Grainger County, Tennessee
4 ZIP codes · Avg score 57/100 · Grade C · Updated 2026-06-03
In recent monitoring cycles, Grainger County's 4 ZIP codes show a split record — several have documented water safety violations.
How Grainger County Compares
How Grainger County Compares
Grainger County scores 12 points below the Tennessee state average (69/100) and 11 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Health risk index: 16.6 (asthma 11.1%, diabetes 15.7%)
Estimated additional annual cost per homeowner: $408, driven primarily by energy_code_gap
Infrastructure: 0.27% avg pipe failure probability
47.5% 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: $408
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
10,406 housing units in Grainger 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 Grainger County
Remediation costs are relatively manageable for most homeowners in Grainger 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 Grainger 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 Grainger County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Bean Station Utility District | 10,378 | 4 |
| 2 | Rutledge Water System | 2,102 | 1 |
| 3 | LUTTRELL-BLAINE-CORRYTON U.D. | 10,529 | 1 |
| 4 | Sneedville U.d. | 2,607 | 0 |
| 5 | First U.d. of Hawkins Company #2 | 695 | 0 |
6 total water systems serve Grainger County.
All ZIP Codes in Grainger County
4 ZIP codes tracked in Grainger County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 37861 | Rutledge | 68 | C | 1 | $202K |
| 2 | 37708 | Bean Station | 65 | C | 3 | $162K |
| 3 | 37888 | Washburn | 53 | D | 0 | $130K |
| 4 | 37881 | Thorn Hill | 40 | D | 0 | $124K |
Recommended Buyer Guides for Grainger County
Retailer arrangements don't shape what appears here — the selection logic is independent, filtered against EPA detections and the federal hazard data on file for this county.
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Overview
Grainger County in Tennessee covers 4 ZIP codes with an average Home Safety Score of C (57/100).
2 of 4 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.