Oklahoma earthquakes

M1.8 earthquake 3 km SE of Stillwater, Oklahoma

A magnitude 1.8 earthquake struck 3 km SE of Stillwater, Oklahoma on Fri, Apr 18, 2014, 12:42 AM CDT (05:42 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M4.3 7 km NNE of Lake Aluma, 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, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2014-04-18 05:42:48 UTC
Depth
3.6 km (2.2 mi), shallow
Epicenter
36.096° N, 97.029° 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
Depth from
FROM_LOCATION
Station coverage gap
63°
Stations used
26

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 at least 200 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 usb000ppvj. Read Thu, Oct 1, 2026, 6:35 AM UTC.