前所河

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前所河 flows into 大洼河 , which it joins at N 27° 52′ 12″, E 100° 48′ 47″ at OSM node n1753998903, and there 103 km of total upstream flows in. load it's distributaries

前所河 has 2 tributaries.

• 永宁河, which joins it at N 27° 47′ 18″, E 100° 43′ 36″ at OSM node n265568717, and 45 km of total upstream flows in.
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• (unnamed), which joins it at N 27° 47′ 18″, E 100° 43′ 36″ at OSM node n265568717, and 5 km of total upstream flows in.
load it's tributaries