Hickman County, Tennessee
10 ZIP codes · Avg score 53/100 · Grade D · Updated 2026-06-03
Water monitoring data from Hickman County's 10 ZIP codes tells a below-average story — health violations are present and system-level detail is worth checking.
How Hickman County Compares
How Hickman County Compares
Hickman County scores 16 points below the Tennessee state average (69/100) and 15 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Hickman County, Tennessee
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.3 (asthma 11%, diabetes 13.9%)
Estimated additional annual cost per homeowner: $672, driven primarily by flood
Infrastructure: 0.249% avg pipe failure probability
43.5% of homes built before 1978 (lead paint era)
Violation History (2022–2023)
→ Stable trendEPA violation counts by year across Hickman County water systems. Health-based shown in red, total in blue.
Peak year: 2022 with 2 violations. Past 5 years: 3 total (3 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $672
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
16,729 housing units in Hickman County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Hickman County
Remediation costs are relatively manageable for most homeowners in Hickman County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Hickman County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Hickman County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Hohenwald Water System | 12,475 | 5 |
| 2 | The Farm Water System | 210 | 5 |
| 3 | BON AQUA-LYLES U.D. | 12,701 | 3 |
| 4 | Centerville Water System | 11,011 | 3 |
| 5 | TURNEY CENTER | 1,610 | 1 |
11 total water systems serve Hickman County.
All ZIP Codes in Hickman County
10 ZIP codes tracked in Hickman County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 37098 | Lyles | 70 | B | 0 | $202K |
| 2 | 37140 | Only | 66 | C | 1 | — |
| 3 | 37033 | Centerville | 63 | C | 2 | $200K |
| 4 | 38462 | Hohenwald | 63 | C | 5 | $152K |
| 5 | 37025 | Bon Aqua | 53 | D | 0 | $250K |
| 6 | 38482 | Santa Fe | 53 | D | 0 | $305K |
| 7 | 37137 | Nunnelly | 45 | D | 0 | $139K |
| 8 | 37078 | Hurricane Mills | 40 | D | 0 | $266K |
| 9 | 38454 | Duck River | 40 | D | 0 | $121K |
| 10 | 38476 | Primm Springs | 40 | D | 0 | — |
Recommended Buyer Guides for Hickman County
Filtered against federal data, fitted to local risks.
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Hickman County, Tennessee
Overview
Hickman County in Tennessee covers 10 ZIP codes with an average Home Safety Score of D (53/100).
3 of 10 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← Back to Tennessee water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.
What You Can Do
Hickman County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
43.5% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.