References Nisqually Earthquake data source: USGS National Strong-Motion Program see http://nsmp.wr.usgs.gov/data_sets/20010228_1.html Shake map: http://spike.geophys.washington.edu/shake/0102281854/intensity.htm Earthquake data source: http://www.geophys.washington.edu/SEIS/EQ_Special/WEBDIR_01022818543p/welcome.htm USGS Intensity Distribution: USGS Howard Hanson Dam, At Crest: Recorded motions are suspect due to damage to instrument enclosure Focal Plane: http://neic.usgs.gov/neis/bulletin/01_EVENTS/010228185433/Q0102281854.html Photos: http://nsmp.wr.usgs.gov/data_sets/20010228_1/20010228_hhd_pics.html Home + Login + Download + About Us + Contact Earthquakes + stations + Search + Map + Advanced Search