M3.1 earthquake 8 km SW of Waynoka, Oklahoma

A magnitude 3.1 earthquake struck 8 km SW of Waynoka, Oklahoma on Tue, Aug 1, 2017, 2:43 PM CDT (19:43 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.5 15 km WSW of Watonga, Oklahoma. This one was a foreshock.

Map

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

5 people reported to the USGS what they felt; the strongest reported shaking was III, weak 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: 58 in the 60 days after this one and 39 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event us2000a3eb. Read Sat, Sep 26, 2026, 7:06 PM UTC.