D20/100
JONESBOROUGH WATER DEPT — Water Quality Report 2026
Serving 33,069 people · Tennessee
Water Source
Surface Water
County
—
System ID
TN0000338
Violations
29
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
1
Violation (last 5yr)
0
Unresolved
1
Health-Related
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2022 – September 30, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
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 JONESBOROUGH WATER DEPT
Is JONESBOROUGH WATER DEPT water safe to drink?
JONESBOROUGH WATER DEPT water receives a grade of D (20/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 29 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has JONESBOROUGH WATER DEPT detected?
69 contaminants were tested in JONESBOROUGH WATER DEPT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does JONESBOROUGH WATER DEPT have any EPA violations?
Yes, JONESBOROUGH WATER DEPT has 29 EPA violation(s) on record, with the most recent in 2022. Violation types include MCL, MR, TT. 12 are health-based violations.
How many people does JONESBOROUGH WATER DEPT serve?
JONESBOROUGH WATER DEPT serves approximately 33,069 people, Tennessee. The system provides water to 1 community: Jonesborough.
What type of water does JONESBOROUGH WATER DEPT provide?
JONESBOROUGH WATER 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 TN0000338.
How does JONESBOROUGH WATER DEPT compare to other utilities in Tennessee?
JONESBOROUGH WATER DEPT scores 20/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Tennessee state page for a full comparison of water systems.