洪港

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洪港 flows into 富水 , which it joins at N 29° 41′ 18″, E 114° 52′ 31″ at OSM node n12400204589, and there 402 km of total upstream flows in. load it's distributaries

洪港 has 4 tributaries.

• (unnamed), which joins it at N 29° 30′ 2″, E 114° 52′ 10″ at OSM node n1767488993, and 30 km of total upstream flows in.
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• (unnamed), which joins it at N 29° 33′ 39″, E 114° 51′ 42″ at OSM node n12400204578, and 12 km of total upstream flows in.
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• (unnamed), which joins it at N 29° 29′ 36″, E 114° 49′ 15″ at OSM node n1767488883, and 5 km of total upstream flows in.
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• (unnamed), which joins it at N 29° 29′ 3″, E 114° 47′ 54″ at OSM node n1767488764, and 2 km of total upstream flows in.
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