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USGS CMG InfoBank Geology School: magnitude Skip navigational links Search InfoBank     Dictionaries: Our Mapping Systems   The USGS and Science Education   USGS Fact Sheets   Topics   Keywords   Data Dictionary   Metadata Dictionary   Computer Terminology   Digital Formats InfoBank Terms: Activity ID   activity overview   crew   formal metadata   lines   metadata   NGDC   port stops   project/theme   region   ship   stations   time   virtual globe   year   Data Types: bathymetry   geodetic positioning   gravity   ground penetrating radar   imagery   LIDAR   magnetics   metering equipment   navigation   samples   seismic   definitions disclaimer   Data Formats: ARC coverage   E00   FGDC metadata   gridded/image   imaging   material   scattered/swath   Shapefile   vector/polygon       Title Comment Keywords Joshua Tree National Park on Shaky Ground n.a. / n.a. Joshua Tree, earthquake, fault, seismology, seismogram, intensity, magnitude, epicenter, focus, seismograph Putting Down Roots in Earthquake Country n.a. / n.a. earthquake, fault, safety, aftershock, foreshock, mainshock, magnitude, earthquake myths, San Andreas Fault, Southern California Earthquakes 30 minutes / n.a. earthquake, Parkfield, fault, energy, "San Andreas Fault", magnitude, epicenter, "secondary wave", "Richter Scale", "primary wave", "fault zone", "earthquake prediction", "creep meter", "seismic wave" Charles Richter 09:35 - 10:35 (01:00) / 0.5 MB "Charles Richter", "Richter Scale", earthquake, "ground motion", energy, epicenter, magnitude Richter Scale 10:35 - 11:20 (00:45) / 1.1 MB "Richter Scale", magnitude, earthquake, "elastic energy", energy Small Earthquakes 11:20 - 11:51 (00:31) / 0.8 MB "William Bakun", earthquake, magnitude, energy, "Loma Prieta Earthquake" Large Earthquakes 11:51 - 12:10 (00:19) / 0.9 MB Alaska, earthquake, magnitude, "Richter Scale" Forecasting Earthquakes 15:21 - 16:20 (00:59) / 1.6 MB Parkfield, earthquake, "San Andreas Fault", magnitude, epicenter, prediction Small Earthquakes 23:17 - 24:30 (01:13) / 1.2 MB earthquake, "Cathleen Aviles", fault, magnitude, "fault zone" Living With the Earth: The Loma Prieta Earthquake 30 minutes / n.a. earthquake, "Loma Prieta Earthquake", "San Francisco", "earthquake prediction", magnitude, epicenter, "San Francisco Bay", "San Andreas Fault" Disaster of Enormous Proportions 03:30 - 04:59 (01:29) / 2.5 MB "Loma Prieta Earthquake", "San Francisco", "Menlo Park", "Richter Scale", USGS, magnitude, "Nimitz Freeway", "Marina District", earthquake Fault Segments 12:49 - 14:18 (01:29) / 1.9 MB "Loma Prieta Earthquake", "San Francisco", Oakland, epicenter, "San Andreas Fault", earthquake, "fault segment", magnitude, "earthquake prediction", "North American Plate", "Pacific Plate" A Moderate Earthquake 15:03 - 16:20 (01:17) / 2.9 MB "Loma Prieta Earthquake", earthquake, magnitude, "San Francisco Earthquake", "San Francisco", "Marina District" Dangerous Lack of Planning 20:58 - 22:11 (01:13) / 1.8 MB "Vitelmo Bertero", earthquake, fault, "Hayward Fault", "San Francisco Bay", magnitude, "Loma Prieta Earthquake", "University of California", "Berkeley" magnitude, surface wave magnitude, moment magnitude n.a. / n.a. magnitude, "surface wave magnitude", "moment magnitude", seismograph, "seismic moment" Geology School Keywords Skip footer navigational links InfoBank   Menlo Park & Santa Cruz Centers   St. Petersburg Center   Woods Hole Center   Coastal and Marine Geology Program   Geologic Information   Ask-A-Geologist   USGS Disclaimer

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U.S. Department of the Interior | U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/magnitude.html Page Contact: InfoBank staff Page Last Modified: Fri Sep 18 02:35:03 PDT 2009  (wcs)