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Flood risk · St Leonardshill

Flood risk for St Leonardshill

Indicative risk for the kilometre square around the centre, from the Environment Agency’s national flood risk assessment. Always check a specific property address on the official map before buying or building.

River & sea flooding
Very low
No part of the square is in a mapped risk area.
Surface water flooding
Very low
High
2%
Medium
0.3%
Low
0.8%
Nearest watercourse
Bourne Ditch
A river, 907 m from the centre of St Leonardshill
For a property-specific flood risk check, use the official Environment Agency service at check-long-term-flood-risk.service.gov.uk.

Environment Agency National Flood Risk Assessment (NaFRA2, January 2025): the level shown is the highest risk that applies to at least 5% of the 1 km square centred on St Leonardshill; bars show each level’s share of that square. Nearest named watercourse from OS Open Rivers. Contains Environment Agency and Ordnance Survey data, Open Government Licence.

St Leonardshill, Windsor and Maidenhead flood risk assessment