M3.1 earthquake 4 km WSW of Fallis, Oklahoma

A magnitude 3.1 earthquake struck 4 km WSW of Fallis, Oklahoma on Sun, Nov 27, 2011, 5:52 AM CST (11:52 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.3 8 km WNW of Prague, Oklahoma. This one was a foreshock.

Map

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

61 people reported to the USGS what they felt; the strongest reported shaking was IV, light 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: 22 in the 60 days after this one and 71 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event usp000jbfu. Read Wed, Sep 23, 2026, 1:49 AM UTC.