EPA Zone Data 2026
AR Radon Levels
View EPA radon zone classifications for every county in AR. Select your county to see detailed risk data, testing recommendations, and mitigation cost estimates.
0
Zone 1
High Risk
High Risk
14
Zone 2
Moderate
Moderate
61
Zone 3
Low Risk
Low Risk
Arkansas
Zone 3
Ashley
Zone 3
Baxter
Zone 2
Benton
Zone 2
Boone
Zone 2
Bradley
Zone 3
Calhoun
Zone 3
Carroll
Zone 2
Chicot
Zone 3
Clark
Zone 3
Clay
Zone 3
Cleburne
Zone 3
Cleveland
Zone 3
Columbia
Zone 3
Conway
Zone 3
Craighead
Zone 3
Crawford
Zone 3
Crittenden
Zone 3
Cross
Zone 3
Dallas
Zone 3
Desha
Zone 3
Drew
Zone 3
Faulkner
Zone 3
Franklin
Zone 3
Fulton
Zone 2
Garland
Zone 2
Grant
Zone 3
Greene
Zone 3
Hempstead
Zone 3
Hot Spring
Zone 3
Howard
Zone 3
Independence
Zone 2
Izard
Zone 2
Jackson
Zone 3
Jefferson
Zone 3
Johnson
Zone 3
Lafayette
Zone 3
Lawrence
Zone 3
Lee
Zone 3
Lincoln
Zone 3
Little River
Zone 3
Logan
Zone 3
Lonoke
Zone 3
Madison
Zone 3
Marion
Zone 2
Miller
Zone 3
Mississippi
Zone 3
Monroe
Zone 3
Montgomery
Zone 2
Nevada
Zone 3
Newton
Zone 3
Ouachita
Zone 3
Perry
Zone 3
Phillips
Zone 3
Pike
Zone 3
Poinsett
Zone 3
Polk
Zone 3
Pope
Zone 3
Prairie
Zone 3
Pulaski
Zone 3
Randolph
Zone 2
Saline
Zone 3
Scott
Zone 3
Searcy
Zone 2
Sebastian
Zone 3
Sevier
Zone 3
Sharp
Zone 2
St. Francis
Zone 3
Stone
Zone 2
Union
Zone 3
Van Buren
Zone 3
Washington
Zone 3
White
Zone 3
Woodruff
Zone 3
Yell
Zone 3
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