Brown County, Indiana
5 ZIP codes · Avg score 70/100 · Grade B · Updated 2026-06-03
Within Brown County's 5 tracked ZIP codes, safety indicators remain above the national average with few health-based violations on record.
How Brown County Compares
How Brown County Compares
Brown County scores 10 points above the Indiana state average (60/100) and 2 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Brown County, Indiana
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.1 (asthma 10.9%, diabetes 14.7%)
Estimated additional annual cost per homeowner: $1,374, driven primarily by flood
Infrastructure: 0.406% avg pipe failure probability, 40% of ZIPs at high risk
67.4% 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: $1,374
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
11,460 housing units in Brown 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 Brown County
Remediation costs are relatively manageable for most homeowners in Brown 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 Brown 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 Brown County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Morgantown Water Utility | 1,125 | 30 |
| 2 | Cordry Sweetwater Conservancy District | 3,425 | 25 |
| 3 | Trafalgar Water Department | 1,490 | 25 |
| 4 | Brown County Water Utility | 15,368 | 21 |
| 5 | NASHVILLE WATER DEPARTMENT | 3,315 | 18 |
12 total water systems serve Brown County.
All ZIP Codes in Brown County
5 ZIP codes tracked in Brown County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 46160 | Morgantown | 82 | B | 12 (1 health) | $238K |
| 2 | 46181 | Trafalgar | 72 | B | 4 | $279K |
| 3 | 46164 | Nineveh | 68 | C | 9 | $234K |
| 4 | 47448 | Nashville | 67 | C | 9 | $246K |
| 5 | 47435 | Helmsburg | 63 | C | 0 | — |
Recommended Buyer Guides for Brown County
Federal and certification sources drive the ordering: EPA monitoring data, NSF certifications, FEMA flood maps, and CDC lead guidance — guides surface only when county data warrants them.
- Best Lead Paint Test Kits — 67.4% of homes built before 1978
- 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 Brown County, Indiana
Overview
Brown County in Indiana covers 5 ZIP codes with an average Home Safety Score of B (70/100).
4 of 5 ZIP codes have recorded EPA violations. 1 health-based violation 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.