Kansas earthquakes

M2.8 earthquake 5 km E of Harper, Kansas

A magnitude 2.8 earthquake struck 5 km E of Harper, Kansas on Sun, Oct 8, 2017, 3:20 PM CDT (20:20 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M3.1 11 km SSE of Spivey, 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: 2.8 (ml), micro
Local time: Sun, Oct 8, 2017, 3:20 PM CDT
UTC: 2017-10-08 20:20:17 UTC
Depth: 4.2 km (2.6 mi), shallow
Epicenter: 37.282° N, 97.965° W
Region: Kansas
Felt reports: 6
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

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

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 1.4 km horizontally, 2.2 km in depth
Magnitude uncertainty: ±0.22
Station coverage gap: 147°
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: 79 in the 60 days after this one and 58 in the 30 days before it.

After

The first 60 of 79.

Before

Earthquakes today Kansas earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000b2uw (also filed as ismpkansas70236528). Read Tue, Sep 22, 2026, 6:53 PM UTC.