Quake upgraded to M3.1

This afternoon's earthquake that occurred 16 miles south of Colorado City is now being shown as magnitude of 3.1, versus the initial report of M=2.9. There is also one report of it being felt in Kanab, Utah. [Right, quake location from USGS]

Two small quakes )M=2.1, 1.7) occurred in the same area between 1 and 3 AM on Dec. 12.