OS Open Rivers
OS Open Rivers provides an open dataset of the high-level view of watercourses in Great Britain. OS Open Rivers GIS data contains over 144 000km of water bodies and watercourses map data. These include freshwater rivers, tidal estuaries and canals.

Solve challenges
Model simple what-if scenarios. OS Open Rivers lets you answer questions such as:
Which rivers would be affected by a toxic discharge from this site?
Water quality data
OS Open Rivers lets you tag information with the river IDs used by environment agencies so everybody can use it, ideal for sharing water quality data.
Comprehensive map data
OS Open Rivers GIS data contains over 144 000km of water bodies and watercourses map data. These include freshwater rivers, tidal estuaries and canals.
How to get this product
Access to this OS OpenData product is free through the OS Data Hub.
What's next?
To access additional documentation and resources relating to this product, please refer to the following:
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