Perawaththa Oya

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Perawaththa Oya flows into Galaha Oya , which it joins at N 7° 12′ 10″, E 80° 40′ 9″ at OSM node n9271248624, and there 4 km of total upstream flows in. load it's distributaries

Perawaththa Oya has 1 tributaries.

• (unnamed), which joins it at N 7° 12′ 31″, E 80° 40′ 13″ at OSM node n9271248544, and 430 m of total upstream flows in.
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