Twin 3.3 Magnitude Earthquakes Shake Up Alfalfa County - News9.com - Oklahoma City, OK - News, Weather, Video and Sports |

Twin 3.3 Magnitude Earthquakes Shake Up Alfalfa County

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[File Photo] [File Photo]
HELENA, Oklahoma -

Two 3.3 magnitude earthquakes rattled residents near the town of Helena, Okla., in Alfalfa County, Wednesday afternoon.

The first quake was recorded around 1:10 p.m., eight miles east of Helena at a depth of eight miles. A second earthquake struck around 1:30 p.m. It was located seven miles east of Helena at a depth of three miles.

The epicenter of both earthquakes is located just over 80 miles north northwest of the Oklahoma City metro area. 

2/17/2015 Related Story: 3.7 Magnitude Earthquake Rumbles In Alfalfa County

There have been no reports of damage or injuries associated with either quake.

A 3.7 magnitude earthquake was recorded in virtually the same area on Tuesday. The epicenter of that temblor was located six miles east southeast of Helena at a depth of about two and a half miles.

According to the United States Geological Survey (USGS), earthquakes with magnitudes ranging from 2.5 to 3.0 are generally the smallest ones felt by humans. Damage is more likely with quakes at magnitudes of 4.0 and higher.

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