M3.3 earthquake 12 km SSE of Glencoe, Oklahoma

A magnitude 3.3 earthquake struck 12 km SSE of Glencoe, Oklahoma on Thu, Feb 16, 2017, 9:33 AM CST (15:33 UTC), 6 km (4 mi) below the surface.

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

Map

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

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

109 people reported to the USGS what they felt; the strongest reported shaking was V, moderate shaking.

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 112 in the 60 days after this one and 51 in the 30 days before it.

The first 60 of 112.

From the USGS Earthquake Hazards Program and its partner networks, event us20008k9g. Read Tue, Sep 22, 2026, 2:08 PM UTC.