Oklahoma earthquakes

M1.8 earthquake 4 km W of Dover, Oklahoma

A magnitude 1.8 earthquake struck 4 km W of Dover, Oklahoma on Thu, May 6, 2021, 8:38 AM CDT (13:38 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.1 4 km W of Dover, Oklahoma. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.8 (ml), micro
Local time
UTC
2021-05-06 13:38:45 UTC
Depth
5.1 km (3.2 mi), shallow
Epicenter
35.987° N, 97.962° W
Region
Oklahoma
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Magnitude uncertainty
±0.26
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: 65 in the 60 days after this one and 36 in the 30 days before it.

After

The first 60 of 65.

Before

Earthquakes todayOklahoma earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021ivkx. Read Tue, Sep 22, 2026, 6:51 PM UTC.