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Magnitude 4.6 KURIL ISLANDS

Wednesday, April 08, 2009 at 08:54:36 UTC

Preliminary Earthquake Report

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Magnitude 4.6
Date-Time
  • Wednesday, April 08, 2009 at 08:54:36 (UTC) - Coordinated Universal Time
  • Wednesday, April 08, 2009 at 08:54:36 PM local time at epicenter

  • Time of Earthquake in other Time Zones
    Location 45.90N 151.55E
    Depth 81 kilometers
    Region KURIL ISLANDS
    Distances 295 km (185 miles) ENE of Kuril'sk, Kuril Islands
    630 km (390 miles) SW of Severo-Kuril'sk, Kuril Islands, Russia
    1515 km (940 miles) NE of TOKYO, Japan
    7170 km (4450 miles) NE of MOSCOW, Russia
    Location Uncertainty Error estimate: horizontal +/- 11.3 km; depth +/- 9.4 km
    Parameters Nst=70, Nph=70, Dmin=685.6 km, Rmss=0.79 sec, Erho=11.3 km, Erzz=9.4 km, Gp=170.7 degrees
    Source USGS NEIC (WDCS-D)
    Event ID usfea4

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    NB: The official magnitude for this earthquake is indicated at the top of this page. This was the best available estimate of the earthquake's size, at the time that this page was created. Other magnitudes associated with web pages linked from here are those determined at various times following the earthquake with different types of seismic data. Although, given the data used, they are legitimate estimates of magnitude they are not considered the official magnitude.

    The region name is an automatically generated name from the Flinn-Engdahl (F-E) seismic and geographical regionalization scheme. The boundaries of these regions are defined at one-degree intervals and therefore differ from irregular political boundaries. More->

    Preliminary Earthquake Report
    U.S. Geological Survey, National Earthquake Information Center
    World Data Center for Seismology, Denver


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