M3.8 earthquake 16 km SE of Waynoka, Oklahoma

A magnitude 3.8 earthquake struck 16 km SE of Waynoka, Oklahoma on Thu, Jan 7, 2016, 4:48 AM CST (10:48 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M5.1 18 km SE of Waynoka, Oklahoma. This one was a foreshock.

Map

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

The USGS’s account of the effects of this earthquake.

Felt at Claremore, Cushing, Norman and Oklahoma City. Also felt at Augusta, Hutchinson, Newton, Udall and Wichita, Kansas.

From the USGS event page for us10004c2m. U.S. Geological Survey text and figures are in the public domain.

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

11 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: at least 201 in the 60 days after this one and 122 in the 30 days before it.

The first 60 of at least 201.

From the USGS Earthquake Hazards Program and its partner networks, event us10004c2m. Read Sat, Oct 3, 2026, 5:51 PM UTC.