Akkarayan Aru
Deduru Oya
Gal Oya
Gin Ganga
Kala Oya
Kalu Ganga
Kanakarayan Aru
Kehelgamu Oya
Kelani River
Kirindi Oya
Kodalikkallu Aru
Kotmale River
Kukule River
Kumbukkan Oya
Madu Ganga
Maduru Oya
Maha Oya
Mahaweli River
Malvathu River
Mandekal Aru
Maskeliya Oya
Mavil Aru
Menik Ganga
Mi Oya
Nanu Oya
Nay Aru
Netheli Aru
Pali Aru
Pallavarayankaddu Aru
Parangi Aru
Per Aru
Piramenthal Aru
Pusweli Oya
Theravil Aru
Valukkai Aru
Verugal Aru
Walawe River
Yan Oya