according to the Oklahoma Geological Survey. It had a depth just under 2 miles. A series of smaller earthquakes, as large as ...
Researchers plan to study whether carbon can be stored underground in the oil fields of Osage and Kay counties.
A 5.1 magnitude earthquake has shaken parts of Oklahoma late Friday night, according to the U.S. Geological Survey.
An earthquake shook parts of several northeastern states, including Maine, according to the U.S. Geological Survey.