Getting started
OS Open Rivers is a generalised product which has been automatically derived from Ordnance Survey large scale data.
User guide (PDF)
Read our user guide and technical specification for OS Open Rivers.
Technical information
Specifications
| Key Features | What this product offers |
|---|---|
| Format | GML 3.2, Esri Shape file |
| Data structure | Vector points and lines |
| Attributes | Watercourse name; watercourse type; direction of water flow |
| Scale | 1:15 000 to 1:30 000 |
| Update frequency | Twice a year - April and October |
| Supply | Download only |
| Coverage | Great Britain |
