Supplying water to the residents of Keshem with local water softeners Supplying drinking water to the 100,000 residents of the island of Keshem using local water softeners; Currently, 13 water softeners supply water to 60 villages on this island. CEO of Hormozgan Water and Wastewater Company: By the end of the year, with the construction of 3 additional water softeners, the problem of water supply to the cities and villages of Keshem will be solved.