Oklahoma earthquakes

M3.4 earthquake 6 km ESE of Covington, Oklahoma

A magnitude 3.4 earthquake struck 6 km ESE of Covington, Oklahoma on Sat, Feb 6, 2021, 4:01 AM CST (10:01 UTC), 7 km (5 mi) below the surface.

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

Covington 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
3.4 (ml), minor
Local time
UTC
2021-02-06 10:01:27 UTC
Depth
7.3 km (4.5 mi), shallow
Epicenter
36.292° N, 97.520° W
Region
Oklahoma
Felt reports
8
Strongest shaking
IV, light 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
IV, light shaking
Peak ground acceleration
1.9% of gravity
Peak ground velocity
-0.9 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

8 people reported to the USGS what they felt; the strongest reported shaking was III, weak 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
Oblique normal
Moment magnitude
3.5 Mwr
Nodal plane 1
Strike 138°, dip 76°, rake -31°
Nodal plane 2
Strike 236°, dip 60°, rake -164°

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.24
Station coverage gap
27°
Stations used
100

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 160 in the 60 days after this one and 39 in the 30 days before it.

After

The first 60 of 160.

Before

Earthquakes todayOklahoma earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021cony (also filed as us6000df43). Read Wed, Sep 23, 2026, 5:17 AM UTC.