Colfax County, Nebraska
6 ZIP codes · Avg score 62/100 · Grade C · Updated 2026-06-03
Spanning 6 ZIP codes, Colfax County lands near the national median for water safety — compliance results are mixed, and the county's middle-grade standing reflects genuine variability rather than a single systemic problem.
How Colfax County Compares
How Colfax County Compares
Colfax County scores 3 points below the Nebraska state average (65/100) and 6 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Colfax County, Nebraska
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.7 (asthma 8.6%, diabetes 12.9%)
Estimated additional annual cost per homeowner: $1,623, driven primarily by flood
Infrastructure: 0.43% avg pipe failure probability, 83% of ZIPs at high risk
82.7% 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: $1,623
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
4,385 housing units in Colfax 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 Colfax County
Remediation costs are relatively manageable for most homeowners in Colfax 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 Colfax 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 Colfax County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Howells, Village of | 567 | 2 |
| 2 | ROGERS, VILLAGE OF | 95 | 1 |
| 3 | City of Clarkson, | 641 | 1 |
| 4 | Leigh, Village of | 405 | 1 |
| 5 | City of Schuyler, | 6,547 | 0 |
All ZIP Codes in Colfax County
6 ZIP codes tracked in Colfax County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 68659 | Rogers | 68 | C | 1 | $232K |
| 2 | 68629 | Clarkson | 64 | C | 1 | $104K |
| 3 | 68641 | Howells | 64 | C | 2 (1 health) | $121K |
| 4 | 68643 | Leigh | 64 | C | 1 | $140K |
| 5 | 68661 | Schuyler | 60 | C | 0 | $134K |
| 6 | 68036 | Linwood | 53 | D | 0 | $146K |
Recommended Buyer Guides for Colfax County
Independent picks. EPA-grounded. Matched here.
- Best Lead Paint Test Kits — 82.7% 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 Colfax County, Nebraska
Overview
Colfax County in Nebraska covers 6 ZIP codes with an average Home Safety Score of C (62/100).
4 of 6 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Nebraska 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.