Digital Recording of Vertical Component
Illinois 5.2 Mw Earthquake Focal Mechanism
| Earthquake Details | Seismogram Explanation |
|---|---|
| Location: Illinois Date: April 18, 2008 Time: 09:37:00 UTC; 04:37:00 pm CDT. Latitude: 38.45 N Longitude: 87.89 W Magnitudes: 5.2 Mw Depth: 15 km Distance: 4.63 deg (320 miles from Milwaukee) | P-wave arrival time: 09:38:09 UTC; 4:38:09 pm CDT. S-wave arrival time: not verified. The vertical axis is in units of displacement in centimeters. The horizontal axis is in units of time in seconds. The beginning of the file is the origin of the event. |