✅
No federal limits exceeded on record
Lead is 1.00 ppb, 7% of the action level and no violations are open. PFAS was sampled but not enough times for a compliance determination.
B
Clarksville earns a B for water quality
Graded on violations and lead, with state inspection findings. PFAS not tested.
Lead: 1.00 ppb — 7% of the federal action level
PFAS sampled, too few results to judge
No violations since 2015
No violations currently open
Clarksville's lead level vs. all Tennessee community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.00 ppb — 7% of the federal action level
✓ Lower lead than 80% of Tennessee utilities
Population Served
154351
~93283 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
None on record since 2015
Lead & Copper Testing
Lead (Pb)
90th percentile of tap samples collected across the distribution system
1.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.00 ppb, 7% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.
Contaminant Violations (2015–Present)
✓ No violations on record for this water system.
Understanding violation types
MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.
Violation History
No violations are on record for this system since 2015. EPA records violations for every community water system, so this reflects a clean compliance history rather than missing data.
About the Main Water System
Utility
Clarksville Water Department
PWSID
TN0000116
Water source
Surface water — Drawn from surface water — SDWIS source code SW
Population served
154,351
Service connections
93,283
Systems serving this area
4
Regulator
State primacy agency
Data through
2026 Q2 — EPA SDWIS
Frequently Asked Questions
Is Clarksville tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 1.00 ppb, 7% of the action level.
Does Clarksville water have PFAS? ▼
It was sampled, but no sampling point had enough results for a compliance determination.
Who supplies water to Clarksville? ▼
Clarksville Water Department (PWSID TN0000116), one of 4 systems serving this area. Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2023-08-29. No significant deficiencies were recorded.
What Should Clarksville Residents Do?
1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.
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