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Earthquake Hazards Program

Magnitude 4.9 NORTH ATLANTIC OCEAN

Sunday, April 19, 2009 at 08:19:46 UTC

Preliminary Earthquake Report

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Magnitude 4.9
Date-Time
  • Sunday, April 19, 2009 at 08:19:46 (UTC) - Coordinated Universal Time
  • Sunday, April 19, 2009 at 05:19:46 AM local time at epicenter

  • Time of Earthquake in other Time Zones
    Location 53.64N 39.62W
    Depth 10.0 kilometers
    Region NORTH ATLANTIC OCEAN
    Distances 885 km (550 miles) SSE of Qaqortoq (Julianehab), Greenland
    1095 km (680 miles) NE of Bonavista, Nfld. and Labrador, Canada
    1140 km (710 miles) NE of SAINT JOHN'S, Nfld. and Labrador, Canada
    1365 km (850 miles) SE of NUUK (GODTHAB), Greenland
    Location Uncertainty Error estimate: horizontal +/- 12.8 km; depth fixed by location program
    Parameters Nst=27, Nph=27, Dmin=1603.5 km, Rmss=0.91 sec, Erho=12.8 km, Erzz=0 km, Gp=148.8 degrees
    Source USGS NEIC (WDCS-D)
    Event ID usfqas

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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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