Vermilion County, Louisiana
8 ZIP codes · Avg score 72/100 · Grade B · Updated 2026-06-04
Covering 8 ZIP codes, Vermilion 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 Vermilion County Compares
How Vermilion County Compares
Vermilion County scores 1 points above the Louisiana state average (71/100) and 4 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Vermilion County, Louisiana
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.9 (asthma 10.4%, diabetes 15.3%)
Estimated additional annual cost per homeowner: $5,246, driven primarily by sea_level
Infrastructure: 0.339% avg pipe failure probability, 25% of ZIPs at high risk
56.1% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
→ Stable trendEPA violation counts by year across Vermilion County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 6 violations. Past 5 years: 16 total (16 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
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: $5,246
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
24,214 housing units in Vermilion 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 Vermilion County
Remediation costs are relatively manageable for most homeowners in Vermilion 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 Vermilion 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 Vermilion County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Town of Gueydan Water System | 2,016 | 13 |
| 2 | City of Abbeville Water System | 14,445 | 10 |
| 3 | Magnolia Plantation Water System Inc. | 8,754 | 10 |
| 4 | Town of Maurice Water System | 3,450 | 7 |
| 5 | Lpwd South | 15,132 | 7 |
13 total water systems serve Vermilion County.
All ZIP Codes in Vermilion County
8 ZIP codes tracked in Vermilion County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 70511 | Abbeville | 90 | A | 1 | — |
| 2 | 70548 | Kaplan | 78 | B | 3 (2 health) | $119K |
| 3 | 70510 | Abbeville | 75 | B | 1 | $150K |
| 4 | 70533 | Erath | 75 | B | 1 | $151K |
| 5 | 70542 | Gueydan | 73 | B | 13 (6 health) | $113K |
| 6 | 70555 | Maurice | 65 | C | 7 (6 health) | $229K |
| 7 | 70513 | Avery Island | 60 | C | 0 | — |
| 8 | 70575 | Perry | 60 | C | 0 | — |
Recommended Buyer Guides for Vermilion County
Where county records show a lead exceedance or pre-1978 housing concentration, lead-specific filters and test kits move toward the top of the list.
- Best Lead Paint Test Kits — 56.1% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Vermilion County, Louisiana
Overview
Vermilion County in Louisiana covers 8 ZIP codes with an average Home Safety Score of B (72/100).
6 of 8 ZIP codes have recorded EPA violations. 14 health-based violations have been documented.
← Back to Louisiana 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.