COUNTY REPORT NE

Buffalo County, Nebraska

12 ZIP codes · Avg score 77/100 · Grade B · Updated 2026-06-03

Covering 12 ZIP codes, Buffalo County earns a high grade for tap water — most systems report zero health-based violations, and the overall compliance rate comfortably exceeds federal benchmarks.

How Buffalo County Compares

Buffalo County77/100
Nebraska avg65/100
National avg68/100

How Buffalo County Compares

B
County Grade
77/100
Avg Safety Score
12
ZIP Codes
13
Water Systems

Buffalo County scores 12 points above the Nebraska state average (65/100) and 9 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-03

B
County Grade
77
Avg Safety Score
12
ZIP Codes
Best ZIP: 68812 (83/100)
Lowest ZIP: 68861 (53/100)
$198K
Median Home Value
$1,208
Avg Remediation (61% of home value)

ZIP Code Risk Map

Water Quality Map: Buffalo County, Nebraska

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 11.9 (asthma 9.2%, diabetes 9.6%)

Estimated additional annual cost per homeowner: $808, driven primarily by energy_code_gap

Infrastructure: 0.362% avg pipe failure probability, 25% of ZIPs at high risk

65.6% of homes built before 1978 (lead paint era)

County Health Indicators vs National Average

Asthma 9.2% (national: 8.9%)
Diabetes 9.6% (national: 10.5%)
Obesity 37.3% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1978
Median Build Year
65.6%
Pre-1978 Housing
36%
Pipe Failure Probability
25%
ZIPs at High Infra Risk
Low
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $808

Energy Code Gap $338/yr
Flood $283/yr
Water / Lead $188/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

13,915 housing units in Buffalo County

Pre-1940 18%
1940–1959 10%
1960–1979 25%
1980–1999 27%
2000+ 20%

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 Buffalo County

$198K
Median Home Value
$1,208
Est. Remediation Cost
0.6%
of Home Value
Remediation as % of home value low burden

Remediation costs are relatively manageable for most homeowners in Buffalo 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 Buffalo County residents

Asthma 9.2% (US avg: 8.9%)
Diabetes 9.6% (US avg: 11%)
Obesity 37.3% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water Systems with Most Violations

Top 5 systems in Buffalo County ranked by EPA violation count.

# Water System Population Violations
1 City of Kearney, 34,000 3
2 Buffalo Company Sid 3 - Glenwood Estates 400 3
3 Sunset View Mobile Home Park 200 3
4 Riverside Mobile Home Park 122 3
5 West Side Trailer Court 100 3

13 total water systems serve Buffalo County.

All ZIP Codes in Buffalo County

12 ZIP codes tracked in Buffalo County.

# ZIP Code City Safety Score Grade Violations Home Value
1 68812 Amherst 83 B 0 $207K
2 68836 Elm Creek 83 B 0 $216K
3 68866 Pleasanton 83 B 0 $238K
4 68876 Shelton 83 B 1 $156K
5 68848 Kearney 81 B 1
6 68849 Kearney 81 B 1
7 68869 Ravenna 81 B 1 $157K
8 68840 Gibbon 78 B 1 $188K
9 68845 Kearney 77 B 1 $274K
10 68870 Riverdale 77 B 2 $217K
11 68858 Miller 59 C 2 $179K
12 68861 Odessa 53 D 0 $126K

Recommended Buyer Guides for Buffalo County

Below: editorial picks, no sponsored placements.

Overview

Buffalo County in Nebraska covers 12 ZIP codes with an average Home Safety Score of B (77/100).

8 of 12 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.

← Back to Nebraska water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Buffalo County?
Buffalo County receives a grade of B, indicating generally safe tap water across its 12 ZIP codes.
How many water systems serve Buffalo County?
Buffalo County is served by 13 public water systems that supply drinking water to residents across 12 ZIP codes.
What is the biggest environmental risk in Buffalo County?
The primary environmental risk factor in Buffalo County is energy_code_gap. This contributes to an estimated additional annual cost of $808 per homeowner.
How old are homes in Buffalo County?
The median home build year in Buffalo County is 1978. 65.6% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Buffalo County compare to Nebraska?
Buffalo County has an average water safety score of 77/100, which is above the Nebraska state average of 65/100.

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