Kansas earthquakes

M3.6 earthquake 6 km SE of Harper, Kansas

A magnitude 3.6 earthquake struck 6 km SE of Harper, Kansas on Thu, Jun 1, 2017, 1:26 PM CDT (18:26 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.7 6 km SSE of Harper, Kansas. This one was a foreshock.

Harper forecast More in Kansas

Map

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

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The earthquake

Magnitude: 3.6 (ml), minor
Local time: Thu, Jun 1, 2017, 1:26 PM CDT
UTC: 2017-06-01 18:26:39 UTC
Depth: 4.6 km (2.9 mi), shallow
Epicenter: 37.235° N, 97.982° W
Region: Kansas
Felt reports: 8
Strongest shaking: IV, light shaking
Tsunami flag: No
Status: Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: IV, light shaking
Peak ground acceleration: 3482.0% of gravity
Peak ground velocity: 0.5 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

8 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 1.7 km horizontally, 4.4 km in depth
Magnitude uncertainty: ±0.15
Station coverage gap: 234°, poorly surrounded by stations
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: 105 in the 60 days after this one and 56 in the 30 days before it.

After

The first 60 of 105.

Before

Earthquakes today Kansas earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10008x7c (also filed as ismpkansas70228403). Read Tue, Sep 22, 2026, 10:40 AM UTC.