M3.1 earthquake 3 km SW of Jefferson, Oklahoma

A magnitude 3.1 earthquake struck 3 km SW of Jefferson, Oklahoma on Wed, Feb 11, 2015, 11:23 AM CST (17:23 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.4 5 km NE of Hunter, Oklahoma. This one was a foreshock.

Map

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

9 people reported to the USGS what they felt; the strongest reported shaking was III, 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 usc000tp16. Read Wed, Sep 23, 2026, 5:06 AM UTC.