Oklahoma earthquakes

M3.3 earthquake 6 km ESE of Mulhall, Oklahoma

A magnitude 3.3 earthquake struck 6 km ESE of Mulhall, Oklahoma on Sun, Feb 23, 2014, 3:15 AM CST (09:15 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.2 6 km NNW of Meridian, Oklahoma. This one was a foreshock.

Langston forecastMore in Oklahoma

Map

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

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The earthquake

Magnitude
3.3 (Mwr, regional moment), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2014-02-23 09:15:41 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
36.036° N, 97.341° W
Region
Oklahoma
Felt reports
9
Strongest shaking
III, weak shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

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

Strongest estimated
III, weak shaking
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

9 people reported to the USGS what they felt; the strongest reported shaking was V, moderate shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Strike-slip
Moment magnitude
3.3 Mwr
Nodal plane 1
Strike 130°, dip 88°, rake -18°
Nodal plane 2
Strike 221°, dip 72°, rake -177°

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.06
Depth from
OPERATOR_ASSIGNED
Stations used
0

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 75 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes todayOklahoma earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000mwy5. Read Fri, Oct 2, 2026, 1:33 PM UTC.