Orange County, Indiana
5 ZIP codes · Avg score 60/100 · Grade C · Updated 2026-06-03
Based on current EPA data, Orange County's 5 ZIP codes reflect fair but mixed water safety.
How Orange County Compares
How Orange County Compares
Orange County scores 0 points above the Indiana state average (60/100) and 8 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Orange County, Indiana
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.7 (asthma 11.5%, diabetes 14.7%)
Estimated additional annual cost per homeowner: $1,100, driven primarily by flood
Infrastructure: 0.352% avg pipe failure probability
59.4% 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: $1,100
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
9,451 housing units in Orange 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 Orange County
Remediation costs are relatively manageable for most homeowners in Orange 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 Orange 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 Orange County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Posey Township Water Corporation | 3,500 | 2 |
| 2 | Springs Valley Regional Water District | 3,188 | 2 |
| 3 | Paoli Water Department | 3,677 | 2 |
| 4 | Orleans Water Works | 2,142 | 1 |
| 5 | Palmyra Water Works | 4,425 | 1 |
All ZIP Codes in Orange County
5 ZIP codes tracked in Orange County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 47452 | Orleans | 66 | C | 1 | $168K |
| 2 | 47454 | Paoli | 65 | C | 1 | $145K |
| 3 | 47125 | Hardinsburg | 64 | C | 2 | $149K |
| 4 | 47432 | French Lick | 63 | C | 2 | $102K |
| 5 | 47469 | West Baden Springs | 40 | D | 0 | $164K |
Recommended Buyer Guides for Orange County
Editorial methodology pairs each documented risk in this county with the buyer category that addresses it, drawing on water-quality detections, housing-stock lead exposure, EPA Radon Zone designation, and FEMA flood and wildfire ratings. NSF-certified options surface where applicable, and products that match the specific contaminant take priority.
- Best Lead Paint Test Kits — 59.4% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- 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 Orange County, Indiana
Overview
Orange County in Indiana covers 5 ZIP codes with an average Home Safety Score of C (60/100).
4 of 5 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← 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.