6 Small Earthquakes Shake Parts of Oklahoma – Again

September 7, 2010

For the second time in less than a week, six small earthquakes were recorded in a single day in central Oklahoma.

The Oklahoma Geological Survey said the six earthquakes on Sept. 4 ranged from preliminary magnitudes of 1.5 to 3.3.

On Wednesday in the same area about 30 miles from Oklahoma City, geologists also recorded six earthquakes that ranged from a preliminary 1.8 magnitude to 3.1. Another quake with a preliminary magnitude of 2.7 was recorded Friday about 10 miles (16 kilometers) east of the Saturday temblors.

No injuries or damage was reported from any of the earthquakes.

Quakes of magnitude 2.5 to 3 are generally the smallest felt by people.

Researchers say quakes with magnitudes of 2.5 to 3.0 are typically the smallest felt by humans.

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