Well water contaminant guide
Total Coliform in private well water
Coliform bacteria indicate a possible pathway for contamination into the well.
What to do
Stop drinking untreated water, inspect the well, shock chlorinate if advised, and retest before use.
Treatment options
- Well inspection
- Shock chlorination
- UV disinfection
Total Coliform guides by state
Total Coliform in Alabama well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Alaska well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Arizona well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Arkansas well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in California well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Colorado well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Connecticut well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Delaware well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in District of Columbia well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Florida well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Georgia well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Hawaii well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Idaho well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Illinois well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Indiana well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Iowa well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Kansas well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Kentucky well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Louisiana well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Maine well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Maryland well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Massachusetts well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Michigan well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Minnesota well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Mississippi well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Missouri well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Montana well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Nebraska well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Nevada well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in New Hampshire well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in New Jersey well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in New Mexico well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in New York well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in North Carolina well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in North Dakota well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Ohio well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Oklahoma well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Oregon well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Pennsylvania well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Rhode Island well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in South Carolina well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in South Dakota well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Tennessee well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Texas well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Utah well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Vermont well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Virginia well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Washington well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in West Virginia well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Wisconsin well water
State-specific guide for interpreting total coliform results in private wells.
Total Coliform in Wyoming well water
State-specific guide for interpreting total coliform 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 Total Coliform in the iOS app