Kansas earthquakes

M2.8 earthquake 11 km SE of Mayfield, Kansas

A magnitude 2.8 earthquake struck 11 km SE of Mayfield, Kansas on Sat, Sep 29, 2018, 2:25 PM CDT (19:25 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.0 11 km SE of Mayfield, Kansas. This one was a foreshock.

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

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The earthquake

Magnitude: 2.8 (ml), micro
Local time: Sat, Sep 29, 2018, 2:25 PM CDT
UTC: 2018-09-29 19:25:35 UTC
Depth: 6.3 km (3.9 mi), shallow
Epicenter: 37.179° N, 97.458° W
Region: Kansas
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.

Location uncertainty: About 2.0 km horizontally, 4.2 km in depth
Magnitude uncertainty: ±0.14
Station coverage gap: 191°, poorly surrounded by stations
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: 68 in the 60 days after this one and 60 in the 30 days before it.

After

The first 60 of 68.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000h4dn (also filed as ismpkansas70251598). Read Tue, Sep 22, 2026, 8:41 AM UTC.