The United States Geological Survey reported a small earthquake near Polson on Saturday.
It happened at about 11 a.m. on Saturday and registered as a magnitude 3.3.
The small quake was centered about 18 miles east/northeast of Polson, at a depth of about 6.1 miles.
There have been no reports of injuries or damage.
This article was initially reported by the USGS as magnitude 3.6, but they have since revised it to 3.3.