Earthquake · Reviewed by USGS
M2.7 earthquake 3 km ENE of Helena, Montana
A magnitude 2.7 earthquake struck 3 km ENE of Helena, Montana at Mar 9, 2025, 21:38 UTC, at a depth of 5 km. The epicentre was 3 km (2 mi) ENE of Helena. 267 people reported feeling it to USGS.
Details
| Magnitude | 2.7 ml |
|---|---|
| Time | Mar 9, 2025, 21:38 UTC |
| Depth | 5.0 km |
| Coordinates | 46.604, -111.995 |
| Felt reports | 267 |
| Tsunami flag | None |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 2.4 | 20 km SW of Whitehall, Montana | 98 km / 61 mi | depth 2 km | |
| 1.9 | 24 km SSW of Augusta, Montana | 89 km / 56 mi | depth 3 km | |
| 1.2 | 18 km E of Townsend, Montana | 64 km / 40 mi | depth 13 km | |
| 1.1 | 6 km SSW of Toston, Montana | 67 km / 42 mi | depth 2 km | |
| 2.3 | 6 km SSW of Toston, Montana | 68 km / 42 mi | depth 1 km | |
| 1.7 | 7 km S of Toston, Montana | 69 km / 43 mi | depth 5 km | |
| 1.4 | 5 km WSW of Elliston, Montana | 39 km / 24 mi | depth 16 km | |
| 2.1 | 6 km WSW of Elliston, Montana | 40 km / 25 mi | depth 14 km | |
| 1.5 | 6 km E of Butte, Montana | 75 km / 47 mi | depth -2 km | |
| 1.6 | 15 km S of Whitehall, Montana | 97 km / 60 mi | depth 4 km | |
| 1.2 | 17 km WNW of Lincoln, Montana | 82 km / 51 mi | depth 15 km | |
| 1.7 | 8 km W of Townsend, Montana | 43 km / 26 mi | depth -2 km | |
| 1.8 | 5 km E of Butte, Montana | 75 km / 47 mi | depth -2 km | |
| 1.6 | 2 km SE of South Hills, Montana | 7 km / 4 mi | depth -2 km | |
| 1.5 | 8 km W of Townsend, Montana | 44 km / 27 mi | depth -2 km | |
| 1.4 | 6 km E of Butte, Montana | 75 km / 47 mi | depth -2 km | |
| 1.3 | 14 km ESE of Lincoln, Montana | 51 km / 32 mi | depth 9 km | |
| 1.2 | 14 km ESE of Lincoln, Montana | 51 km / 32 mi | depth 9 km | |
| 1.6 | 23 km SSE of Augusta, Montana | 80 km / 50 mi | depth 15 km | |
| 1.4 | 9 km N of Radersburg, Montana | 45 km / 28 mi | depth -2 km | |
| 1.7 | 5 km E of Butte, Montana | 75 km / 47 mi | depth -2 km | |
| 1.6 | 11 km ESE of Lincoln, Montana | 54 km / 33 mi | depth 12 km | |
| 1.6 | 13 km ENE of Elliston, Montana | 22 km / 14 mi | depth 7 km | |
| 3.0 | 16 km ESE of Butte, Montana | 75 km / 46 mi | depth 13 km | |
| 2.8 | 19 km S of Lincoln, Montana | 55 km / 34 mi | depth 5 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.