June 17, 2026
Bacteria & Pathogens in Louisiana Drinking Water 2026
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Bacteria & Pathogens in Louisiana Drinking Water 2026
Bacteria & Pathogens contamination has been detected in drinking water systems across Louisiana. Bacteria including E. coli and coliforms indicate sewage contamination and can cause gastrointestinal illness. Our analysis of Louisiana water quality reports found Bacteria & Pathogens present in 137 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 Louisiana with Bacteria & Pathogens Detected
The following 137 water systems in Louisiana reported Bacteria & Pathogens in their annual water quality reports. Click any city to read the full report.
| City / Water System | Water Quality Report |
|---|---|
| Abbeville La Water Quality Report 2026 | View Report |
| Abita Springs La Water Quality Report 2026 | View Report |
| Alanta La Water Quality Report 2026 | View Report |
| Albany La Water Quality Report 2026 | View Report |
| Alexandria La Water Quality Report 2026 | View Report |
| Angola La Water Quality Report 2026 | View Report |
| Arcadia La Water Quality Report 2026 | View Report |
| Archibald La Water Quality Report 2026 | View Report |
| Athens La Water Quality Report 2026 | View Report |
| Barksdale Afb La Water Quality Report 2026 | View Report |
| Basile La Water Quality Report 2026 | View Report |
| Bastrop La Water Quality Report 2026 | View Report |
| Belle Chasse La Water Quality Report 2026 | View Report |
| Benton La Water Quality Report 2026 | View Report |
| Blanchard La Water Quality Report 2026 | View Report |
| Bogalusa La Water Quality Report 2026 | View Report |
| Bossier City La Water Quality Report 2026 | View Report |
| Boyce La Water Quality Report 2026 | View Report |
| Breaux Bridge La Water Quality Report 2026 | View Report |
| Broussard La Water Quality Report 2026 | View Report |
| Calvin La Water Quality Report 2026 | View Report |
| Cecilia La Water Quality Report 2026 | View Report |
| Centerville La Water Quality Report 2026 | View Report |
| Chalmette La Water Quality Report 2026 | View Report |
| Chatham La Water Quality Report 2026 | View Report |
| Church Point La Water Quality Report 2026 | View Report |
| Clarence La Water Quality Report 2026 | View Report |
| Clayton La Water Quality Report 2026 | View Report |
| Colfax La Water Quality Report 2026 | View Report |
| Columbia La Water Quality Report 2026 | View Report |
| Covington La Water Quality Report 2026 | View Report |
| Cullen La Water Quality Report 2026 | View Report |
| Delta La Water Quality Report 2026 | View Report |
| Denham Springs La Water Quality Report 2026 | View Report |
| Deridder La Water Quality Report 2026 | View Report |
| Donaldsonville La Water Quality Report 2026 | View Report |
| Dubach La Water Quality Report 2026 | View Report |
| Egan La Water Quality Report 2026 | View Report |
| Elm Grove La Water Quality Report 2026 | View Report |
| Elmer La Water Quality Report 2026 | View Report |
| Elton La Water Quality Report 2026 | View Report |
| Epps La Water Quality Report 2026 | View Report |
| Erath La Water Quality Report 2026 | View Report |
| Ethel La Water Quality Report 2026 | View Report |
| Ferriday La Water Quality Report 2026 | View Report |
| Forest Hill La Water Quality Report 2026 | View Report |
| Forest La Water Quality Report 2026 | View Report |
| Fort Johnson La Water Quality Report 2026 | View Report |
| Franklin La Water Quality Report 2026 | View Report |
| Frierson La Water Quality Report 2026 | View Report |
| Glenmora La Water Quality Report 2026 | View Report |
| Gonzales La Water Quality Report 2026 | View Report |
| Grambling La Water Quality Report 2026 | View Report |
| Grand Cane La Water Quality Report 2026 | View Report |
| Grand Coteau La Water Quality Report 2026 | View Report |
| Greenwood La Water Quality Report 2026 | View Report |
| Gretna La Water Quality Report 2026 | View Report |
| Gueydan La Water Quality Report 2026 | View Report |
| Hosston La Water Quality Report 2026 | View Report |
| Ida La Water Quality Report 2026 | View Report |
| Jeanerette La Water Quality Report 2026 | View Report |
| Jennings La Water Quality Report 2026 | View Report |
| Jonesboro La Water Quality Report 2026 | View Report |
| Keithville La Water Quality Report 2026 | View Report |
| Kelly La Water Quality Report 2026 | View Report |
| Lake Charles La Water Quality Report 2026 | View Report |
