Tonka Water, a U.S. Water Brand, has been the leader in customized water treatment solutions since 1956. In 2017, Tonka Water was acquired by U.S. Water Services, Inc. (U.S. Water) headquartered in St. Michael, MN. We provide industrial and municipal water treatment systems combining chemicals, equipment, engineering and services. Our systems are used for groundwater, surface water, and wastewater applications.