The Piaí River is a river of Rio Grande do Sul state in southern Brazil.
| Piaí River | |
|---|---|
 | |
| Location | |
| Country | Brazil |
| Physical characteristics | |
| Source | |
| • location | Rio Grande do Sul state |
| Mouth | Caí River |
• coordinates | 29°17′S 51°5′W / 29.283°S 51.083°W |
See also
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