Fort Leavenworth, KS: High Radon Risk — 70/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-04
Public water monitoring in Fort Leavenworth shows a safety record well above the KS median — health-based violations are isolated exceptions rather than recurring patterns, the city's systems have stayed compliant across recent reporting cycles, and no cluster of recurring exceedances appears in any single service area.
How Fort Leavenworth Compares
Data: EPA SDWIS Last verified: 2026-06-04
Key Facts for Fort Leavenworth Residents
- Average lead level: 0.0026 mg/L.
- Homes built before 1986: 34% — older plumbing may contain lead solder.
- Estimated remediation: $3,700 per household.
- CDC health risk index: 12.6 — above typical levels.
Fort Leavenworth's Water Providers
In Fort Leavenworth, KS, residential water supply is distributed across multiple utilities rather than concentrated in one. The 2 leading providers out of 2 tracked systems each control their own infrastructure, file separate EPA compliance reports, and set independent rate schedules.
Overview
We track water quality and home safety data for 1 ZIP code in Fort Leavenworth, Kansas (population ~7,249), covering 2 community water systems serving approximately 51,691 people region-wide.
No EPA violations recorded across any ZIP codes in Fort Leavenworth — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Fort Leavenworth: B (70/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Fort Leavenworth water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0026 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 66027 | B | Leavenworth Water Department | 38,757 |
All ZIP Codes in Fort Leavenworth
- 66027 [B]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Fort Leavenworth Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Fort Leavenworth Infrastructure Age
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Over the decades, Fort Leavenworth accumulated housing from multiple construction periods. The median build year of 1992 places the midpoint of that stock near the 1986 threshold when lead solder in plumbing became federally prohibited — leaving a sizable share of homes on each side of that safety line.
Most homes in Fort Leavenworth were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Fort Leavenworth: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Pulling a tap sample fills the gap that utility data cannot close, particularly here where 34% of housing dates from the pre-rule era and citywide monitoring sits at or above the regulatory mark in Fort Leavenworth.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Fort Leavenworth: Flood History & Water Damage Risk
FEMA data shows 100% of Fort Leavenworth's ZIP codes mapped into designated flood zones, paired with an NFIP record of 5 claims. That footprint places local flood exposure in the range where it warrants attention without rising to high-severity planning territory.
Fort Leavenworth has a moderate flood history with 5 FEMA claims averaging $67,515 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$3,700</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Fort Leavenworth, KS