Rock County, Nebraska
2 ZIP codes · Avg score 98/100 · Grade A · Updated 2026-06-03
Across Rock County's 2 ZIP codes, EPA compliance data shows above-average performance — violation rates are minimal, none of the county's systems have triggered health-based MCL exceedances in recent cycles, and the county's scores have stayed above the national baseline across every recent reporting period.
How Rock County Compares
How Rock County Compares
Rock County scores 33 points above the Nebraska state average (65/100) and 30 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Health risk index: 14 (asthma 9.1%, diabetes 12.5%)
Estimated additional annual cost per homeowner: $1,115, driven primarily by energy_code_gap
Infrastructure: 0.445% avg pipe failure probability, 100% of ZIPs at high risk
81.5% 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: $1,115
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
880 housing units in Rock 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 Rock County
Remediation costs are relatively manageable for most homeowners in Rock 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 Rock County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
All ZIP Codes in Rock County
2 ZIP codes tracked in Rock County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 68714 | Bassett | 98 | A | 2 (1 health) | $122K |
| 2 | 68759 | Newport | 97 | A | 2 | — |
Recommended Buyer Guides for Rock County
Below: editorial picks, no sponsored placements.
- Best Lead Paint Test Kits — 81.5% of homes built before 1978
Overview
Rock County in Nebraska covers 2 ZIP codes with an average Home Safety Score of A (98/100).
2 of 2 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.