The Kisumu Water and Sanitation Company (KIWASCO) Limited was founded in 2001 and began its operations in July 2003 to provide adequate clean potable water and to collect, treat, and dispose sewerage (wastewater) within the jurisdiction of Kisumu City. In 2019, the company changed its name from a sewerage to Sanitation Company, in order to expand its scope and mandate of providing sanitation services in Kisumu County. KIWASCO supplies water 24 hours, everyday.