiences cool, wet winters and mild summers, shaped by Irish Sea influence and open landscapes.

What should buyers and renters check in LL65 1AE?

Practical check: The nearest projected erosion zone is 122m away - check the Shoreline Management Plan policy for this stretch and whether the property is within 100 years of the erosion line. 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 LL65 1AA is at localrisk.co.uk/postcode/LL651AA, and you can compare LL65 1AE side by side with any UK postcode at localrisk.co.uk/compare.