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Map of Radon Zones in Alaska based on Environmental Protection Agency (EPA) data

Back to Radon Zones in the United States




Radon zones
 Zone 3 (101 counties)
 Zone 2 (7 counties)
 Zone 1 (0 counties)
  Highest Potential: counties have a predicted average indoor radon screening level greater than 4 pCi/L (pico curies per liter) (red zones)
  Moderate Potential: counties have a predicted average indoor radon screening level between 2 and 4 pCi/L (orange zones)
  Low Potential: counties have a predicted average indoor radon screening level less than 2 pCi/L (yellow zones)
Aleutians East County
Radon zone : 3

Aleutians West County
Radon zone : 3

Anchorage County
Radon zone : 2

Bethel County
Radon zone : 3

Bristol Bay County
Radon zone : 3

Denali County
Radon zone : No data

Dillingham County
Radon zone : 2


Haines County
Radon zone : 3

Juneau County
Radon zone : 3

Kenai Peninsula County
Radon zone : 2


Kodiak Island County
Radon zone : 3

Lake and Peninsula County
Radon zone : No data


Nome County
Radon zone : 3

North Slope County
Radon zone : 3



Sitka County
Radon zone : 3


Southeast Fairbanks County
Radon zone : No data

Valdez-Cordova County
Radon zone : 3

Wade Hampton County
Radon zone : No data


Yakutat County
Radon zone : 3

Yukon-Koyukuk County
Radon zone : 3


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