Mississippi landslide risk
Copiah County has the highest landslide risk in Mississippi, scoring 99.1 out of 100 — rated "Relatively High" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
NOAA events 2016–2026 |
|---|---|---|---|---|
| 1 | Copiah County | 99.1 | Relatively High | 0 |
| 2 | Lauderdale County | 87.6 | Relatively Moderate | 0 |
| 3 | Lafayette County | 87.4 | Relatively Moderate | 0 |
| 4 | Warren County | 84.9 | Relatively Low | 0 |
| 5 | Marshall County | 82.1 | Relatively Low | 0 |
| 6 | Hinds County | 78.3 | Relatively Low | 0 |
| 7 | Tishomingo County | 77.1 | Relatively Low | 0 |
| 8 | DeSoto County | 76.5 | Relatively Low | 0 |
| 9 | Tippah County | 74.7 | Relatively Low | 0 |
| 10 | Itawamba County | 74.6 | Relatively Low | 0 |
| 11 | Carroll County | 73.5 | Relatively Low | 0 |
| 12 | Panola County | 73.3 | Relatively Low | 0 |
| 13 | Prentiss County | 72.6 | Relatively Low | 0 |
| 14 | Adams County | 72.4 | Relatively Low | 0 |
| 15 | Wilkinson County | 72.3 | Relatively Low | 0 |
| 16 | Yazoo County | 71.2 | Relatively Low | 0 |
| 17 | Grenada County | 70 | Relatively Low | 0 |
| 18 | Claiborne County | 69.9 | Relatively Low | 0 |
| 19 | Benton County | 69.8 | Relatively Low | 0 |
| 20 | Lee County | 68 | Relatively Low | 0 |
| 21 | Union County | 66.7 | Relatively Low | 0 |
| 22 | Jones County | 66.3 | Relatively Low | 0 |
| 23 | Neshoba County | 65.3 | Relatively Low | 0 |
| 24 | Pontotoc County | 65.2 | Relatively Low | 0 |
| 25 | Franklin County | 64.9 | Relatively Low | 0 |
| 26 | Alcorn County | 64.8 | Relatively Low | 0 |
| 27 | Smith County | 64.3 | Relatively Low | 0 |
| 28 | Holmes County | 63.5 | Relatively Low | 0 |
| 29 | Simpson County | 62.8 | Relatively Low | 0 |
| 30 | Attala County | 62.7 | Relatively Low | 0 |
| 31 | Jefferson County | 62.4 | Relatively Low | 0 |
| 32 | Leake County | 62.3 | Very Low | 0 |
| 33 | Lamar County | 60.9 | Very Low | 0 |
| 34 | Rankin County | 58.5 | Very Low | 0 |
| 35 | Newton County | 58 | Very Low | 0 |
| 36 | Tate County | 57.9 | Very Low | 0 |
| 37 | Jasper County | 57.3 | Very Low | 0 |
| 38 | Wayne County | 56.1 | Very Low | 0 |
| 39 | Yalobusha County | 56 | Very Low | 1 |
| 40 | Monroe County | 55.3 | Very Low | 0 |
| 41 | Calhoun County | 54.7 | Very Low | 0 |
| 42 | Marion County | 54.5 | Very Low | 0 |
| 43 | Clarke County | 53.8 | Very Low | 0 |
| 44 | Montgomery County | 52.5 | Very Low | 0 |
| 45 | Forrest County | 52 | Very Low | 0 |
| 46 | Kemper County | 51.2 | Very Low | 0 |
| 47 | Madison County | 50.7 | Very Low | 0 |
| 48 | Tallahatchie County | 48.4 | Very Low | 0 |
| 49 | Pearl River County | 47.8 | Very Low | 0 |
| 50 | Winston County | 47.7 | Very Low | 0 |
| 51 | Greene County | 47.2 | Very Low | 0 |
| 52 | Oktibbeha County | 46.5 | Very Low | 0 |
| 53 | Lowndes County | 45.7 | Very Low | 0 |
| 54 | Amite County | 44.6 | Very Low | 0 |
| 55 | Lincoln County | 43.9 | Very Low | 0 |
| 56 | Covington County | 43.8 | Very Low | 0 |
| 57 | Jefferson Davis County | 42.8 | Very Low | 0 |
| 58 | Choctaw County | 42.7 | Very Low | 0 |
| 59 | Webster County | 42.3 | Very Low | 0 |
| 60 | Lawrence County | 41.6 | Very Low | 0 |
| 61 | Pike County | 40.8 | Very Low | 0 |
| 62 | Scott County | 36.9 | Very Low | 0 |
| 63 | Perry County | 36.2 | Very Low | 0 |
| 64 | Washington County | 36 | Very Low | 0 |
| 65 | Bolivar County | 34.8 | Very Low | 0 |
| 66 | Jackson County | 34.4 | Very Low | 0 |
| 67 | Chickasaw County | 34.2 | Very Low | 0 |
| 68 | Harrison County | 33.2 | Very Low | 0 |
| 69 | Walthall County | 31.4 | Very Low | 0 |
| 70 | Stone County | 31.3 | Very Low | 0 |
| 71 | George County | 28.8 | Very Low | 0 |
| 72 | Coahoma County | 27.6 | Very Low | 0 |
| 73 | Noxubee County | 26.9 | Very Low | 0 |
| 74 | Leflore County | 26.2 | Very Low | 0 |
| 75 | Clay County | 25.6 | Very Low | 0 |
| 76 | Tunica County | 24.8 | Very Low | 0 |
| 77 | Sunflower County | 21.8 | Very Low | 0 |
| 78 | Hancock County | 17.8 | Very Low | 0 |
| 79 | Humphreys County | 13.2 | Very Low | 0 |
| 80 | Sharkey County | 12.2 | Very Low | 0 |
| 81 | Quitman County | 11.8 | Very Low | 0 |
| 82 | Issaquena County | 9 | Very Low | 0 |
Source: FEMA National Risk Index v1.20.0, December 2025. Scores are 0–100 percentile rankings among all US counties. See the methodology page for definitions. Download the full CSV for all counties.
Landslide risk nationally:
Other hazard risks in Mississippi:
Frequently asked questions
What is the highest landslide risk county in Mississippi?
Copiah County, MS has the highest landslide risk in Mississippi, with a FEMA National Risk Index score of 99.1 out of 100 (rated "Relatively High").
What causes landslide risk in Mississippi?
Landslide risk covers expected losses from hillslope failures, rockfalls, and debris flows triggered by heavy rainfall, snowmelt, wildfire, or earthquakes. High scores concentrate in the Pacific Northwest, California coastal ranges, Appalachians, and Rocky Mountain foothills, where steep terrain combines with intense precipitation or seismic activity.