Kansas earthquakes

M1.6 earthquake 1 km SW of Mayfield, Kansas

A magnitude 1.6 earthquake struck 1 km SW of Mayfield, Kansas on Mon, Sep 7, 2015, 3:13 PM CDT (20:13 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.4 12 km ENE of Nash, 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: 1.6 (ML, local (Richter)), micro
Magnitude from: USGS National Earthquake Information Center
Local time: Mon, Sep 7, 2015, 3:13 PM CDT
UTC: 2015-09-07 20:13:35 UTC
Depth: 4.8 km (3.0 mi), shallow
Epicenter: 37.246° N, 97.561° W
Region: Kansas
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
1.6	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed · ±0.172 · 16 stations
1.62	ML, local (Richter)	ISMPKANSAS	Final · ±0.172 · 16 stations

What happened

The USGS’s account of the effects of this earthquake.

Felt at Mayfield.

From the USGS event page for us20003hg1. U.S. Geological Survey text and figures are in the public domain.

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 1.4 km horizontally, 2.9 km in depth
Magnitude uncertainty: ±0.17
Station coverage gap: 121°
Stations used: 30

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 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 201.

Before

Earthquakes today Kansas earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20003hg1 (also filed as ismpkansas70134063). Read Sat, Oct 3, 2026, 11:48 AM UTC.