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
High Risk
40
Zone 2
Moderate
Moderate
0
Zone 3
Low Risk
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
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