A82/100
Madisonville Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 15,087 residents · Tennessee
What's In Madisonville's Tap Water?
76
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2008.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
MADISONVILLE WATER DEPT
Population Served
15,087
Water Source
Purchased Surface Water
System ID
TN0000425
Frequently Asked Questions About Madisonville Water
Is Madisonville tap water safe to drink?
Madisonville, Tennessee tap water receives a grade of A (82/100), which is considered excellent. Out of 76 contaminants tested, none exceed EPA maximum contaminant levels (MCLs) and 1 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Madisonville's water?
Of the 76 contaminants tested in Madisonville's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Madisonville have any water quality violations?
Yes, Madisonville has 7 EPA violation(s) on record, with the most recent in 2008. Violation types include MR, MCL, TT. 2 of these are health-based violations, which are the most serious category.
Do I need a water filter in Madisonville?
Madisonville water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Madisonville's tap water come from?
Madisonville's drinking water is sourced from purchased surface water and supplied by MADISONVILLE WATER DEPT. The system serves approximately 15,087 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Madisonville's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Madisonville's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Madisonville's water compare to other cities in Tennessee?
Madisonville's water quality score of 82/100 earns a grade of A, which is considered excellent. This places Madisonville among the better-performing water systems in Tennessee. Visit our Tennessee state page to see how all cities in the state compare.
What should I do if I'm concerned about Madisonville's water quality?
If you have concerns about Madisonville's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (MADISONVILLE WATER DEPT) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.