

Samoa Islands Region 6.3 Mw Earthquake Focal Mechanism
| Earthquake Details | Seismogram Explanation |
|---|---|
| Location: Samoa Islands Region Date: February 23, 2004 Time: 16:04:46 (UTC);10:04:46 pm (CST) Latitude: 14.73 S Longitude: 175.69 W Magnitude: 6.3 Mw Depth: 30 km Distance: 98.31 deg (6,788 miles from Milwaukee) | P-wave arrival time not verified. 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. |
