| Langvassåga | |||||||
| Map: |
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| Subdivision Type1: | Country | ||||||
| Subdivision Name1: | Norway | ||||||
| Subdivision Type2: | County | ||||||
| Subdivision Name2: | Nordland | ||||||
| Subdivision Type3: | Municipalities | ||||||
| Subdivision Name3: | Rana Municipality | ||||||
| Length: | 6.5km (04miles) | ||||||
| Source1: | Langvatnet | ||||||
| Source1 Location: | Rana Municipality, Norway | ||||||
| Source1 Coordinates: | 66.3818°N 14.2541°W | ||||||
| Mouth: | Ranelva | ||||||
| Mouth Location: | Rana Municipality, Norway | ||||||
| Mouth Coordinates: | 66.3533°N 14.3185°W | ||||||
| River System: | Ranelva | ||||||
| Basin Size: | 1114km2 | ||||||
Langvassåga[1] is a river that flows out of the lake Langvatnet in Rana Municipality in Nordland county, Norway. It flows in a southeastern direction and almost immediately, it is joined by the river Røvassåga. It then continues a short distance southwards before joining the main river Ranelva, just south of the village of Røssvoll. The Langvassåga catchment area covers about . The river passes by the Mo i Rana Airport, Røssvoll.[2]