Lawrence County, Mississippi
5 ZIP codes · Avg score 86/100 · Grade A · Updated 2026-06-03
Covering 5 ZIP codes, Lawrence County earns a high grade for tap water — most systems report zero health-based violations, and the overall compliance rate comfortably exceeds federal benchmarks.
How Lawrence County Compares
How Lawrence County Compares
Lawrence County scores 5 points above the Mississippi state average (81/100) and 18 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Lawrence County, Mississippi
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 17.8 (asthma 10.5%, diabetes 18.8%)
Estimated additional annual cost per homeowner: $1,826, driven primarily by sea_level
Infrastructure: 0.334% avg pipe failure probability, 20% of ZIPs at high risk
59% 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: $1,826
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
7,008 housing units in Lawrence 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 Lawrence County
Remediation costs are relatively manageable for most homeowners in Lawrence 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 Lawrence 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 Lawrence County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Topisaw Creek | 5,349 | 22 |
| 2 | Lawrence County Water Assn | 2,100 | 22 |
| 3 | Sontag-wanilla | 1,484 | 20 |
| 4 | Town of Monticello | 1,400 | 20 |
| 5 | Mt Zion W/a | 400 | 20 |
13 total water systems serve Lawrence County.
All ZIP Codes in Lawrence County
5 ZIP codes tracked in Lawrence County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 39663 | Silver Creek | 95 | A | 0 | $96K |
| 2 | 39665 | Sontag | 94 | A | 12 (1 health) | $52K |
| 3 | 39641 | Jayess | 91 | A | 2 | $120K |
| 4 | 39654 | Monticello | 77 | B | 8 | $109K |
| 5 | 39656 | Oak Vale | 73 | B | 0 | $157K |
Recommended Buyer Guides for Lawrence County
If FEMA records flag flood-top-risk status or EPA samples show PFAS exceedances, the matching logic lifts emergency-water and PFAS-rated filtration into the recommendations — federal data drives the order, not retailer arrangements.
- Best Lead Paint Test Kits — 59% of homes built before 1978
Deep Dive Reports
Detailed analysis for Lawrence County, Mississippi
Overview
Lawrence County in Mississippi covers 5 ZIP codes with an average Home Safety Score of A (86/100).
3 of 5 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Mississippi 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.