LOCATION

L12 0AA - Flood, Heat, Air & Subsidence Risk - West Derby (L12)

Liverpool, West Derby (L12)

Flood: LowHeat: LowerAir quality: MediumGround: Low

Climate risk summary for L12 0AA

L12 0AA in West Derby (L12) has a Low flood risk - EA NaFRA2 data records 11 properties in a flood risk zone. Heat risk is Lower, with a median (50th percentile) of 17 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 Medium at PM2.5 6.7 μg/m³, above the WHO annual guideline of 5 μg/m³ (Defra UK-AIR). Ground conditions are Low risk, with Glacial Till geology; shrink-swell risk is classed as improbable (BGS GeoSure).

How does L12 0AA compare with the rest of the UK?

  • Air pollution: more polluted than 50% of councils
  • Heat risk: cooler than 65% of councils
  • Subsidence risk: lower risk than 58% of postcodes
  • Green space access: better green access than 72% of English postcodes

What is the flood risk in L12 0AA?

Flood risk at L12 0AA is rated Low, based on Environment Agency NaFRA2 modelling.

Environment Agency flood zone data shows low flood risk for L12 0AA in West Derby (L12). EA NaFRA2 data shows 11 at low 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. For a specific property, a conveyancing search will confirm the exact flood zone position.

How is the air quality in L12 0AA?

Air quality at L12 0AA is rated Medium, 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 L12 0AA?

BGS GeoSure data classes the underlying soil at L12 0AA as Glacial Till, 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.

Where does this data come from?

This LocalRisk report for L12 0AA 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 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 Liverpool and is updated as new official datasets are published.

About the Liverpool area

Liverpool has a dense coastal city setting along the Mersey estuary with extensive historic development and experiences cool, wet winters and mild summers, influenced by maritime exposure and urban form.

What should buyers and renters check in L12 0AA?

Practical check: EA data flags 11 properties at flood risk here - check whether the property is among them by comparing its position to the flood zone boundary. 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 L12 0AA is at localrisk.co.uk/postcode/L120AA, and you can compare L12 0AA side by side with any UK postcode at localrisk.co.uk/compare.