M2.9 earthquake 9 km SSW of Tonkawa, Oklahoma

A magnitude 2.9 earthquake struck 9 km SSW of Tonkawa, Oklahoma on Sat, Mar 14, 2015, 4:13 PM CDT (21:13 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.0 5 km NNW of Glencoe, Oklahoma. This one was a foreshock.

Map

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

1 person 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: 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 us10001mf4. Read Tue, Sep 22, 2026, 3:38 PM UTC.