Anderson County, Kansas
7 ZIP codes · Avg score 73/100 · Grade B · Updated 2026-06-03
Unlike many counties its size, Anderson County keeps violation rates low — all 7 ZIP codes score at or above the state average for tap water safety, with no systemic concerns flagged in the current data set.
How Anderson County Compares
How Anderson County Compares
Anderson County scores 9 points above the Kansas state average (64/100) and 5 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Anderson County, Kansas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.9 (asthma 10.3%, diabetes 13%)
Estimated additional annual cost per homeowner: $507, driven primarily by water_lead
Infrastructure: 0.403% avg pipe failure probability, 43% of ZIPs at high risk
69.9% of homes built before 1978 (lead paint era)
Violation History (2024–2025)
→ Stable trendEPA violation counts by year across Anderson County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 6 violations. Past 5 years: 9 total (9 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
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: $507
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
4,288 housing units in Anderson 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 Anderson County
Remediation costs are relatively manageable for most homeowners in Anderson 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 Anderson 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 Anderson County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Anderson Company Rwd 4 | 1,200 | 20 |
| 2 | Anderson Company Rwd 5 | 2,093 | 18 |
| 3 | Anderson Company Rwd 1c | 2,112 | 18 |
| 4 | City of Garnett, | 3,192 | 17 |
| 5 | Anderson Company Rwd 1 | 37 | 15 |
10 total water systems serve Anderson County.
All ZIP Codes in Anderson County
7 ZIP codes tracked in Anderson County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 66039 | Kincaid | 83 | B | 1 | $160K |
| 2 | 66015 | Colony | 82 | B | 0 | $128K |
| 3 | 66033 | Greeley | 81 | B | 2 | $180K |
| 4 | 66093 | Westphalia | 81 | B | 2 | $113K |
| 5 | 66032 | Garnett | 80 | B | 15 (3 health) | $169K |
| 6 | 66091 | Welda | 53 | D | 0 | — |
| 7 | 66857 | Le Roy | 53 | D | 0 | $99K |
Recommended Buyer Guides for Anderson County
Filtered against EPA monitoring data and CDC lead-exposure guidance, the guides below skip the generic catalog and connect directly to the contaminants and hazards on file here.
- Best Lead Paint Test Kits — 69.9% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Anderson County, Kansas
Overview
Anderson County in Kansas covers 7 ZIP codes with an average Home Safety Score of B (73/100).
4 of 7 ZIP codes have recorded EPA violations. 3 health-based violations have been documented.
← Back to Kansas 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.