1. Muttathara Sewage Treatment Plant - Blue Drops

2. Features of the plant The only one in the whole of Kerala Started in 2012 Capacity of 107 MLD (million litre per day) Runs at 40% capacity; all the houses in the city are not yet connected to the sewers On 38 acres Treated water let out to Parvathy Puthanar

3. Flowchart of the process

4. Model of the plant

5. The 5 readings of the treated water

6. In the lab

7. Instruments in the lab

8. Water samples – inlet, aerated, treated outlet

9. The plant

10. Collection Well

11. Inlet Chamber and Mechanical Screen

12. Mechanical Screen

13. Garbage Conveyor Belt

14. Grit Chamber

15. Aeration Tank

16. Secondary Clarifier

17. Chlorination Building

18. Outlet water into Parvathy Puthanar