Page cover image

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.

This product is updated every six months in April and October.

OS Open rivers data showing a high level view of watercourses in Great Britain
OS Open Rivers dataset visualised

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:

Last updated

Was this helpful?

#345: Adding What's next networking links

Change request updated