EPA Zone Data 2026
Nevada Radon Map, Levels & Testing Guide
View EPA radon zone classifications for every county in Nevada. Open your county to compare basement test meaning, EPA action thresholds, and when mitigation pricing becomes worth checking.
9
Zone 1
High Risk
High Risk
7
Zone 2
Moderate
Moderate
1
Zone 3
Low Risk
Low Risk
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Browse Counties
Jump to the Directory
Open your county to see its EPA zone, testing meaning, and the point where mitigation becomes worth pricing.
Carson County
Zone 1
Churchill County
Zone 2
Douglas County
Zone 1
Elko County
Zone 2
Esmeralda County
Zone 2
Eureka County
Zone 1
Humboldt County
Zone 2
Lander County
Zone 1
Lincoln County
Zone 1
Lyon County
Zone 1
Mineral County
Zone 1
Nye County
Zone 2
Pershing County
Zone 1
Storey County
Zone 2
Washoe County
Zone 2
White Pine County
Zone 1
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