Well water contaminant guide
Nitrate in private well water
High nitrate can be dangerous for infants and pregnant people.
What to do
Do not use high-nitrate water for infant formula. Confirm with a certified lab and consider point-of-use reverse osmosis.
Treatment options
- Reverse osmosis
- Distillation
- Anion exchange
Nitrate guides by state
Nitrate in Alabama well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Alaska well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Arizona well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Arkansas well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in California well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Colorado well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Connecticut well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Delaware well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in District of Columbia well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Florida well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Georgia well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Hawaii well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Idaho well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Illinois well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Indiana well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Iowa well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Kansas well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Kentucky well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Louisiana well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Maine well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Maryland well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Massachusetts well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Michigan well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Minnesota well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Mississippi well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Missouri well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Montana well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Nebraska well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Nevada well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in New Hampshire well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in New Jersey well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in New Mexico well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in New York well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in North Carolina well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in North Dakota well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Ohio well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Oklahoma well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Oregon well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Pennsylvania well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Rhode Island well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in South Carolina well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in South Dakota well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Tennessee well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Texas well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Utah well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Vermont well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Virginia well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Washington well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in West Virginia well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Wisconsin well water
State-specific guide for interpreting nitrate results in private wells.
Nitrate in Wyoming well water
State-specific guide for interpreting nitrate 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 Nitrate in the iOS app