Earthquake Risk in Mississippi
All Mississippi counties ranked by FEMA National Risk Index earthquake score
Earthquake risk — ground shaking from sudden movement along geologic faults — is rated for 82 of 82 Mississippi counties in FEMA's National Risk Index. DeSoto County carries the state's highest earthquake score at 96.2, with $24M in expected annual earthquake losses.
No Mississippi county reaches the High band for earthquake, and expected annual losses from earthquake total roughly $121M statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Earthquake
| # | County | Earthquake Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | DeSoto County | Medium | 0.01 / yr | $24M | |
| 2 | Lee County | Medium | 0.00 / yr | $8M | |
| 3 | Marshall County | Medium | 0.01 / yr | $6M | |
| 4 | Bolivar County | Medium | 0.00 / yr | $5M | |
| 5 | Hinds County | Medium | 0.00 / yr | $5M | |
| 6 | Panola County | Medium | 0.00 / yr | $4M | |
| 7 | Washington County | Medium | 0.00 / yr | $4M | |
| 8 | Coahoma County | Medium | 0.00 / yr | $4M | |
| 9 | Alcorn County | Low | 0.00 / yr | $4M | |
| 10 | Tunica County | Low | 0.01 / yr | $3M | |
| 11 | Lowndes County | Low | 0.00 / yr | $3M | |
| 12 | Lafayette County | Low | 0.00 / yr | $4M | |
| 13 | Leflore County | Low | 0.00 / yr | $2M | |
| 14 | Prentiss County | Low | 0.00 / yr | $3M | |
| 15 | Tate County | Low | 0.01 / yr | $3M | |
| 16 | Monroe County | Low | 0.00 / yr | $2M | |
| 17 | Tippah County | Low | 0.00 / yr | $2M | |
| 18 | Pontotoc County | Low | 0.00 / yr | $2M | |
| 19 | Oktibbeha County | Low | 0.00 / yr | $2M | |
| 20 | Union County | Low | 0.00 / yr | $2M | |
| 21 | Sunflower County | Low | 0.00 / yr | $2M | |
| 22 | Grenada County | Low | 0.00 / yr | $1M | |
| 23 | Lauderdale County | Low | 0.00 / yr | $1M | |
| 24 | Chickasaw County | Low | 0.00 / yr | $1M | |
| 25 | Rankin County | Low | 0.00 / yr | $2M | |
| 26 | Tishomingo County | Low | 0.00 / yr | $1M | |
| 27 | Tallahatchie County | Low | 0.00 / yr | $1M | |
| 28 | Clay County | Low | 0.00 / yr | $1M | |
| 29 | Benton County | Low | 0.01 / yr | $874K | |
| 30 | Jones County | Low | 0.00 / yr | $994K | |
| 31 | Itawamba County | Low | 0.00 / yr | $965K | |
| 32 | Calhoun County | Low | 0.00 / yr | $913K | |
| 33 | Quitman County | Low | 0.00 / yr | $712K | |
| 34 | Madison County | Low | 0.00 / yr | $1M | |
| 35 | Warren County | Low | 0.00 / yr | $763K | |
| 36 | Neshoba County | Low | 0.00 / yr | $797K | |
| 37 | Yalobusha County | Low | 0.00 / yr | $676K | |
| 38 | Harrison County | Low | 0.00 / yr | $662K | |
| 39 | Attala County | Low | 0.00 / yr | $569K | |
| 40 | Holmes County | Low | 0.00 / yr | $436K | |
| 41 | Forrest County | Low | 0.00 / yr | $629K | |
| 42 | Winston County | Low | 0.00 / yr | $447K | |
| 43 | Noxubee County | Low | 0.00 / yr | $410K | |
| 44 | Scott County | Low | 0.00 / yr | $434K | |
| 45 | Humphreys County | Low | 0.00 / yr | $338K | |
| 46 | Webster County | Low | 0.00 / yr | $394K | |
| 47 | Leake County | Low | 0.00 / yr | $319K | |
| 48 | Yazoo County | Low | 0.00 / yr | $340K | |
| 49 | Carroll County | Low | 0.00 / yr | $338K | |
| 50 | Lincoln County | Very Low | 0.00 / yr | $296K | |
| 51 | Jackson County | Very Low | 0.00 / yr | $376K | |
| 52 | Newton County | Very Low | 0.00 / yr | $254K | |
| 53 | Montgomery County | Very Low | 0.00 / yr | $324K | |
| 54 | Copiah County | Very Low | 0.00 / yr | $256K | |
| 55 | Lamar County | Very Low | 0.00 / yr | $306K | |
| 56 | Wayne County | Very Low | 0.00 / yr | $234K | |
| 57 | Pike County | Very Low | 0.00 / yr | $191K | |
| 58 | Jasper County | Very Low | 0.00 / yr | $190K | |
| 59 | Choctaw County | Very Low | 0.00 / yr | $205K | |
| 60 | Marion County | Very Low | 0.00 / yr | $203K | |
| 61 | Kemper County | Very Low | 0.00 / yr | $179K | |
| 62 | Smith County | Very Low | 0.00 / yr | $169K | |
| 63 | Clarke County | Very Low | 0.00 / yr | $200K | |
| 64 | Adams County | Very Low | 0.00 / yr | $153K | |
| 65 | Pearl River County | Very Low | 0.00 / yr | $168K | |
| 66 | Covington County | Very Low | 0.00 / yr | $127K | |
| 67 | Sharkey County | Very Low | 0.00 / yr | $128K | |
| 68 | Hancock County | Very Low | 0.00 / yr | $157K | |
| 69 | Simpson County | Very Low | 0.00 / yr | $146K | |
| 70 | Lawrence County | Very Low | 0.00 / yr | $127K | |
| 71 | Claiborne County | Very Low | 0.00 / yr | $93K | |
| 72 | Jefferson Davis County | Very Low | 0.00 / yr | $80K | |
| 73 | Issaquena County | Very Low | 0.00 / yr | $88K | |
| 74 | Stone County | Very Low | 0.00 / yr | $79K | |
| 75 | Walthall County | Very Low | 0.00 / yr | $87K | |
| 76 | Amite County | Very Low | 0.00 / yr | $60K | |
| 77 | Perry County | Very Low | 0.00 / yr | $80K | |
| 78 | Greene County | Very Low | 0.00 / yr | $61K | |
| 79 | Jefferson County | Very Low | 0.00 / yr | $42K | |
| 80 | George County | Very Low | 0.00 / yr | $71K | |
| 81 | Wilkinson County | Very Low | 0.00 / yr | $36K | |
| 82 | Franklin County | Very Low | 0.00 / yr | $36K |
82 Mississippi counties with measurable earthquake risk. See the national earthquake ranking or all Mississippi counties by overall risk.
Frequently Asked Questions
Which Mississippi county has the highest earthquake risk?
DeSoto County has the highest FEMA earthquake risk score in Mississippi at 96.2 (Medium), with $24M in expected annual losses and about 0.01 events per year.
How many Mississippi counties face significant earthquake risk?
82 Mississippi counties record measurable earthquake risk in FEMA's National Risk Index; 0 of them are rated High or Very High.