Rivers of Sri Lanka

Maha Oya River | Ninth Longest River in Sri Lanka

Maha Oya (Sinhala: මහ ඔය; Tamil: மகா ஆறு) is a stream that originates in the hilly regions around Aranayaka, Batalegala and Kadugannawa in Kegalle…

Kotmale Oya (Sinhala: කොත්මලේ ඔය; Tamil: கொத்மலை ஆறு) Kothmale Oya is one of the seven major tributaries of the Mahaweli Ganga , the longest riv…

M i Oya or Mee Oya (Sinhala: මී ඔය) is a stream in the North-Western Province, Sri Lanka. Originates in the Galgamuwa-Maho area, it flows for 109 k…

Yan Oya (Sinhala: යාන් ඔය) is a seasonal low-order river streaming through the northeastern region of Sri Lanka. Approximately 142 km long, it is th…

Maduru Oya reservoir M aduru Oya (Sinhala: මාදුරු ඔය; Tamil: மதுரு ஆறு) is a river in eastern Sri Lanka. It originates in Mahiya…

Polwatta Ganga (Sinhala: පොල්වත්ත ගඟ) is a river in southern Sri Lanka. It originates in the hills above Nakiyadeniya where it is known as Udugan O…

Bentota Ganga (Sinhala: බෙන්තොට ගඟ; Tamil: பெண்தோட்டா ஆறு) Benthara Ganga is a river in southern Sri Lanka. It originates from mountains in the El…

Sri Lanka's Rivers (Sinhala: ශ්‍රී ලංකාවේ ගංගා; Tamil: இலங்கையின் ஆறுகள்) rise from the country's inland regions such as the Central Highla…

Kumbukkan Oya K umbukkan Oya (Sinhala: කුඹුක්කන් ඔය; Tamil: கும்புக்கன் ஆறு) is a river in eastern Sri Lanka. It originates from…

Kirindi Oya K irindi Oya (Sinhala: කිරිඳි ඔය) is a river in southeast Sri Lanka. It is 118 km long and considered the 11th longe…

Menik Ganga (Sinhala: මැණික් ගඟ; Tamil: மாணிக்க ஆறு) is a perennial river in the southern semi-arid pan of Sri Lanka. Originates in the Namunukula …

Kala Oya K ala Oya (Sinhala: කලා ඔය; Tamil: கலா ஓயா) is a river in northwest Sri Lanka. It originates at Dambulla, Kandalama mou…

Deduru Oya D eduru Oya (Sinhala: දැදුරු ඔය; Tamil: தெதரு ஆறு) is a river in northwest Sri Lanka. It originates from the foothill…

Mahaweli Ganga (Sinhala: මහවැලි ගඟ; Tamil: மகாவலி ஆறு) is the longest and largest river system in Sri Lanka (Arumugam, 1969). It is 335 km long and…

Senanayaka Samudraya, the largest irrigation reservoir of the Gal Oya River G al Oya (Sinhala: ගල් ඔය; Tamil: கல் ஆறு) is a rive…

Malwathu Oya Malvathu River (Sinhala: මල්වතු ඔය; Tamil: அருவி ஆறு) (Tamil: Aruvi Aru) is a river in the Dry Zone of Sri Lanka. The river originate…

Gin Ganga (Sinhala: ගිං ගඟ; Tamil: கிங்கங்கை) is considered one of the important rivers in southern Sri Lanka. The chronicle Mahavamsa mentions thi…

Photo caption N ilwala Ganga (Sinhala: නිල්වලා ගඟ) is considered one of the important rivers in southern Sri Lanka.

Attanagalu Oya (Sinhala: අත්තනගලු ඔය) is a river located in the wet zone of Sri Lanka. It flows through Gampaha District by providing water for irri…