Guides ยท Science
Well Water Testing Basics
Test private well water regularly
This guide explains how to test private well water: choose tests for bacteria, nitrates, and region-specific contaminants, collect samples properly, and set a routine testing schedule.
- well water
- testing
- bacteria
- nitrates
- sampling
Pick tests
Test annually for coliform bacteria, nitrates, and any known local contaminants (e.g., arsenic).
Collect samples correctly
Use clean bottles, avoid touching inside caps, and follow lab timing/shipping rules.
Set a schedule
Test yearly, after floods/repairs, or if taste/odor changes.
Act on results
If contaminants exceed limits, use certified treatment or remediation.