A91/100
CITY OF MARYVILLE W&S DEPT — Water Quality Report 2026
Serving 49,135 people · Tennessee
Water Source
Surface Water
County
—
System ID
TN0000438
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 2014.
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 CITY OF MARYVILLE W&S DEPT
Is CITY OF MARYVILLE W&S DEPT water safe to drink?
CITY OF MARYVILLE W&S DEPT water receives a grade of A (91/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CITY OF MARYVILLE W&S DEPT detected?
69 contaminants were tested in CITY OF MARYVILLE W&S DEPT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CITY OF MARYVILLE W&S DEPT have any EPA violations?
Yes, CITY OF MARYVILLE W&S DEPT has 2 EPA violation(s) on record, with the most recent in 2014. Violation types include MR, TT. 1 are health-based violations.
How many people does CITY OF MARYVILLE W&S DEPT serve?
CITY OF MARYVILLE W&S DEPT serves approximately 49,135 people, Tennessee. The system provides water to 1 community: Maryville.
What type of water does CITY OF MARYVILLE W&S DEPT provide?
CITY OF MARYVILLE W&S DEPT sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is TN0000438.
How does CITY OF MARYVILLE W&S DEPT compare to other utilities in Tennessee?
CITY OF MARYVILLE W&S DEPT scores 91/100 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.