(unnamed)

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(unnamed) flows into Røa , which it joins at the following points: 31 km of total upstream flows in at N 62° 18′ 36″, E 12° 8′ 16″ at OSM node n11343997558 101 km of total upstream flows in at N 62° 18′ 39″, E 12° 7′ 26″ at OSM node n11343997941 75 km of total upstream flows in at N 62° 18′ 36″, E 12° 7′ 54″ at OSM node n12476505932 load it's distributaries

(unnamed) has 1 tributaries.

• Grøtåa, which joins it at N 62° 18′ 0″, E 12° 8′ 1″ at OSM node n4922609049, and 85 km of total upstream flows in.
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