M2.7 earthquake 8 km S of Byron, Oklahoma

A magnitude 2.7 earthquake struck 8 km S of Byron, Oklahoma on Fri, Apr 22, 2016, 7:14 PM CDT (00:14 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M2.9 10 km ESE of Jefferson, 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 us20005l36. Read Mon, Sep 21, 2026, 7:56 PM UTC.