Wastewater consists of both organic and inorganic substance including pathogenic microorganisms, two important inorganic constituents in water are nitrogen and phosphorus that if left untreated cause detriment to the environment. The various effects of eutrophication due to excessive nitrogen and phosphorus concentrations in the aquatic environment leading to harmful algal blooms and loss of submerged aquatic vegetation and exert a direct demand on dissolved oxygen (DO) . For these reasons, it is important to eliminate nitrogen and phosphorus contamination of surface and ground water. Several...