Dawson County, Nebraska
8 ZIP codes · Avg score 74/100 · Grade B · Updated 2026-07-19
ZipCheckup grade for Dawson: B.
This ZIP looks solid, with a few items worth a quick check.
Across all 8 ZIP codes in Dawson County, tap water consistently meets or exceeds federal safety standards.
How Dawson County Compares
How Dawson County Compares
Dawson County scores 9 points above the Nebraska state average (65/100) and 6 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-07-19
ZIP Code Risk Map
Water Quality Map: Dawson County, Nebraska
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.4 (asthma 8.8%, diabetes 13.3%)
Estimated additional annual cost per homeowner: $1,285, driven primarily by flood
Infrastructure: 0.471% avg pipe failure probability, 86% of ZIPs at high risk
78% 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: $1,285
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
9,547 housing units in Dawson 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 Dawson County
Remediation costs are relatively manageable for most homeowners in Dawson 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 Dawson County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Dawson County
8 community water systems serving Dawson County.
- B
- D
- B
- B
- B
- B
Show all 8 water systems
- B
- B
10 total water systems serve Dawson County.
Systems with the most violations in Dawson County
3 water systems with recorded EPA violations.
- B
- B
- B
All ZIP Codes in Dawson County
8 ZIP codes tracked in Dawson County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 69029 | Farnam | 83 | B | 0 | $86K |
| 2 | 69138 | Gothenburg | 82 | B | 2 (1 health) | $180K |
| 3 | 68878 | Sumner | 81 | B | 2 | $104K |
| 4 | 68863 | Overton | 78 | B | 0 | $121K |
| 5 | 69130 | Cozad | 78 | B | 0 | $144K |
| 6 | 68850 | Lexington | 75 | B | 3 | $157K |
| 7 | 68834 | Eddyville | 63 | C | 0 | $108K |
| 8 | 69171 | Willow Island | 53 | D | 0 | — |
Recommended Buyer Guides for Dawson County
Designed to find the guide that fits the county, not the other way around - the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- Best Lead Paint Test Kits — 78% 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 Dawson County, Nebraska
Overview
Dawson County in Nebraska covers 8 ZIP codes with an average Home Safety Score of B (74/100).
3 of 8 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.