The Chepelare (, 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 Chepelare River, also known as Chaya or Asenitsa, flows through Bulgaria and begins at an elevation of around 1,500 meters on Rozhen Peak within the Rhodope Mountains.