June 17, 2026
Bacteria & Pathogens in Ohio Drinking Water 2026
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Bacteria & Pathogens in Ohio Drinking Water 2026
Bacteria & Pathogens contamination has been detected in drinking water systems across Ohio. Bacteria including E. coli and coliforms indicate sewage contamination and can cause gastrointestinal illness. Our analysis of Ohio water quality reports found Bacteria & Pathogens present in 42 cities and water systems statewide. If you live in one of these communities, a certified home filter can significantly reduce your exposure -- browse Bacteria & Pathogens filters at PureWaterGuys.
Cities in Ohio with Bacteria & Pathogens Detected
The following 42 water systems in Ohio reported Bacteria & Pathogens in their annual water quality reports. Click any city to read the full report.
| City / Water System | Water Quality Report |
|---|---|
| Addyston Oh Water Quality Report 2026 | View Report |
| Alger Oh Water Quality Report 2026 | View Report |
| Austin Oh Water Quality Report 2026 | View Report |
| Avon Oh Water Quality Report 2026 | View Report |
| Belle Center Oh Water Quality Report 2026 | View Report |
| Berlin Center Oh Water Quality Report 2026 | View Report |
| Bridgeport Oh Water Quality Report 2026 | View Report |
| Cadiz Oh Water Quality Report 2026 | View Report |
| Circleville Oh Water Quality Report 2026 | View Report |
| Coshocton Oh Water Quality Report 2026 | View Report |
| Dalton Oh Water Quality Report 2026 | View Report |
| Felicity Oh Water Quality Report 2026 | View Report |
| Greenfield Oh Water Quality Report 2026 | View Report |
| Hicksville Oh Water Quality Report 2026 | View Report |
| Hudson Oh Water Quality Report 2026 | View Report |
| Huron Oh Water Quality Report 2026 | View Report |
| Irwin Oh Water Quality Report 2026 | View Report |
| Jackson Oh Water Quality Report 2026 | View Report |
| Jeffersonville Oh Water Quality Report 2026 | View Report |
| Kinsman Oh Water Quality Report 2026 | View Report |
| Lake Success Oh Water Quality Report 2026 | View Report |
| Las Vegas Oh Water Quality Report 2026 | View Report |
| Lockland Oh Water Quality Report 2026 | View Report |
| Madison Oh Water Quality Report 2026 | View Report |
| Martinsburg Oh Water Quality Report 2026 | View Report |
| Nelsonville Oh Water Quality Report 2026 | View Report |
| New Athens Oh Water Quality Report 2026 | View Report |
| New Paris Oh Water Quality Report 2026 | View Report |
| North Ridgeville Oh Water Quality Report 2026 | View Report |
| Rittman Oh Water Quality Report 2026 | View Report |
| Rockford Oh Water Quality Report 2026 | View Report |
| Scio Oh Water Quality Report 2026 | View Report |
| South Bloomfield Oh Water Quality Report 2026 | View Report |
| Stow Oh Water Quality Report 2026 | View Report |
| Walnut Creek Oh Water Quality Report 2026 | View Report |
| Warsaw Oh Water Quality Report 2026 | View Report |
| Waverly Oh Water Quality Report 2026 | View Report |
| Waynesville Oh Water Quality Report 2026 | View Report |
| West Farmington Oh Water Quality Report 2026 | View Report |
| Windham Oh Water Quality Report 2026 | View Report |
| Xenia Oh Water Quality Report 2026 | View Report |
| Yellow Springs Oh Water Quality Report 2026 | View Report |
What Does This Mean For You?
Detecting Bacteria & Pathogens in your water supply does not necessarily mean immediate danger, but long-term exposure -- even at low levels -- carries measurable health risk. UV purification systems and sub-micron filters (0.2 micron) eliminate bacteria and pathogens.
Our recommendation: View Bacteria & Pathogens filters certified for Ohio water conditions or take our free Water Finder Quiz to get a personalized recommendation.
Filter Bacteria & Pathogens From Your Ohio Tap Water
PureWaterGuys carries NSF-certified filters proven to reduce Bacteria & Pathogens and other contaminants found in Ohio water.
Shop Bacteria & Pathogens Filters Take the Water QuizFrequently Asked Questions
What is Bacteria & Pathogens?
Bacteria including E. coli and coliforms indicate sewage contamination and can cause gastrointestinal illness.
Is Ohio tap water safe to drink?
Water quality varies by city. Of the Ohio systems we analyzed, 42 detected Bacteria & Pathogens. Most levels are below EPA action thresholds, but long-term low-level exposure carries health risk. Check your city's report above or use a certified home filter as a precaution.
What filter removes Bacteria & Pathogens from tap water?
UV purification systems and sub-micron filters (0.2 micron) eliminate bacteria and pathogens. See our Bacteria & Pathogens filter options.
Data sourced from EPA-mandated annual water quality reports (Consumer Confidence Reports). Last updated: 2026. Not all systems are required to test for every contaminant.