Supplying water to the residents of Kesham with local water softeners Supplying drinking water to the 100,000 residents of the island of Kesham with local water softeners; Currently, 13 desalination plants supply water to 60 villages on this island. The CEO of the Hormozgan Water and Sewer Company says that by the end of the year, with the construction of 3 additional desalination facilities, the problem of water supply to the cities and villages of Keshem will be solved. our news he.