EPA Zone Data 2026
Kansas Radon Map, Levels & Testing Guide
View EPA radon zone classifications for every county in Kansas. Open your county to compare basement test meaning, EPA action thresholds, and when mitigation pricing becomes worth checking.
65
Zone 1
High Risk
High Risk
40
Zone 2
Moderate
Moderate
0
Zone 3
Low Risk
Low Risk
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Browse Counties
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Open your county to see its EPA zone, testing meaning, and the point where mitigation becomes worth pricing.
Allen County
Zone 2
Anderson County
Zone 2
Atchison County
Zone 1
Barber County
Zone 2
Barton County
Zone 1
Bourbon County
Zone 2
Brown County
Zone 1
Butler County
Zone 2
Chase County
Zone 2
Chautauqua County
Zone 2
Cherokee County
Zone 2
Cheyenne County
Zone 1
Clark County
Zone 2
Clay County
Zone 1
Cloud County
Zone 1
Coffey County
Zone 2
Comanche County
Zone 2
Cowley County
Zone 2
Crawford County
Zone 2
Decatur County
Zone 1
Dickinson County
Zone 1
Doniphan County
Zone 2
Douglas County
Zone 1
Edwards County
Zone 2
Elk County
Zone 2
Ellis County
Zone 1
Ellsworth County
Zone 1
Finney County
Zone 1
Ford County
Zone 1
Franklin County
Zone 2
Geary County
Zone 1
Gove County
Zone 1
Graham County
Zone 1
Grant County
Zone 1
Gray County
Zone 1
Greeley County
Zone 1
Greenwood County
Zone 2
Hamilton County
Zone 1
Harper County
Zone 2
Harvey County
Zone 2
Haskell County
Zone 1
Hodgeman County
Zone 1
Jackson County
Zone 1
Jefferson County
Zone 2
Jewell County
Zone 1
Johnson County
Zone 1
Kearny County
Zone 1
Kingman County
Zone 1
Kiowa County
Zone 1
Labette County
Zone 2
Lane County
Zone 1
Leavenworth County
Zone 1
Lincoln County
Zone 1
Linn County
Zone 2
Logan County
Zone 1
Lyon County
Zone 2
Marion County
Zone 1
Marshall County
Zone 1
McPherson County
Zone 1
Meade County
Zone 1
Miami County
Zone 2
Mitchell County
Zone 1
Montgomery County
Zone 2
Morris County
Zone 2
Morton County
Zone 2
Nemaha County
Zone 1
Neosho County
Zone 2
Ness County
Zone 1
Norton County
Zone 1
Osage County
Zone 2
Osborne County
Zone 1
Ottawa County
Zone 1
Pawnee County
Zone 1
Phillips County
Zone 1
Pottawatomie County
Zone 1
Pratt County
Zone 1
Rawlins County
Zone 1
Reno County
Zone 2
Republic County
Zone 1
Rice County
Zone 1
Riley County
Zone 1
Rooks County
Zone 1
Rush County
Zone 1
Russell County
Zone 1
Saline County
Zone 1
Scott County
Zone 1
Sedgwick County
Zone 2
Seward County
Zone 2
Shawnee County
Zone 2
Sheridan County
Zone 1
Sherman County
Zone 1
Smith County
Zone 1
Stafford County
Zone 2
Stanton County
Zone 1
Stevens County
Zone 2
Sumner County
Zone 2
Thomas County
Zone 1
Trego County
Zone 1
Wabaunsee County
Zone 2
Wallace County
Zone 1
Washington County
Zone 1
Wichita County
Zone 1
Wilson County
Zone 2
Woodson County
Zone 2
Wyandotte County
Zone 1
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