M2.5 earthquake 3 km S of Guy, Arkansas

A magnitude 2.5 earthquake struck 3 km S of Guy, Arkansas on Tue, Dec 28, 2010, 11:10 PM CST (05:10 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.1 4 km NNE of Greenbrier, Arkansas. This one was a foreshock.

Map

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

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
2.5	Md, duration	NM	Preferred · Reviewed · ±0.077 · 4 stations
2.5	Md, duration	USGS National Earthquake Information Center	Reviewed

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

no people dead or missing; no people injured; no buildings damaged or destroyed

From the USGS event page for nm608165. U.S. Geological Survey text and figures are in the public domain.

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 129 in the 30 days before it.

The first 60 of at least 199.

From the USGS Earthquake Hazards Program and its partner networks, event nm608165 (also filed as usp000hs7y). Read Sat, Oct 3, 2026, 10:32 AM UTC.