Response Spectra Station: El Centro Array Sta 7 - Imperial Valley College - IMPERIAL VALLEY COL Station Owner: United States Geological Survey Station Latitude & Longitude: 32.8290, -115.5000 Earthquake: Imperial Valley, CA 1979 10 15 2317 Epicentral Distance: 29.4 km Processing Info: NOAA/USGS (Use the back button on your browser to return to the previous page)  Reconfigure Plots: % Damping 0251020 Accleration Units cm/s/s g Max Period (sec)  Component: 140 Ground Level  PGA: -331.28 cm/s/s        acceleration is band passed,with ramps of .030- .170 and 23.00-25.00 hz    Component: Up Ground Level  PGA: 462.40 cm/s/s        acceleration is band passed,with ramps of .030- .170 and 23.00-25.00 hz    Component: 230 Ground Level  PGA: -450.32 cm/s/s        acceleration is band passed,with ramps of .030- .170 and 23.00-25.00 hz   Home + Login + Download + About Us + Contact + Mirror Sites Earthquakes + stations + Search + Map + Advanced Search © Copyright 1999-2005 COSMOS, The Regents of the University of California