Effluent wastewater treatment plant provides b.O.D and c.O.D reduction at the minimum level of 85%. Wastewater treatment plant comes with components assembled like bar screen, dissolved air flotation, raw water collection tank, dosing system, primary clarifier, bio reactor, secondary clarifier, bio-reactor, tertiary clarifier, filter feed tank, filtration, disinfection, treated water tank and sludge drying bed. Effluent wastewater treatment plant can be applied to the industries like sugar, dying, leathers, papers and glass.