This 100-page manual serves as a technical reference for the "Healthy Water, Healthy People Water Quality Educators Guide" and the "Healthy Water Healthy People Testing Kits". Yielding in-depth information about ten water quality parameters, it answers questions about water quality testing using technical overviews, data interpretation guidelines, case studies, chemical formulas, testing kit activities, laboratory demonstrations and much more. The "Healthy Water Healthy People Testing Kits", customized by the Hach Company, balance classroom experiences with field investigations. The testing kits range from simple test strips to high-end colorimeters that measure contaminants in parts per million.