April 6, 1997

CATARACT CREEK FAULT SYSTEM

 

An earthquake of magnitude 3.0 struck a region 26 miles northwest of Flagstaff, near Red Mountain, this morning. This earthquake is an aftershock of last week's magnitude 3.7 Red Mountain earthquake. This morning's quake occurred at 4:48am local time and was felt in the community of Valle. The temblor this morning is the seventh felt earthquake in northern Arizona this year. No damage has been reported. These earthquakes have occurred within the Cataract Creek fault system. The magnitudes 4.9 and 5.4 earthquakes of April 1993 occurred about 20 miles northwest of this morning's epicenters.

The data are as follows: