M2.9 earthquake 7 km WNW of Lamont, Oklahoma

A magnitude 2.9 earthquake struck 7 km WNW of Lamont, Oklahoma on Tue, Sep 1, 2015, 3:12 AM CDT (08:12 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.4 9 km SSE of Marshall, Oklahoma. This one was a foreshock.

Map

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

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 200.

From the USGS Earthquake Hazards Program and its partner networks, event us20003far. Read Mon, Sep 21, 2026, 7:44 PM UTC.