In this guide
This article explains the treatment objective, the design information that matters and the operating checks that help keep the system practical after installation.
Define raw water and final use
A WTP is not one fixed set of vessels. Groundwater, surface water and municipal water can need different treatment. The final use—general utility, process, boiler makeup, cooling or membrane feed—also changes the required outlet quality.
Arrange stages in the right order
Typical stages may include oxidation, clarification, multimedia filtration, activated carbon, softening, cartridge filtration, membranes or disinfection. Each stage should have a clear purpose and protect the process that follows it. Unnecessary stages increase maintenance without improving the design.
Design for operation as well as treatment
Backwash flow, drain capacity, chemical storage, pump access, instrumentation, isolation valves and operator movement should be planned from the start. A technically correct treatment process can still be difficult to operate if these practical details are ignored.
Need a treatment recommendation for your water?
Send the water source, intended use, approximate demand and any available test report. Waterwise Bangladesh can review the requirement and discuss an appropriate treatment approach.