| население | |
| Kolonnawa | 64887 |
 | Diyawanna Oya Seaplane Base | ~ 3.67 км |
| Beira Lake Seaplane Base | ~ 3.95 км |
| Kelani-Peliyagoda Seaplane Base | ~ 4.80 км |
| Colombo Ratmalana Airport | ~ 12.41 км |
| Dandugama Seaplane Base | ~ 19.49 км |
| Bandaranaike International Colombo Airport | ~ 27.50 км |
| Katukurunda Air Force Base | ~ 43.50 км |
| Bentota River Waterdrome | ~ 57.10 км |
| Castlereagh Lake Seaplane Base | ~ 77.07 км |
