Saturday, April 19, 2008

Make that NINE seismic events yesterday in Illinois

According to the Center for Earthquake Research and Information's website, the 5.2 magnitude earthquake near Mount Carmel, Ill., yesterday was the first of a series of nine seismic events recorded there between 4:37 a.m. and 10:05 p.m.

Here's the list:

Magnitude Time Location
5.2 04:37 6 mi. NW of Mount Carmel, IL
2.6 04:59 3 mi. NNW of Mount Carmel, IL
2.5 05:03 4 mi. NW of Mount Carmel, IL
2.5 05:15 3 mi. S of Noble, IL
3.4 05:36 6 mi. NNE of Bellmont, IL
2.2 05:46 4 mi. NNE of Bellmont, IL
2.6 06:55 6 mi. NW of Mount Carmel, IL
4.6 10:14 8 mi. E of West Salem, IL
2.7 22:05 5 mi. NNW of Mount Carmel, IL

 

The U.S. Geological Survey ranks the ones in the 3 and above range as "significant events" and those are the ones that are noticeable to the average person. The smaller events are called "micro-earthquakes."

As of this posting, the USGS has received 36,863 reports from throughout the central United States about the 5.2 event, 6.337 reports concerning the 4.6 event and 817 reports about the 3.4 magnitude event.

1 comment:

Katie said...

yeah.. i didn't feel any of it but I heard people in my area (bourbonnais, IL) felt it.. end of the world? perhaps.. but probably not :) Love your writing and photos