Hinterrhein (river)
The Hinterrhein (German: [ˈhɪntɐˌʁaɪn] ⓘ; Sutsilvan: Ragn Posteriur; Sursilvan: Rein Posteriur; Rumantsch Grischun, Vallader, and Puter: Rain Posteriur; Surmiran: Ragn posteriour; Italian: Reno Posteriore; "Posterior Rhine") is one of the two initial tributaries of the Rhine (shorter in length but bigger by volume) rising in the canton of Graubünden in Switzerland.
| Hinterrhein Posterior Rhine | |
|---|---|
The Hinterrhein southwest of Splügen | |
| Native name |
|
| Location | |
| Country | Switzerland, Italy (Valle di Lei) |
| Physical characteristics | |
| Source | |
| • coordinates | 46°29′55″N 9°3′45″E |
| • elevation | 2,400 m (7,900 ft) |
| Mouth | |
• coordinates | 46°49′24″N 9°24′28″E |
• elevation | 585 m (1,919 ft) |
| Length | 64 km (40 mi) |
| Basin size | 1,693 km2 (654 sq mi) |
| Discharge | |
| • average | 59.6 m3/s (2,100 cu ft/s) |
| Basin features | |
| Progression | Rhine→ North Sea |
| River system | Rhine |
| Tributaries | |
| • right | Ragn da Ferrera, Albula/Alvra |
| Waterbodies | Sufner See |
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