Article: Quakes shake area residents.

Byline: Ann Kelley, Staff Writer

Feb. 13--Three earthquakes, including one measuring 3.0 on the Richter scale, were felt by residents in the south metro area Monday. The largest earthquake was recorded at 12:33 p.m., said Amie Gibson, seismic research specialist for the Oklahoma Geological Survey. The epicenter was seven miles east of Norman on an unmapped and unnamed fault line, Gibson said. The earthquake is tied as the second-strongest recorded in that area. Seismologists in 1977 recorded a 3.0 magnitude earthquake.

Gibson said the largest quake to affect the region was April 9, 1952. It measured a 5.5 on the Richter scale. Gay ...

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