Well water contaminant guide
Arsenic in private well water
Long-term arsenic exposure is linked to cancer and other chronic health risks.
What to do
Confirm the result, use bottled water for drinking if elevated, and install certified treatment for drinking/cooking water.
Treatment options
- Reverse osmosis
- Adsorptive media
- Distillation
Arsenic guides by state
Arsenic in Alabama well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Alaska well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Arizona well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Arkansas well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in California well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Colorado well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Connecticut well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Delaware well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in District of Columbia well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Florida well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Georgia well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Hawaii well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Idaho well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Illinois well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Indiana well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Iowa well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Kansas well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Kentucky well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Louisiana well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Maine well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Maryland well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Massachusetts well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Michigan well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Minnesota well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Mississippi well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Missouri well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Montana well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Nebraska well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Nevada well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in New Hampshire well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in New Jersey well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in New Mexico well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in New York well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in North Carolina well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in North Dakota well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Ohio well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Oklahoma well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Oregon well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Pennsylvania well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Rhode Island well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in South Carolina well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in South Dakota well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Tennessee well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Texas well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Utah well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Vermont well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Virginia well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Washington well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in West Virginia well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Wisconsin well water
State-specific guide for interpreting arsenic results in private wells.
Arsenic in Wyoming well water
State-specific guide for interpreting arsenic 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 Arsenic in the iOS app