READ: StateImpact's Oklahoma Earthquake Coverage
The U.S. Geological Survey says a 4.4-magnitude earthquake has shaken central Oklahoma, but there are no reports of damage or injuries.
The quake was reported around 8:15 p.m. Saturday and struck about five miles south-southwest of the town of Langston. The USGS reports it had a depth of more than two miles.
Geologists say earthquakes that are 2.5 to 3.0 in magnitude are generally the smallest felt by humans.