M2.0 earthquake 66 km S of Silver Gate, Montana

A magnitude 2.0 earthquake struck 66 km S of Silver Gate, Montana on Fri, Jul 16, 2021, 11:08 PM MDT (05:08 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M3.2 44 km ENE of Warm River, Idaho. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 116 in the 60 days after this one and at least 200 in the 30 days before it.

The first 60 of 116.

From the USGS Earthquake Hazards Program and its partner networks, event uu60447402. Read Sun, Oct 4, 2026, 11:03 PM UTC.