Kansas earthquakes

M2.9 earthquake 5 km WSW of Mayfield, Kansas

A magnitude 2.9 earthquake struck 5 km WSW of Mayfield, Kansas on Sun, Dec 28, 2014, 10:40 AM CST (16:40 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.0 9 km NW of Helena, 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: 2.9 (mb_lg), micro
Local time: Sun, Dec 28, 2014, 10:40 AM CST
UTC: 2014-12-28 16:40:46 UTC
Depth: 6.9 km (4.3 mi), shallow
Epicenter: 37.235° N, 97.601° W
Region: Kansas
Felt reports: 2
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 1.4 km horizontally, 2.9 km in depth
Magnitude uncertainty: ±0.07
Depth from: FROM_LOCATION
Station coverage gap: 146°
Stations used: 29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000taey (also filed as ismpkansas70060638). Read Tue, Sep 22, 2026, 11:12 AM UTC.