R
RadonVerdict
EPA Zone Data 2026

KS Radon Levels

View EPA radon zone classifications for every county in KS. Select your county to see detailed risk data, testing recommendations, and mitigation cost estimates.

65
Zone 1
High Risk
40
Zone 2
Moderate
0
Zone 3
Low Risk
Allen Zone 2
Anderson Zone 2
Atchison Zone 1
Barber Zone 2
Barton Zone 1
Bourbon Zone 2
Brown Zone 1
Butler Zone 2
Chase Zone 2
Chautauqua Zone 2
Cherokee Zone 2
Cheyenne Zone 1
Clark Zone 2
Clay Zone 1
Cloud Zone 1
Coffey Zone 2
Comanche Zone 2
Cowley Zone 2
Crawford Zone 2
Decatur Zone 1
Dickinson Zone 1
Doniphan Zone 2
Douglas Zone 1
Edwards Zone 2
Elk Zone 2
Ellis Zone 1
Ellsworth Zone 1
Finney Zone 1
Ford Zone 1
Franklin Zone 2
Geary Zone 1
Gove Zone 1
Graham Zone 1
Grant Zone 1
Gray Zone 1
Greeley Zone 1
Greenwood Zone 2
Hamilton Zone 1
Harper Zone 2
Harvey Zone 2
Haskell Zone 1
Hodgeman Zone 1
Jackson Zone 1
Jefferson Zone 2
Jewell Zone 1
Johnson Zone 1
Kearny Zone 1
Kingman Zone 1
Kiowa Zone 1
Labette Zone 2
Lane Zone 1
Leavenworth Zone 1
Lincoln Zone 1
Linn Zone 2
Logan Zone 1
Lyon Zone 2
Marion Zone 1
Marshall Zone 1
McPherson Zone 1
Meade Zone 1
Miami Zone 2
Mitchell Zone 1
Montgomery Zone 2
Morris Zone 2
Morton Zone 2
Nemaha Zone 1
Neosho Zone 2
Ness Zone 1
Norton Zone 1
Osage Zone 2
Osborne Zone 1
Ottawa Zone 1
Pawnee Zone 1
Phillips Zone 1
Pottawatomie Zone 1
Pratt Zone 1
Rawlins Zone 1
Reno Zone 2
Republic Zone 1
Rice Zone 1
Riley Zone 1
Rooks Zone 1
Rush Zone 1
Russell Zone 1
Saline Zone 1
Scott Zone 1
Sedgwick Zone 2
Seward Zone 2
Shawnee Zone 2
Sheridan Zone 1
Sherman Zone 1
Smith Zone 1
Stafford Zone 2
Stanton Zone 1
Stevens Zone 2
Sumner Zone 2
Thomas Zone 1
Trego Zone 1
Wabaunsee Zone 2
Wallace Zone 1
Washington Zone 1
Wichita Zone 1
Wilson Zone 2
Woodson Zone 2
Wyandotte Zone 1

Already tested? Get your itemized mitigation cost estimate.

View KS Mitigation Cost Estimates →