Earthquake Details

Seismogram Explanation

Location: Near Coast of Nicaragua

P-wave arrival time: 21:33:12 (UTC); 4:33:12 pm (local).

Date: October 9, 2004

S-wave arrival time: not verified.

Time: 21:26:56 (UTC); 4:21:26 pm (local)

The vertical axis is in units of displacement in centimeters.

Latitude: 11.41 N

The horizontal axis is in units of time in seconds.

Longitude: 86.55 W

The beginning of the file is the origin of the event.

Magnitude: 7.1 Mw

Depth: 98 km

Distance: 31.58 deg (2,181 miles from Milwaukee)