| Lakeland La Water Quality Report 2026 | View Report |
| Laplace La Water Quality Report 2026 | View Report |
| Lawtell La Water Quality Report 2026 | View Report |
| Livingston La Water Quality Report 2026 | View Report |
| Longville La Water Quality Report 2026 | View Report |
| Lookout Mountain La Water Quality Report 2026 | View Report |
| Loreauville La Water Quality Report 2026 | View Report |
| Luling La Water Quality Report 2026 | View Report |
| Lutcher La Water Quality Report 2026 | View Report |
| Mandeville La Water Quality Report 2026 | View Report |
| Mangham La Water Quality Report 2026 | View Report |
| Mansfield La Water Quality Report 2026 | View Report |
| Maringouin La Water Quality Report 2026 | View Report |
| Marksville La Water Quality Report 2026 | View Report |
| Mer Rouge La Water Quality Report 2026 | View Report |
| Mermentau La Water Quality Report 2026 | View Report |
| Metaire La Water Quality Report 2026 | View Report |
| Minden La Water Quality Report 2026 | View Report |
| Monroe La Water Quality Report 2026 | View Report |
| Montgomery La Water Quality Report 2026 | View Report |
| Mount Hermon La Water Quality Report 2026 | View Report |
| Napoleonville La Water Quality Report 2026 | View Report |
| Natalbany La Water Quality Report 2026 | View Report |
| Natchitoches La Water Quality Report 2026 | View Report |
| New Iberia La Water Quality Report 2026 | View Report |
| Newellton La Water Quality Report 2026 | View Report |
| Noble La Water Quality Report 2026 | View Report |
| Oak Grove La Water Quality Report 2026 | View Report |
| Oakdale La Water Quality Report 2026 | View Report |
| Oberlin La Water Quality Report 2026 | View Report |
| Olla La Water Quality Report 2026 | View Report |
| Opelousas La Water Quality Report 2026 | View Report |
| Palmetto La Water Quality Report 2026 | View Report |
| Parks La Water Quality Report 2026 | View Report |
| Patterson La Water Quality Report 2026 | View Report |
| Pelican La Water Quality Report 2026 | View Report |
| Pine Grove La Water Quality Report 2026 | View Report |
| Pioneer La Water Quality Report 2026 | View Report |
| Plaquemine La Water Quality Report 2026 | View Report |
| Prairieville La Water Quality Report 2026 | View Report |
| Provencal La Water Quality Report 2026 | View Report |
| Rayne La Water Quality Report 2026 | View Report |
| Rayville La Water Quality Report 2026 | View Report |
| Ringgold La Water Quality Report 2026 | View Report |
| Ruston La Water Quality Report 2026 | View Report |
| Sarepta La Water Quality Report 2026 | View Report |
| Shreveport La Water Quality Report 2026 | View Report |
| Simsboro La Water Quality Report 2026 | View Report |
| Singer La Water Quality Report 2026 | View Report |
| Slidell La Water Quality Report 2026 | View Report |
| Springhill La Water Quality Report 2026 | View Report |
| St Joseph La Water Quality Report 2026 | View Report |
| Starks La Water Quality Report 2026 | View Report |
| Start La Water Quality Report 2026 | View Report |
| Sulphur La Water Quality Report 2026 | View Report |
| Tallulah La Water Quality Report 2026 | View Report |
| Tangipahoa La Water Quality Report 2026 | View Report |
| Thibodaux La Water Quality Report 2026 | View Report |
| Urania La Water Quality Report 2026 | View Report |
| Vidalia La Water Quality Report 2026 | View Report |
| Vivian La Water Quality Report 2026 | View Report |
| Walker La Water Quality Report 2026 | View Report |
| Washington La Water Quality Report 2026 | View Report |
| Waterproof La Water Quality Report 2026 | View Report |
| West Monroe La Water Quality Report 2026 | View Report |
| Westlake La Water Quality Report 2026 | View Report |
| Westwego La Water Quality Report 2026 | View Report |
| Winnsboro La Water Quality Report 2026 | View Report |
| Youngsville La Water Quality Report 2026 | View Report |
| Zachary La Water Quality Report 2026 | View Report |
| Zwolle La 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 Louisiana water conditions or take our free Water Finder Quiz to get a personalized recommendation.
Filter Bacteria & Pathogens From Your Louisiana Tap Water
PureWaterGuys carries NSF-certified filters proven to reduce Bacteria & Pathogens and other contaminants found in Louisiana 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 Louisiana tap water safe to drink?
Water quality varies by city. Of the Louisiana systems we analyzed, 137 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.