Oklahoma earthquakes

M1.8 earthquake 4 km W of Marshall, Oklahoma

A magnitude 1.8 earthquake struck 4 km W of Marshall, Oklahoma on Sun, May 30, 2021, 4:52 AM CDT (09:52 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.4 3 km WNW of Douglas, 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
1.8 (ml), micro
Local time
UTC
2021-05-30 09:52:25 UTC
Depth
5.7 km (3.5 mi), shallow
Epicenter
36.151° N, 97.674° 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
±0.10
Station coverage gap
41°
Stations used
88

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 91 in the 60 days after this one and 29 in the 30 days before it.

After

The first 60 of 91.

Before

Earthquakes todayOklahoma earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021kmzm. Read Tue, Sep 22, 2026, 12:08 PM UTC.