A95/100
NORTHWEST HENRY CO. U.D. — Water Quality Report 2026
Serving 1,116 people · Tennessee
Water Source
Purchased Groundwater
County
—
System ID
TN0000838
Violations
2
Contaminant Test Results
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 1999.
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
Frequently Asked Questions About NORTHWEST HENRY CO. U.D.
Is NORTHWEST HENRY CO. U.D. water safe to drink?
NORTHWEST HENRY CO. U.D. water receives a grade of A (95/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has NORTHWEST HENRY CO. U.D. detected?
1 contaminants were tested in NORTHWEST HENRY CO. U.D.'s water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does NORTHWEST HENRY CO. U.D. have any EPA violations?
Yes, NORTHWEST HENRY CO. U.D. has 2 EPA violation(s) on record, with the most recent in 1999. Violation types include Other, MR.
How many people does NORTHWEST HENRY CO. U.D. serve?
NORTHWEST HENRY CO. U.D. serves approximately 1,116 people, Tennessee.
What type of water does NORTHWEST HENRY CO. U.D. provide?
NORTHWEST HENRY CO. U.D. sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TN0000838.
How does NORTHWEST HENRY CO. U.D. compare to other utilities in Tennessee?
NORTHWEST HENRY CO. U.D. scores 95/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Tennessee state page for a full comparison of water systems.