theodi/ndl-core-corpus huggingface dataset:
SFRA Floodzone 3ai / 3b GeoJSON
Source: environment.data.gov.uk (2025-05-09)

Sheffield Strategic Flood Risk Assessment Zone 3ai/3b. This dataset shows Sheffield City Council Strategic Flood Risk Assessment Zone 3ai / 3b. It was produced for Sheffield City Council by JE Jacobs in 2008 and shows areas subject to flooding up to (and including) once in every 20 years on average.