Graves County, Kentucky
7 ZIP codes · Avg score 77/100 · Grade B · Updated 2026-06-03
Graves County's tap water quality puts it in the upper tier nationally; the 7 ZIP codes here record few health-based violations.
How Graves County Compares
How Graves County Compares
Graves County scores 16 points above the Kentucky state average (61/100) and 9 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Graves County, Kentucky
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Estimated additional annual cost per homeowner: $939, driven primarily by flood
Infrastructure: 0.324% avg pipe failure probability
52.6% of homes built before 1978 (lead paint era)
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: $939
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
16,024 housing units in Graves 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 Graves County
Remediation costs are relatively manageable for most homeowners in Graves 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.
Water Systems with Most Violations
Top 5 systems in Graves County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Graves Company Water District - Consumers | 5,016 | 2 |
| 2 | Graves Company Water District - South Graves | 1,844 | 2 |
| 3 | SYMSONIA WATER DISTRICT | 1,810 | 1 |
| 4 | Paducah Water Works | 65,004 | 1 |
| 5 | Graves Company Water District - Hickory | 4,069 | 1 |
15 total water systems serve Graves County.
All ZIP Codes in Graves County
7 ZIP codes tracked in Graves County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 42088 | Wingo | 99 | A | 0 | $128K |
| 2 | 42066 | Mayfield | 85 | A | 1 | $135K |
| 3 | 42082 | Symsonia | 82 | B | 0 | $167K |
| 4 | 42051 | Hickory | 73 | B | 0 | $148K |
| 5 | 42027 | Boaz | 66 | C | 0 | $184K |
| 6 | 42039 | Fancy Farm | 66 | C | 0 | $125K |
| 7 | 42079 | Sedalia | 65 | C | 1 (1 health) | $199K |
Recommended Buyer Guides for Graves County
Below: editorial picks, no sponsored placements.
- Best Water Filters for Lead — Lead above EPA action level in 1 ZIP code
- Best Lead Paint Test Kits — 52.6% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- 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 Graves County, Kentucky
Overview
Graves County in Kentucky covers 7 ZIP codes with an average Home Safety Score of B (77/100).
2 of 7 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Kentucky 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.