Kansas earthquakes

M1.7 earthquake 2 km SE of Bluff City, Kansas

A magnitude 1.7 earthquake struck 2 km SE of Bluff City, Kansas on Mon, May 11, 2015, 4:59 AM CDT (09:59 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.4 3 km WSW of Medford, Oklahoma. 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: 1.7 (ml), micro
Local time: Mon, May 11, 2015, 4:59 AM CDT
UTC: 2015-05-11 09:59:26 UTC
Depth: 5.0 km (3.1 mi), shallow
Epicenter: 37.057° N, 97.852° 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 0.8 km horizontally, 1.8 km in depth
Magnitude uncertainty: ±0.08
Depth from: Operator assigned
Station coverage gap: 86°
Stations used: 24

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 us20002efu (also filed as ismpkansas70103083). Read Tue, Sep 22, 2026, 2:17 PM UTC.