M2.7 earthquake 2 km NNW of Morrison, Oklahoma

A magnitude 2.7 earthquake struck 2 km NNW of Morrison, Oklahoma on Sun, Aug 9, 2015, 1:34 PM CDT (18:34 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.2 4 km NE of Crescent, Oklahoma. 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: 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 us100030w6. Read Tue, Sep 22, 2026, 3:24 PM UTC.