Radon Zone Map

All counties

Radon zones in North Dakota

Adams CountyNorth Dakota1
Barnes CountyNorth Dakota1
Benson CountyNorth Dakota1
Billings CountyNorth Dakota1
Bottineau CountyNorth Dakota1
Bowman CountyNorth Dakota1
Burke CountyNorth Dakota1
Burleigh CountyNorth Dakota1
Cass CountyNorth Dakota1
Cavalier CountyNorth Dakota1
Dickey CountyNorth Dakota1
Divide CountyNorth Dakota1
Dunn CountyNorth Dakota1
Eddy CountyNorth Dakota1
Emmons CountyNorth Dakota1
Foster CountyNorth Dakota1
Golden Valley CountyNorth Dakota1
Grand Forks CountyNorth Dakota1
Grant CountyNorth Dakota1
Griggs CountyNorth Dakota1
Hettinger CountyNorth Dakota1
Kidder CountyNorth Dakota1
Logan CountyNorth Dakota1
McHenry CountyNorth Dakota1
McIntosh CountyNorth Dakota1
McKenzie CountyNorth Dakota1
McLean CountyNorth Dakota1
Mercer CountyNorth Dakota1
Morton CountyNorth Dakota1
Mountrail CountyNorth Dakota1
Nelson CountyNorth Dakota1
Oliver CountyNorth Dakota1
Pembina CountyNorth Dakota1
Pierce CountyNorth Dakota1
Ramsey CountyNorth Dakota1
Ransom CountyNorth Dakota1
Renville CountyNorth Dakota1
Richland CountyNorth Dakota1
Rolette CountyNorth Dakota1
Sargent CountyNorth Dakota1
Sheridan CountyNorth Dakota1
Sioux CountyNorth Dakota1
Slope CountyNorth Dakota1
Stark CountyNorth Dakota1
Steele CountyNorth Dakota1
Stutsman CountyNorth Dakota1
Towner CountyNorth Dakota1
Traill CountyNorth Dakota1
Walsh CountyNorth Dakota1
Ward CountyNorth Dakota1
Wells CountyNorth Dakota1
Williams CountyNorth Dakota1

Sources

  1. North Dakota: EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  2. EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  3. North Dakota: EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  4. EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  5. North Dakota: EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  6. EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  7. North Dakota: EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  8. EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  9. North Dakota: EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  10. EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  11. North Dakota: EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026
  12. EPA Map of Radon Zones, US Environmental Protection Agency, checked 1 November 2026

"Secondary" marks a source used only because the official page could not be read.