Editor's note: This comes just 3 days after the very strong 5.8M quake that shook Oklahoma and several other states: Strong Oklahoma Earthquake Felt from Nebraska to Texas Three earthquakes were recorded in Grant County, Oklahoma, Tuesday afternoon. A 3.9 magnitude was recorded at 12:48 p.m, 11 miles northwest of the town of Medford, Okla. at a depth of approximately 3.3 miles. The USGS originally rated this earthquake 4.1 in magnitude. It was later downgraded to a 3.9. A minute later, at 12:49 p.m., a 3.7 magnitude earthquake struck 12 miles northwest of Medford at a depth of about 7.5 miles. At 1:33 p.m. another 3.5 magnitude earthquake was recorded 12 miles northwest of Medford. It was about two and a half miles deep. These quakes come just days after the state's largest earthquake ever was recorded in Pawnee County. So far no damage or injuries have been reported. According to the USGS, earthquakes with magnitudes ranging from 2.5 to 3.0 are generally the smallest ones felt by