Orosí River
The Orosi River, also called Rio Grande de Orosi, is a river in Costa Rica near the Cordillera de Talamanca. The watershed contains one of the rainiest areas of Costa Rica, with annual rainfalls of up to.
The river goes through the Tapantí National Park. Just before Lake Cachi, whose dam was constructed in 1954, it links with the Agua Caliente river to form the.