七星河

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七星河 flows into 青通河 , which it joins at N 30° 44′ 39″, E 117° 47′ 53″ at OSM node n5400671289, and there 161 km of total upstream flows in. load it's distributaries

七星河 has 2 tributaries.

• 石安河, which joins it at N 30° 43′ 17″, E 117° 56′ 11″ at OSM node n5400699515, and 38 km of total upstream flows in.
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• (unnamed), which joins it at N 30° 51′ 48″, E 118° 7′ 33″ at OSM node n5400698387, and 4 km of total upstream flows in.
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