Earthquake · Reviewed by USGS

M1.1 earthquake 27 km ENE of Seeley Lake, Montana

A magnitude 1.1 earthquake struck 27 km ENE of Seeley Lake, Montana at Oct 17, 2026, 09:28 UTC, at a depth of 5 km. The epicentre was 79 km (49 mi) NE of Missoula.

Details

Magnitude	1.1 ml
Time	Oct 17, 2026, 09:28 UTC
Depth	5.0 km
Coordinates	47.305, -113.164
Felt reports	0
Tsunami flag	None
Source	USGS event page

Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Nearby

Nearest cities

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
1.9	24 km SSW of Augusta, Montana	45 km / 28 mi	depth 3 km	Oct 22, 19:29 UTC
1.4	4 km NE of Bear Dance, Montana	94 km / 59 mi	depth 9 km	Oct 21, 12:35 UTC
1.8	3 km NE of Bear Dance, Montana	95 km / 59 mi	depth 3 km	Oct 21, 01:22 UTC
1.1	2 km E of Bear Dance, Montana	92 km / 57 mi	depth 9 km	Oct 20, 21:02 UTC
1.4	5 km WSW of Elliston, Montana	99 km / 62 mi	depth 16 km	Oct 17, 23:36 UTC
1.4	16 km NW of Old Agency, Montana	96 km / 60 mi	depth 10 km	Oct 17, 12:41 UTC
2.1	6 km WSW of Elliston, Montana	99 km / 61 mi	depth 14 km	Oct 17, 00:44 UTC

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.