FK9 4AH - Flood, Heat, Air & Subsidence Risk - Saint Ninian

Stirling, Saint Ninian

FK9 4AH in Saint Ninian has a Higher flood risk. Heat risk is Lower, with a median (50th percentile) of 5 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 4.3 μg/m³, within the WHO annual guideline of 5 μg/m³ (Defra UK-AIR). Ground conditions are Low risk, with Quaternary Marine/Estuarine Clay/Silt geology; shrink-swell risk is classed as improbable (BGS GeoSure).

• Heat: Projected 5 days above 25°C per year, 2021-2040 average (Met Office UKCP18, 50th percentile under RCP8.5).
• Air quality: PM2.5 4.3 µg/m³ - within the WHO annual guideline of 5 µg/m³ (Defra UK-AIR).
• Ground: BGS data: Quaternary Marine/Estuarine Clay/Silt geology. Shrink-swell risk classed as improbable (British Geological Survey).

Flood risk at FK9 4AH is rated Higher, based on SEPA flood mapping.

Air quality at FK9 4AH 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 FK9 4AH as Quaternary Marine/Estuarine Clay/Silt, 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 FK9 4AH 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 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 Stirling and is updated as new official datasets are published.

Stirling has a strategic inland setting where lowland river valleys meet upland terrain and experiences cool, wet winters and mild summers, influenced by varied elevation and Central Scotland weather patterns.

SEPA flood zone data places FK9 4AH in the higher 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.