Kansas earthquakes

M2.1 earthquake 1 km E of Bluff City, Kansas

A magnitude 2.1 earthquake struck 1 km E of Bluff City, Kansas on Fri, Mar 13, 2015, 4:16 PM CDT (21:16 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.0 11 km ENE of Nescatunga, 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
2.1 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2015-03-13 21:16:36 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
37.076° N, 97.854° W
Region
Kansas
Felt reports
2
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.ScaleComputed byNotes
2.1ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.085 · 18 stations
1.99ML, local (Richter)ISMPKANSASFinal · ±0.166 · 12 stations

What happened

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

Felt at Bluff City.

From the USGS event page for us10001mln. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

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

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.8 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.09
Depth from
OPERATOR_ASSIGNED
Station coverage gap
54°
Stations used
23

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 todayKansas earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10001mln (also filed as ismpkansas70083453). Read Thu, Oct 1, 2026, 3:15 PM UTC.