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Technical Insight 15 December 2025

SEPA Pluvial Flood Maps 2023 vs 2025

Scotland's flood mapping has undergone significant updates. We analyse the key differences between SEPA's 2023 and 2025 Surface Water and Small Watercourse Flood Maps.

By Douglas Swinbanks

Scotland’s flood mapping has undergone significant updates. We analyse the key differences between SEPA’s 2023 and 2025 Surface Water and Small Watercourse Flood Maps and what they mean for developers working north of the border.

flood-mappingscotlandsepa

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