| River | Location | |
| Gin Ganga | Agaliya | |
| Gurugoda Oja | Imbulana | |
| Kalu Ganga | Putupaula | |
| Kelani Ganga | Glencourse | |
| Hanwella | ||
| Kitulgala | ||
| Matiadola | ||
| Nagalagam Street | ||
| Kelani Sitavaka Ganga | Algoda-Brige | |
| Derania Gala | ||
| Mahaweli Ganga | Manampitiya | |
| Peradeniya | ||
| Malw | u Oya at Kappachchi | |
| Walawe | Embilipitiya |
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