Planning and housing data in England

Dataset

Site of special scientific interest

About this dataset

Total	4,129 Sites of special scientific interest
Data providers	1
Collector last ran on	2025-04-10
New data last found on	2025-01-21
Origin	Contains some data created by MHCLG. We are working to replace it with data from authoritative sources
Licence	Licensed under the Open Government Licence v.3.0.
Attribution	© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2025.
Summary	Sites of special scientific interest (SSSI) are nationally protected sites that have features such as wildlife or geology. SSSIs are designated by Natural England. There is guidance to help local authorities decide on planning applications in protected SSSIs.

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