Usa-Places.com has listed approx 216 Water Testing laboratories in United States. Some of the Top rated Water Testing laboratories in United States are- Water Tree Waco, Soft Water Specialist LLC, BoweClean Water Filtration Company, Pure H2O, Kinetico CGC Water, RainSoft Water Treatment of Chicago, WNC Independent Labs, Ackuritlabs & Aqua Systems of Tallahassee, Virginia Environmental Resources & Negley's Water Greencastle.