Renville County, Minnesota
9 ZIP codes · Avg score 60/100 · Grade C · Updated 2026-06-03
Water systems across Renville County's 9 ZIP codes produce average compliance results overall — pockets with documented violations exist, and the variation between areas makes ZIP-level lookup the most useful tool for residents here.
How Renville County Compares
How Renville County Compares
Renville County scores 2 points below the Minnesota state average (62/100) and 8 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Renville County, Minnesota
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.1 (asthma 10%, diabetes 13.1%)
Estimated additional annual cost per homeowner: $1,287, driven primarily by energy_code_gap
Infrastructure: 0.444% avg pipe failure probability, 89% of ZIPs at high risk
80.1% 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: $1,287
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
6,199 housing units in Renville 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 Renville County
Remediation costs are relatively manageable for most homeowners in Renville 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 Renville 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 Renville County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Morton | 400 | 2 |
| 2 | Buffalo Lake | 703 | 1 |
| 3 | Bird Island | 1,024 | 0 |
| 4 | Franklin | 496 | 0 |
| 5 | Hector | 1,127 | 0 |
9 total water systems serve Renville County.
All ZIP Codes in Renville County
9 ZIP codes tracked in Renville County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 55342 | Hector | 70 | B | 0 | $148K |
| 2 | 55310 | Bird Island | 66 | C | 0 | $144K |
| 3 | 55314 | Buffalo Lake | 66 | C | 1 | $168K |
| 4 | 56277 | Olivia | 66 | C | 0 | $179K |
| 5 | 56285 | Sacred Heart | 66 | C | 0 | $124K |
| 6 | 56284 | Renville | 59 | C | 0 | $142K |
| 7 | 55333 | Franklin | 55 | C | 0 | $116K |
| 8 | 56230 | Danube | 45 | D | 0 | $157K |
| 9 | 56270 | Morton | 45 | D | 2 | $104K |
Recommended Buyer Guides for Renville County
While many sites publish identical guide lists across every county they cover, the selection here changes by location — driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.
- Best Water Filters for Lead — Lead above EPA action level in 1 ZIP code
- Best Lead Paint Test Kits — 80.1% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Renville County, Minnesota
Overview
Renville County in Minnesota covers 9 ZIP codes with an average Home Safety Score of C (60/100).
2 of 9 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← Back to Minnesota 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.