Seismo-Watch Significant Earthquake Reports

      Regional Location:

      Preliminary Magnitude:

      Moment Magnitude:

      Greenwich Mean Date:
      Greenwich Mean Time:
      Latitude:
      Longitude:
      Focal Depth (km):
      Analysis Quality (A-D):

      		 HIGH DESERT, SOUTHERN CALIFORNIA

      MS 7.0 (SCEC)

      Mw 7.0 (NEIC), Mw 7.0 (UCB), Mw 7.1 SCEC, Mw 7.1 HRV

      99/10/16
      09:46:44
      34.60N
      116.27W
      6.0 km
      A

      Click image for a larger map. Map source: CDMG

      Subtract 8 hours from Greenwich Mean Time to obtain PST or 5 hours for EDT
      Location Quality: A (good), B (fair), C (poor), D (bad)
      Magnitude: Ml (local or Richter magnitude), Lg (mblg), Md (duration), Mb (body wave), Ms (surface wave), Mw (moment)
      Standard Sources Include:
      U.S. Geological Survey, National Earthquake Information Center, Golden, CO (NEIC)
      Harvard Geophysical Observatory, Harvard University, Cambridge, MA (HRV)
      U.S. Geological Survey, Northern California Seismic Network (NCSN)
      University of California, Berkeley, Seismological Laboratory (UCBSL)
      California Institute of Technology, Pasadena, California (Caltech)
      various wire reports and/or personal communications
      All data are preliminary and subject to change.
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