Santa Rosa River (Acre)

Santa Rosa River is a river of Acre state in western Brazil, a tributary of the Purus River.

The river defines the boundary between Peru and Brazil in the centre of the state of Acre, then runs for a short distance along the boundary of the 231555 ha Santa Rosa do Purus National Forest, a sustainable use conservation unit created in 2001, until it joins the Purus River opposite the community of Santa Rosa do Purus.