Water sewage and treatment plant in Raddolugama

Please include : Janitha Prasadini Sirimanna /3

       We visited to water treatment  plant and sewage system  in  Raddolugama .We reached their around 8.45am.First they gave brief introduction about   water treatment  plant.

                                It commenced in 1987 to supply drinking water to the housing scheme of over 2000 houses.Now they supplies water to

                                        2481 house in scheme

                                        2500 houses out of scheme

                                        Wijaya kumarathunga memorial hospital

                                         Police station and armybase Seeduwa

                                        Katunayaka industrial zone

      Then we went to see treatment plant.Plant contain 2 treatment units and sewage treatment system.By treatment units water of Dandugan oya  clean to drink. Treatment process is first pump water from river.Then clean water by

                                    Aeartion

                                    Sedimentation

                                    Filtering

     Then water chlorinatin done and distribute water to houses.Water checked in once in to weeks in regional lab to check quality of water.

                        Then we visited to sewage treatment unit.It  treat and disinfect  kitchen water and sewage before release in to water.It is done by

                                    Collection

                                    Large particle separation

                                    Aeration

                                    Sedimentation

                                   Chlornation and release