Weakley County, Tennessee
7 ZIP codes · Avg score 90/100 · Grade A · Updated 2026-06-03
Throughout Weakley County, the 7 monitored ZIP codes show low violation rates and healthy safety scores — a pattern that puts the county well above the state baseline for drinking water quality.
How Weakley County Compares
How Weakley County Compares
Weakley County scores 21 points above the Tennessee state average (69/100) and 22 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Weakley 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 (asthma 11.3%, diabetes 13.9%)
Estimated additional annual cost per homeowner: $607, driven primarily by energy_code_gap
Infrastructure: 0.33% avg pipe failure probability, 17% of ZIPs at high risk
63% of homes built before 1978 (lead paint era)
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: $607
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
14,069 housing units in Weakley 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 Weakley County
Remediation costs are relatively manageable for most homeowners in Weakley 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 Weakley 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 Weakley County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Martin Water Department | 11,918 | 11 |
| 2 | Sharon Water System | 1,236 | 11 |
| 3 | Dresden Water Department | 3,265 | 4 |
| 4 | Gleason Water Department | 1,753 | 4 |
| 5 | Greenfield Water Department | 2,189 | 0 |
6 total water systems serve Weakley County.
All ZIP Codes in Weakley County
7 ZIP codes tracked in Weakley County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 38230 | Greenfield | 99 | A | 0 | $96K |
| 2 | 38238 | Martin | 99 | A | 0 | — |
| 3 | 38229 | Gleason | 96 | A | 3 | $145K |
| 4 | 38225 | Dresden | 95 | A | 1 | $112K |
| 5 | 38237 | Martin | 90 | A | 0 | $194K |
| 6 | 38255 | Sharon | 87 | A | 10 | $105K |
| 7 | 38241 | Palmersville | 66 | C | 0 | $106K |
Recommended Buyer Guides for Weakley County
Federal and certification sources drive the ordering: EPA monitoring data, NSF certifications, FEMA flood maps, and CDC lead guidance — guides surface only when county data warrants them.
- Best Lead Paint Test Kits — 63% of homes built before 1978
Deep Dive Reports
Detailed analysis for Weakley County, Tennessee
Overview
Weakley County in Tennessee covers 7 ZIP codes with an average Home Safety Score of A (90/100).
3 of 7 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.