AGRA, Okla. (AP) - A small earthquake has occured in Lincoln County for the second time in three days.
The U.S. Geological Survey reports that a quake registering at 2.8 on the Richter scale was centered in Agra in east-central Oklahoma at 10:32 a.m. Tuesday.
A quake measuring 3.4 on the Richter scale was reported Sunday near Sparks, about 25 miles south of Agra.
Copyright 2009 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.