Oklahoma earthquakes

M1.8 earthquake 10 km WSW of Cleo Springs, Oklahoma

A magnitude 1.8 earthquake struck 10 km WSW of Cleo Springs, Oklahoma on Wed, Oct 27, 2021, 12:00 AM CDT (05:00 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M1.9 10 km ESE of Jefferson, 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: Wed, Oct 27, 2021, 12:00 AM CDT
UTC: 2021-10-27 05:00:39 UTC
Depth: 17.4 km (10.8 mi), shallow
Epicenter: 36.364° N, 98.544° 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: ±0.20
Station coverage gap: 66°
Stations used: 50

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 48 in the 60 days after this one and 28 in the 30 days before it.

After

Before

Earthquakes today Oklahoma earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ok2021vari. Read Tue, Sep 22, 2026, 5:14 PM UTC.