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Hickman, TN Tap Water Quality 2026

Water quality report for Hickman, TN — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Hickman's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Smith Utility District PWSID: TN0000636 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 1.00 ppb, 7% of the action level and no violations are open. No PFAS was detected.

C

Hickman earns a C for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 1.00 ppb — 7% of the federal action level
PFAS tested, none detected
34 violations since 2015, 1 health-based
No violations currently open
Hickman'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
224
~3468 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
34 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
7% of EPA action level
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)

ContaminantTypeMeasuredLimitPeriodStatus
Nitrate MONITORING AND REPORTING — 10 mg/L 2025 Archived
Consumer Confidence Rule OTHER — — 2025 Unaddressed
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2025 Archived
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2025 Archived
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2025 Archived
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2025 Archived
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2025 Archived
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2025 Archived
Vinyl chloride MONITORING AND REPORTING — 0.002 mg/L 2025 Archived
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2025 Archived
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2025 Archived
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2025 Archived
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2025 Archived
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2025 Archived
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2025 Archived
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2025 Archived
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2025 Archived
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2025 Archived
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2025 Archived
Benzene MONITORING AND REPORTING — 0.005 mg/L 2025 Archived
Toluene MONITORING AND REPORTING — 1 mg/L 2025 Archived
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2025 Archived
Styrene MONITORING AND REPORTING — 0.1 mg/L 2025 Archived
Consumer Confidence Rule OTHER — — 2024 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2024 Archived
Consumer Confidence Rule OTHER — — 2024 Unaddressed
Revised Total Coliform Rule MONITORING FAILURE — — 2023 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2023 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2023 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.061 MG/L 0.060 mg/L 2021 Resolved
Consumer Confidence Rule OTHER — — 2021 Resolved
Consumer Confidence Rule OTHER — — 2018 Resolved
Coliform (TCR) MONITORING AND REPORTING — 5% of samples 2015 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2015 Resolved
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

34 violations are on record since 2015, of which 1 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Smith Utility District
PWSID TN0000636
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 224
Service connections 3,468
Systems serving this area 3
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Hickman 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 Hickman water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Hickman? ▼
Smith Utility District (PWSID TN0000636), one of 3 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 2024-11-08. Inspectors recorded 4 significant deficiencies.

What Should Hickman 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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