Radon Zone Map

All counties

Radon zones in Mississippi

Adams CountyMississippi3
Alcorn CountyMississippi2
Amite CountyMississippi3
Attala CountyMississippi3
Benton CountyMississippi3
Bolivar CountyMississippi3
Carroll CountyMississippi3
Choctaw CountyMississippi3
Claiborne CountyMississippi3
Clarke CountyMississippi3
Clay CountyMississippi2
Coahoma CountyMississippi3
Copiah CountyMississippi3
Covington CountyMississippi3
Franklin CountyMississippi3
George CountyMississippi3
Greene CountyMississippi3
Grenada CountyMississippi3
Hancock CountyMississippi3
Harrison CountyMississippi3
Hinds CountyMississippi3
Holmes CountyMississippi3
Humphreys CountyMississippi3
Itawamba CountyMississippi3
Jackson CountyMississippi3
Jasper CountyMississippi3
Jefferson CountyMississippi3
Jones CountyMississippi3
Kemper CountyMississippi3
Lafayette CountyMississippi3
Lamar CountyMississippi3
Lauderdale CountyMississippi3
Leake CountyMississippi3
Lee CountyMississippi2
Lincoln CountyMississippi3
Lowndes CountyMississippi2
Madison CountyMississippi3
Marion CountyMississippi3
Marshall CountyMississippi3
Monroe CountyMississippi3
Montgomery CountyMississippi3
Neshoba CountyMississippi3
Newton CountyMississippi3
Noxubee CountyMississippi2
Oktibbeha CountyMississippi3
Panola CountyMississippi3
Pearl River CountyMississippi3
Pike CountyMississippi3
Pontotoc CountyMississippi2
Prentiss CountyMississippi3
Rankin CountyMississippi3
Scott CountyMississippi3
Sharkey CountyMississippi3
Simpson CountyMississippi3
Smith CountyMississippi3
Stone CountyMississippi3
Tallahatchie CountyMississippi3
Tate CountyMississippi3
Tippah CountyMississippi3
Tunica CountyMississippi3
Union CountyMississippi2
Walthall CountyMississippi3
Warren CountyMississippi3
Wayne CountyMississippi3
Webster CountyMississippi3
Wilkinson CountyMississippi3
Winston CountyMississippi3
Yalobusha CountyMississippi3
Yazoo CountyMississippi3

Sources

  1. Mississippi: 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. Mississippi: 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. Mississippi: 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. Mississippi: 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. Mississippi: 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. Mississippi: 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.