Earthquake · Reviewed by USGS
M1.4 earthquake 5 km WSW of Elliston, Montana
A magnitude 1.4 earthquake struck 5 km WSW of Elliston, Montana at Oct 17, 2026, 23:36 UTC, at a depth of 16 km. The epicentre was 35 km (22 mi) W of Helena.
Details
| Magnitude | 1.4 ml |
|---|---|
| Time | Oct 17, 2026, 23:36 UTC |
| Depth | 16.3 km |
| Coordinates | 46.542, -112.492 |
| Felt reports | 0 |
| 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 | 89 km / 56 mi | depth 2 km | |
| 1.9 | 24 km SSW of Augusta, Montana | 86 km / 53 mi | depth 3 km | |
| 1.2 | 18 km E of Townsend, Montana | 97 km / 60 mi | depth 13 km | |
| 1.1 | 6 km SSW of Toston, Montana | 91 km / 57 mi | depth 2 km | |
| 2.3 | 6 km SSW of Toston, Montana | 92 km / 57 mi | depth 1 km | |
| 1.7 | 7 km S of Toston, Montana | 93 km / 58 mi | depth 5 km | |
| 1.1 | 27 km ENE of Seeley Lake, Montana | 99 km / 62 mi | depth 5 km | |
| 2.1 | 6 km WSW of Elliston, Montana | 1 km / 1 mi | depth 14 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.