Earthquake · Reviewed by USGS
M3.2 earthquake 3 km NW of Malmstrom Air Force Base, Montana
A magnitude 3.2 earthquake struck 3 km NW of Malmstrom Air Force Base, Montana at Feb 1, 2026, 01:22 UTC, at a depth of 13 km. The epicentre was 8 km (5 mi) ENE of Great Falls. 199 people reported feeling it to USGS.
Details
| Magnitude | 3.2 ml |
|---|---|
| Time | Feb 1, 2026, 01:22 UTC |
| Depth | 12.7 km |
| Coordinates | 47.529, -111.209 |
| Felt reports | 199 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 1.6 | 23 km SSE of Augusta, Montana | 82 km / 51 mi | depth 15 km | |
| 3.7 | 7 km NNW of Black Eagle, Montana | 11 km / 7 mi | depth 10 km | |
| 2.6 | 10 km NNE of Black Eagle, Montana | 9 km / 6 mi | depth 19 km | |
| 3.7 | 3 km SE of Black Eagle, Montana | 4 km / 2 mi | depth 10 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.