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Earthquake Hazards Program

Magnitude 5.1 GUAM REGION

Wednesday, July 01, 2009 at 20:53:38 UTC

Preliminary Earthquake Report

Magnitude 5.1
Date-Time
  • Wednesday, July 01, 2009 at 20:53:38 (UTC) - Coordinated Universal Time
  • Thursday, July 02, 2009 at 06:53:38 AM local time at epicenter

  • Time of Earthquake in other Time Zones
    Location 13.26N 143.71E
    Depth 178 kilometers
    Region GUAM REGION
    Distances 115 km (70 miles) W of HAGATNA, Guam
    190 km (115 miles) WSW of Rota, Northern Mariana Islands
    305 km (190 miles) SW of SAIPAN, Northern Mariana Islands
    400 km (250 miles) SSW of Anatahan, Northern Mariana Islands
    Location Uncertainty Error estimate: horizontal +/- 5.5 km; depth +/- 9.7 km
    Parameters Nst=139, Nph=139, Dmin=130.0 km, Rmss=0.88 sec, Erho=5.5 km, Erzz=9.7 km, Gp=24.0 degrees
    Source USGS NEIC (WDCS-D)
    Event ID usinci

    Earthquake Location

     


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