Suffolk County, Virginia
8 ZIP codes · Avg score 92/100 · Grade A · Updated 2026-06-03
Based on current EPA data, Suffolk County's 8 ZIP codes maintain an above-average drinking water safety record.
How Suffolk County Compares
How Suffolk County Compares
Suffolk County scores 26 points above the Virginia state average (66/100) and 24 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Suffolk County, Virginia
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.6 (asthma 11.6%, diabetes 13.7%)
Estimated additional annual cost per homeowner: $4,106, driven primarily by sea_level
Infrastructure: 0.35% avg pipe failure probability, 25% of ZIPs at high risk
51.3% 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: $4,106
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
38,731 housing units in Suffolk 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 Suffolk County
Remediation costs are relatively manageable for most homeowners in Suffolk 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 Suffolk 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 Suffolk County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Suffolk, | 69,822 | 0 |
| 2 | Naval Station Norfolk | 48,826 | 0 |
| 3 | City of Portsmouth, | 97,915 | 0 |
| 4 | Whaleyville Water Wks | 545 | 0 |
| 5 | Scottswood | 390 | 0 |
7 total water systems serve Suffolk County.
All ZIP Codes in Suffolk County
8 ZIP codes tracked in Suffolk County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 23439 | Suffolk | 99 | A | 0 | — |
| 2 | 23432 | Suffolk | 95 | A | 0 | $377K |
| 3 | 23436 | Suffolk | 95 | A | 0 | $503K |
| 4 | 23437 | Suffolk | 95 | A | 0 | $287K |
| 5 | 23433 | Suffolk | 90 | A | 0 | $514K |
| 6 | 23438 | Suffolk | 90 | A | 0 | $251K |
| 7 | 23434 | Suffolk | 85 | A | 0 | $294K |
| 8 | 23435 | Suffolk | 85 | A | 0 | $375K |
Recommended Buyer Guides for Suffolk County
Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- Best Lead Paint Test Kits — 51.3% of homes built before 1978
Deep Dive Reports
Detailed analysis for Suffolk County, Virginia
Overview
Suffolk County in Virginia covers 8 ZIP codes with an average Home Safety Score of A (92/100).
No EPA violations recorded across any tracked ZIP codes in Suffolk County.
← Back to Virginia 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.