Warrick County, Indiana
10 ZIP codes · Avg score 71/100 · Grade B · Updated 2026-06-03
Water systems in Warrick County serve 10 ZIP codes with few reported safety events.
How Warrick County Compares
How Warrick County Compares
Warrick County scores 11 points above the Indiana state average (60/100) and 3 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Warrick County, Indiana
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.3 (asthma 10.8%, diabetes 12.1%)
Estimated additional annual cost per homeowner: $671, driven primarily by flood
Infrastructure: 0.38% avg pipe failure probability, 43% of ZIPs at high risk
62% of homes built before 1978 (lead paint era)
Violation History (2021–2024)
→ Stable trendEPA violation counts by year across Warrick County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 7 violations. Past 5 years: 13 total (13 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: $671
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
26,002 housing units in Warrick 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 Warrick County
Remediation costs are relatively manageable for most homeowners in Warrick 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 Warrick 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 Warrick County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Elberfeld Water Department | 2,122 | 15 |
| 2 | Chandler Water Works Department | 20,120 | 9 |
| 3 | Tennyson Water Utility | 4,158 | 9 |
| 4 | Lynnville Water Works | 1,200 | 8 |
| 5 | City of Boonville | 10,260 | 7 |
10 total water systems serve Warrick County.
All ZIP Codes in Warrick County
10 ZIP codes tracked in Warrick County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 47629 | Newburgh | 83 | B | 0 | — |
| 2 | 47637 | Tennyson | 81 | B | 2 | $165K |
| 3 | 47610 | Chandler | 78 | B | 0 | $162K |
| 4 | 47619 | Lynnville | 78 | B | 6 (4 health) | $157K |
| 5 | 47630 | Newburgh | 78 | B | 0 | $255K |
| 6 | 47601 | Boonville | 77 | B | 7 | $185K |
| 7 | 47613 | Elberfeld | 74 | B | 2 (1 health) | $218K |
| 8 | 47617 | Hatfield | 53 | D | 0 | — |
| 9 | 47647 | Buckskin | 53 | D | 0 | — |
| 10 | 47654 | Mackey | 53 | D | 0 | — |
Recommended Buyer Guides for Warrick County
Four sources — EPA, NSF, FEMA, CDC — drive the match.
- Best Lead Paint Test Kits — 62% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Warrick County, Indiana
Overview
Warrick County in Indiana covers 10 ZIP codes with an average Home Safety Score of B (71/100).
4 of 10 ZIP codes have recorded EPA violations. 5 health-based violations have been documented.
← Back to Indiana 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.