Kanawha County, Virginia
1 ZIP code · Avg score 87/100 · Grade A · Updated 2026-06-04
Tracking 1 ZIP code in Kanawha County shows a water safety record well above the national median — violations are isolated exceptions, not recurring patterns.
How Kanawha County Compares
How Kanawha County Compares
Kanawha County scores 21 points above the Virginia state average (66/100) and 19 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
Key Risk Factors
Health risk index: 16.3 (asthma 11.9%, diabetes 15.6%)
Estimated additional annual cost per homeowner: $3,200, driven primarily by sea_level
Infrastructure: 0.26% avg pipe failure probability
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: $3,200
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Health Outcomes vs National Average
CDC PLACES data for Kanawha 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 Kanawha County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Norfolk, | 234,220 | 1 |
| 2 | Naval Station Norfolk | 48,826 | 1 |
| 3 | Nsa Hampton Roads, Main Base | 7,533 | 1 |
| 4 | Nsa Hampton Roads, Portsmouth Annex | 6,072 | 1 |
| 5 | Naval Support Activity-nw | 1,400 | 1 |
All ZIP Codes in Kanawha County
1 ZIP code tracked in Kanawha County.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 23515 | Norfolk | 87 | A | 1 |
Recommended Buyer Guides for Kanawha County
Independent picks. EPA-grounded. Matched here.
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Overview
Kanawha County in Virginia covers 1 ZIP code with an average Home Safety Score of A (87/100).
1 of 1 ZIP code have recorded EPA violations. All violations are monitoring/reporting type.
← Back to Virginia water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
Updated daily.