March 27, 2003



A magnitude 3.0 earthquake struck at about 2:11pm MST on March 25, 2003 15 miles south of Colorado City, AZ (see map). The tremor was recorded by the stations of the AEIC, as well as those of the University of Utah, both members of the Advanced National Seismic System. No damage was reported. This area has had similar earthquakes in the past, in general ranging form 3.0 up to a 4.4 magnitude event that occurred on February 15, 1962. The largest earthquake in the region occurred near Fredonia, AZ of magnitude 5.7, on July 21, 1959.

The preliminary data are as follows: