Tag Archives: New Madrid Fault

Minor Earthquake in Alabama 31 Aug 2011

This morning, just after 7 AM, a very minor earthquake occured a few miles from Corneroftherooftop.com headquarters.  Here’s a location chart from the USGS:

Earthquake Location

This was a very minor earthquake.  What was instructive is how close it was to my location, especially after the earthquake that occurred in Virginia recently.  Also, I uncovered some other images that caught my eye.  Here is one of them:

Scary Image

Makes you sleep easy, right?

Here are some more pertinent details if this very minor event:

Earthquake Details

  • This event has been reviewed by a seismologist.
Magnitude 2.1
Date-Time
Location 33.704°N, 87.857°W
Depth 0.1 km (~0.1 mile) (poorly constrained)
Region ALABAMA
Distances
  • 3 km (2 miles) WNW (300°) from Fayette, AL
  • 9 km (6 miles) NE (47°) from Belk, AL
  • 18 km (11 miles) NE (41°) from Kennedy, AL
  • 56 km (35 miles) ENE (66°) from Columbus, MS
  • 99 km (61 miles) WNW (282°) from Birmingham, AL
  • 319 km (198 miles) W (270°) from Atlanta, GA
Location Uncertainty horizontal +/- 4.7 km (2.9 miles); depth +/- 6.8 km (4.2 miles)
Parameters NST= 9, Nph= 11, Dmin=109 km, Rmss=0.16 sec, Gp=169°,
M-type=duration magnitude (Md), Version=A
Source
Event ID nm083111b

Are you prepared?