Deva (river)
| Deva | |
| River | |
 Deva River in Camaleño | |
| Country | Spain |
|---|---|
| States | Cantabria, Asturias |
| Tributaries | |
| - left | Urdón, Cares |
| - right | Quiviesa, Bullón |
| Source | Cirque |
| - location | Fuente Dé, Camaleño |
| - elevation | 1,100 m (3,609 ft) |
| Mouth | Tina Mayor |
| - location | Bay of Biscay |
| - elevation | 0 m (0 ft) |
| Length | 64 km (40 mi) |
| Basin | 1,195 km2 (461 sq mi) |
| Discharge | mouth |
| - average | 33.4 m3/s (1,180 cu ft/s) |
The Deva is a river in Northern Spain, flowing through the Autonomous Communities of Cantabria and Asturias until it joins the Cares River and flows into the Atlantic Ocean, in the Bay of Biscay, where they form the Tina Mayor estuary which is the natural border between Asturias and Cantabria.