Well water contaminant guide
Radon in private well water
Radon in water can add to indoor air radon when water is used.
What to do
Test indoor air radon first and consult state radon guidance if water radon is elevated.
Treatment options
- Aeration
- Granular activated carbon
- Indoor air mitigation
Radon guides by state
Radon in Alabama well water
State-specific guide for interpreting radon results in private wells.
Radon in Alaska well water
State-specific guide for interpreting radon results in private wells.
Radon in Arizona well water
State-specific guide for interpreting radon results in private wells.
Radon in Arkansas well water
State-specific guide for interpreting radon results in private wells.
Radon in California well water
State-specific guide for interpreting radon results in private wells.
Radon in Colorado well water
State-specific guide for interpreting radon results in private wells.
Radon in Connecticut well water
State-specific guide for interpreting radon results in private wells.
Radon in Delaware well water
State-specific guide for interpreting radon results in private wells.
Radon in District of Columbia well water
State-specific guide for interpreting radon results in private wells.
Radon in Florida well water
State-specific guide for interpreting radon results in private wells.
Radon in Georgia well water
State-specific guide for interpreting radon results in private wells.
Radon in Hawaii well water
State-specific guide for interpreting radon results in private wells.
Radon in Idaho well water
State-specific guide for interpreting radon results in private wells.
Radon in Illinois well water
State-specific guide for interpreting radon results in private wells.
Radon in Indiana well water
State-specific guide for interpreting radon results in private wells.
Radon in Iowa well water
State-specific guide for interpreting radon results in private wells.
Radon in Kansas well water
State-specific guide for interpreting radon results in private wells.
Radon in Kentucky well water
State-specific guide for interpreting radon results in private wells.
Radon in Louisiana well water
State-specific guide for interpreting radon results in private wells.
Radon in Maine well water
State-specific guide for interpreting radon results in private wells.
Radon in Maryland well water
State-specific guide for interpreting radon results in private wells.
Radon in Massachusetts well water
State-specific guide for interpreting radon results in private wells.
Radon in Michigan well water
State-specific guide for interpreting radon results in private wells.
Radon in Minnesota well water
State-specific guide for interpreting radon results in private wells.
Radon in Mississippi well water
State-specific guide for interpreting radon results in private wells.
Radon in Missouri well water
State-specific guide for interpreting radon results in private wells.
Radon in Montana well water
State-specific guide for interpreting radon results in private wells.
Radon in Nebraska well water
State-specific guide for interpreting radon results in private wells.
Radon in Nevada well water
State-specific guide for interpreting radon results in private wells.
Radon in New Hampshire well water
State-specific guide for interpreting radon results in private wells.
Radon in New Jersey well water
State-specific guide for interpreting radon results in private wells.
Radon in New Mexico well water
State-specific guide for interpreting radon results in private wells.
Radon in New York well water
State-specific guide for interpreting radon results in private wells.
Radon in North Carolina well water
State-specific guide for interpreting radon results in private wells.
Radon in North Dakota well water
State-specific guide for interpreting radon results in private wells.
Radon in Ohio well water
State-specific guide for interpreting radon results in private wells.
Radon in Oklahoma well water
State-specific guide for interpreting radon results in private wells.
Radon in Oregon well water
State-specific guide for interpreting radon results in private wells.
Radon in Pennsylvania well water
State-specific guide for interpreting radon results in private wells.
Radon in Rhode Island well water
State-specific guide for interpreting radon results in private wells.
Radon in South Carolina well water
State-specific guide for interpreting radon results in private wells.
Radon in South Dakota well water
State-specific guide for interpreting radon results in private wells.
Radon in Tennessee well water
State-specific guide for interpreting radon results in private wells.
Radon in Texas well water
State-specific guide for interpreting radon results in private wells.
Radon in Utah well water
State-specific guide for interpreting radon results in private wells.
Radon in Vermont well water
State-specific guide for interpreting radon results in private wells.
Radon in Virginia well water
State-specific guide for interpreting radon results in private wells.
Radon in Washington well water
State-specific guide for interpreting radon results in private wells.
Radon in West Virginia well water
State-specific guide for interpreting radon results in private wells.
Radon in Wisconsin well water
State-specific guide for interpreting radon results in private wells.
Radon in Wyoming well water
State-specific guide for interpreting radon results in private wells.
Keep your well history
Interpret once on the web. Track forever in the app.
Save test history, set annual reminders, compare results over time, and create a shareable report for your family or water professional.
Track Radon in the iOS app