Rio Piau

Rio Piau is 34 km long, and has a stream level of 3.

Map of Rio Piau

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Rio Piau flows into Rio Una , which it joins at S 13° 21′ 32″, W 39° 10′ 28″ at OSM node n5819441072, and there 231 km of total upstream flows in.

Rio Piau has 3 tributaries.

Rio do Braço, which joins it at S 13° 20′ 5″, W 39° 15′ 12″ at OSM node n5819441495, and 72 km of total upstream flows in.

(unnamed), which joins it at S 13° 27′ 8″, W 39° 19′ 14″ at OSM node n7212899635, and 66 km of total upstream flows in.

(unnamed), which joins it at S 13° 22′ 54″, W 39° 17′ 42″ at OSM node n7212905237, and 49 km of total upstream flows in.