TRANSFORMATION OF SEWAGE WATER TO POTABLE WATER

Sourabh Kulkarni[1], Harika Mahendrakar[2], Savita Belwal[3]
Page No . 63-68

Sewage treatment uses Primary, Secondary, Tertiary treatments for treating predominantly
domestic sewage. Primary treatment includes screening and skimming operations. Variety of
screens such as bar screens, fine screens, comminuters etc and different types of skimmers such as
roto skimmer , spiral skimmer are used for this purpose. The disposals from these operations are
also beneficial. Secondary treatment includes decomposition of organic matter by addition of
microorganisms. Tertiary treatment includes disinfection of water by advanced techniques as R.O,
U.V etc. The water reclaimed by this treatment can be used for different domestic and industrial
purposes.
Keywords: Screening, Comminuters, Skimming, Microbial decaying, UV radiation.