Arsenic (As) contamination in ground water and related health hazards are more disastrous than any other natural calamity throughout the world in the last two decades. Drinking arsenic-rich water over a long period impacts health in various ways, including skin problems skin cancer, cancers of the bladder, kidney and lung, and diseases of the blood vessels of the legs and feet, and possibly also diabetes, high blood pressure and reproductive disorders. To solve this problem, CSIR-CMERI, Durgapur has developed community level arsenic removal Plant-Model-I which is a chemical free, electrical power free and completely a green technology base solution for removal of arsenic from groundwater.