Michigan earthquake risk
Wayne County has the highest earthquake risk in Michigan, scoring 94.7 out of 100 — rated "Relatively Moderate" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
|---|---|---|---|
| 1 | Wayne County | 94.7 | Relatively Moderate |
| 2 | Oakland County | 86.7 | Relatively Low |
| 3 | Macomb County | 83.6 | Relatively Low |
| 4 | Washtenaw County | 74.3 | Relatively Low |
| 5 | Kent County | 73.6 | Relatively Low |
| 6 | Monroe County | 73.3 | Relatively Low |
| 7 | Berrien County | 71.9 | Relatively Low |
| 8 | Ingham County | 71.3 | Relatively Low |
| 9 | Genesee County | 70.8 | Relatively Low |
| 10 | Kalamazoo County | 69.9 | Relatively Low |
| 11 | Jackson County | 68.1 | Relatively Low |
| 12 | Calhoun County | 66.6 | Relatively Low |
| 13 | Lenawee County | 62.2 | Relatively Low |
| 14 | Ottawa County | 61.3 | Relatively Low |
| 15 | St. Joseph County | 60.8 | Relatively Low |
| 16 | Saginaw County | 59.7 | Relatively Low |
| 17 | Branch County | 55.3 | Very Low |
| 18 | Van Buren County | 52.9 | Very Low |
| 19 | Cass County | 51.3 | Very Low |
| 20 | Eaton County | 51.1 | Very Low |
| 21 | St. Clair County | 50.8 | Very Low |
| 22 | Hillsdale County | 50.5 | Very Low |
| 23 | Muskegon County | 48.6 | Very Low |
| 24 | Livingston County | 48.4 | Very Low |
| 25 | Allegan County | 48.2 | Very Low |
| 26 | Bay County | 42.1 | Very Low |
| 27 | Montcalm County | 41.3 | Very Low |
| 28 | Shiawassee County | 39.4 | Very Low |
| 29 | Isabella County | 37 | Very Low |
| 30 | Midland County | 36.2 | Very Low |
| 31 | Lapeer County | 35.6 | Very Low |
| 32 | Barry County | 35.1 | Very Low |
| 33 | Ionia County | 34.3 | Very Low |
| 34 | Sanilac County | 33.7 | Very Low |
| 35 | Tuscola County | 33.6 | Very Low |
| 36 | Gratiot County | 32.7 | Very Low |
| 37 | Clinton County | 32.2 | Very Low |
| 38 | Huron County | 29.1 | Very Low |
| 39 | Newaygo County | 29 | Very Low |
| 40 | Mecosta County | 27.8 | Very Low |
| 41 | Clare County | 23.8 | Very Low |
| 42 | Iosco County | 23.6 | Very Low |
| 43 | Mason County | 23.4 | Very Low |
| 44 | Gladwin County | 22.7 | Very Low |
| 45 | Oceana County | 20 | Very Low |
| 46 | Ogemaw County | 18.2 | Very Low |
| 47 | Arenac County | 17.8 | Very Low |
| 48 | Roscommon County | 17.7 | Very Low |
| 49 | Osceola County | 16.9 | Very Low |
| 50 | Wexford County | 16.9 | Very Low |
| 51 | Alpena County | 16.2 | Very Low |
| 52 | Grand Traverse County | 15 | Very Low |
| 53 | Manistee County | 14.7 | Very Low |
| 54 | Chippewa County | 13.7 | Very Low |
| 55 | Lake County | 12.5 | Very Low |
| 56 | Cheboygan County | 11.4 | Very Low |
| 57 | Missaukee County | 10.2 | Very Low |
| 58 | Otsego County | 10.1 | Very Low |
| 59 | Presque Isle County | 9.1 | Very Low |
| 60 | Kalkaska County | 8.7 | Very Low |
| 61 | Menominee County | 8.3 | Very Low |
| 62 | Oscoda County | 7.5 | Very Low |
| 63 | Alcona County | 7.3 | Very Low |
| 64 | Crawford County | 7.1 | Very Low |
| 65 | Delta County | 6.7 | Very Low |
| 66 | Montmorency County | 6.3 | Very Low |
| 67 | Mackinac County | 6.1 | Very Low |
| 68 | Antrim County | 6 | Very Low |
| 69 | Emmet County | 5.7 | Very Low |
| 70 | Benzie County | 5.3 | Very Low |
| 71 | Charlevoix County | 4.4 | Very Low |
| 72 | Leelanau County | 3.6 | Very Low |
| 73 | Luce County | 2.3 | Very Low |
| 74 | Dickinson County | 2 | Very Low |
| 75 | Marquette County | 1.7 | Very Low |
| 76 | Iron County | 1.3 | Very Low |
| 77 | Alger County | 1 | Very Low |
| 78 | Schoolcraft County | 0.9 | Very Low |
| 79 | Gogebic County | 0.6 | Very Low |
| 80 | Baraga County | 0 | No Rating |
| 81 | Houghton County | 0 | No Rating |
| 82 | Keweenaw County | 0 | No Rating |
| 83 | Ontonagon County | 0 | No Rating |
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.
Earthquake risk nationally:
Other hazard risks in Michigan:
Frequently asked questions
What is the highest earthquake risk county in Michigan?
Wayne County, MI has the highest earthquake risk in Michigan, with a FEMA National Risk Index score of 94.7 out of 100 (rated "Relatively Moderate").
What causes earthquake risk in Michigan?
Earthquake risk reflects expected annual losses from ground shaking. High scores concentrate in California, the Pacific Northwest, Alaska, and the New Madrid Seismic Zone (spanning Missouri, Arkansas, Tennessee, and neighboring states). NOAA's Storm Events Database does not track earthquakes, so recorded event counts are not shown.