Acceleration Station: Howard Hanson Dam, WA Station Owner: Army Corps of Engineers Station Latitude & Longitude: 47.2780, -121.7870 Earthquake: Nisqually 2001-02-28 18:54:31 UTC Hypocentral Distance: 89.5 km (Use the back button on your browser to return to the previous page) Component: 320 Toe Component: 50 Toe Component: Up Toe Component: Up Left Abut. Component: 50 Left Abut. Component: 320 Left Abut. Component: 50 Crest Component: 320 Crest Component: Up Crest Home + Login + Download + About Us + Contact Earthquakes + stations + Search + Map + Advanced Search