If you have tested your water quality and identified a need for treatment, there is guidance below on treatment options. Watch the "Water Treatment Basics" Video for an overview of a few common types of treatment systems. If your well tested positive for bacteria and you have read the bacteria factsheet and identified a need for shock chlorination watch the "Shock Chlorination of a Private Well" for an overview of the process.
If you are interested in seeing what treatment systems are certified by the National Sanitary Foundation (NSF) click on the link below. The "Find Certified Professionals" link brings you to the Water Quality Association search engine for finding qualified professionals near you that can assess treatment options for your water.