Fayette County, Ohio
5 ZIP codes · Avg score 62/100 · Grade C · Updated 2026-06-03
Recent monitoring in Fayette County's 5 ZIP codes shows middle-tier safety — some systems are clean; others have logged EPA violations.
How Fayette County Compares
How Fayette County Compares
Fayette County scores 2 points above the Ohio state average (60/100) and 6 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Fayette County, Ohio
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.7 (asthma 11.4%, diabetes 14.3%)
Estimated additional annual cost per homeowner: $1,060, driven primarily by energy_code_gap
Infrastructure: 0.406% avg pipe failure probability, 60% of ZIPs at high risk
70.4% 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: $1,060
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
15,463 housing units in Fayette 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 Fayette County
Remediation costs are relatively manageable for most homeowners in Fayette 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 Fayette 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 Fayette County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Jeffersonville Village Public Water System | 1,356 | 9 |
| 2 | Ross County Water Company Inc. | 35,345 | 5 |
| 3 | Washington Court House Public Water System | 14,100 | 5 |
| 4 | I-71 and Sr-35 Public Water System | 6,685 | 5 |
| 5 | Fayette Company-culpepper Subdivision | 450 | 5 |
8 total water systems serve Fayette County.
All ZIP Codes in Fayette County
5 ZIP codes tracked in Fayette County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 45123 | Greenfield | 70 | B | 0 | $139K |
| 2 | 43128 | Jeffersonville | 69 | C | 9 (1 health) | $139K |
| 3 | 43106 | Bloomingburg | 68 | C | 2 | $97K |
| 4 | 43160 | Washington Court House | 61 | C | 5 | $162K |
| 5 | 43142 | Milledgeville | 40 | D | 0 | $101K |
Recommended Buyer Guides for Fayette County
Eight risk categories drive the selection — PFAS exceedance, lead above EPA action level, pre-1978 housing share, EPA Radon Zone 1, flood-top-risk, wildfire-top-risk, multi-contaminant load, and a baseline fallback — and each category maps to a specific buyer-guide track that surfaces when the county data hits its threshold for that hazard signal.
- Best Lead Paint Test Kits — 70.4% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Fayette County, Ohio
Overview
Fayette County in Ohio covers 5 ZIP codes with an average Home Safety Score of C (62/100).
3 of 5 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Ohio 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.