CF32 0PA - Flood, Heat, Air & Subsidence Risk - Cowbridge

Vale of Glamorgan, Cowbridge

CF32 0PA in Cowbridge has a High flood risk. Heat risk is Lower, with a median (50th percentile) of 19 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 5.1 μg/m³, above the WHO annual guideline of 5 μg/m³ (Defra UK-AIR). Ground conditions are Low risk, with Eolian Sand geology; shrink-swell risk is classed as improbable (BGS GeoSure).

• Flood: Plan with flood risk in mind for this area.
• Heat: Projected 19 days above 25°C per year, 2021-2040 average (Met Office UKCP18, 50th percentile under RCP8.5).
• Air quality: PM2.5 5.1 µg/m³ - above the WHO annual guideline of 5 µg/m³ (Defra UK-AIR).
• Ground: BGS data: Eolian Sand geology. Shrink-swell risk classed as improbable (British Geological Survey).

Flood risk at CF32 0PA is rated High, based on Natural Resources Wales flood mapping.

Air quality at CF32 0PA 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.

BGS GeoSure data classes the underlying soil at CF32 0PA as Eolian Sand, 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.

This LocalRisk report for CF32 0PA 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 Vale of Glamorgan and is updated as new official datasets are published.

The Vale of Glamorgan has a coastal and rural setting with cliffs, rolling countryside and low-lying estuarine land and experiences cool, wet winters and mild summers, influenced by Bristol Channel exposure.

Natural Resources Wales flood zone data places CF32 0PA in the high flood risk band. 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.

Practical check: With 19 hot days projected (UKCP18 50th percentile, 2021-2040 average under RCP8.5), note which bedrooms face west (hottest in evening) and whether windows allow through-ventilation. These are postcode-level indicators - conditions vary between individual properties.