Radon zones in Mississippi
Zone 1: 0, Zone 2: 8, Zone 3: 74. A zone is an area estimate; EPA says all homes should be tested.
- Adams County Zone 3
- Alcorn County Zone 2
- Amite County Zone 3
- Attala County Zone 3
- Benton County Zone 3
- Bolivar County Zone 3
- Calhoun County Zone 3
- Carroll County Zone 3
- Chickasaw County Zone 2
- Choctaw County Zone 3
- Claiborne County Zone 3
- Clarke County Zone 3
- Clay County Zone 2
- Coahoma County Zone 3
- Copiah County Zone 3
- Covington County Zone 3
- DeSoto County Zone 3
- Forrest County Zone 3
- Franklin County Zone 3
- George County Zone 3
- Greene County Zone 3
- Grenada County Zone 3
- Hancock County Zone 3
- Harrison County Zone 3
- Hinds County Zone 3
- Holmes County Zone 3
- Humphreys County Zone 3
- Issaquena County Zone 3
- Itawamba County Zone 3
- Jackson County Zone 3
- Jasper County Zone 3
- Jefferson County Zone 3
- Jefferson Davis County Zone 3
- Jones County Zone 3
- Kemper County Zone 3
- Lafayette County Zone 3
- Lamar County Zone 3
- Lauderdale County Zone 3
- Lawrence County Zone 3
- Leake County Zone 3
- Lee County Zone 2
- Leflore County Zone 3
- Lincoln County Zone 3
- Lowndes County Zone 2
- Madison County Zone 3
- Marion County Zone 3
- Marshall County Zone 3
- Monroe County Zone 3
- Montgomery County Zone 3
- Neshoba County Zone 3
- Newton County Zone 3
- Noxubee County Zone 2
- Oktibbeha County Zone 3
- Panola County Zone 3
- Pearl River County Zone 3
- Perry County Zone 3
- Pike County Zone 3
- Pontotoc County Zone 2
- Prentiss County Zone 3
- Quitman County Zone 3
- Rankin County Zone 3
- Scott County Zone 3
- Sharkey County Zone 3
- Simpson County Zone 3
- Smith County Zone 3
- Stone County Zone 3
- Sunflower County Zone 3
- Tallahatchie County Zone 3
- Tate County Zone 3
- Tippah County Zone 3
- Tishomingo County Zone 3
- Tunica County Zone 3
- Union County Zone 2
- Walthall County Zone 3
- Warren County Zone 3
- Washington County Zone 3
- Wayne County Zone 3
- Webster County Zone 3
- Wilkinson County Zone 3
- Winston County Zone 3
- Yalobusha County Zone 3
- Yazoo County Zone 3
County not listed? See what we left out and why. Leave your email to hear if this data changes.