The Chepelare (Bulgarian: Чепеларска река, Chepelarska reka, also called Chaya, Чая and Asenitsa, Асеница) is a river in Bulgaria that takes its source from Rozhen Peak (around 1,500 m above sea level) in the Rhodopes. The river's length is about 82 km and two hydroelectric plants are constructed on it, with a total maximum power of 2,400 kW.
|Length||82.3 km (51.1 mi)|
|Basin size||1,020 km2 (390 sq mi)|
|Progression||Maritsa→ Aegean Sea|