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Magnitude 6.3 - LEEWARD ISLANDS

2004 November 21 11:41:07 UTC

Earthquake Details

Magnitude 6.3 (Strong)
Date-Time
  • Sunday, November 21, 2004 at 11:41:07 (UTC)
    = Coordinated Universal Time
  • Sunday, November 21, 2004 at 7:41:07 AM
    = local time at epicenter
    • Time of Earthquake in other Time Zones
    Location 15.699°N, 61.654°W
    Depth 14 km (8.7 miles) set by location program
    Region LEEWARD ISLANDS
    Distances
  • 17 km (10 miles) S (185°) from Terre-de-Bas, Īles des Saintes, Guadeloupe
  • 25 km (16 miles) NW (305°) from Portsmouth, Saint John, Dominica
  • 27 km (17 miles) WNW (292°) from Vieille Case, Saint Andrew, Dominica
  • 35 km (22 miles) SSE (166°) from BASSE-TERRE, Guadeloupe
  • 363 km (226 miles) NW (323°) from BRIDGETOWN, Barbados
    • Location Uncertainty horizontal +/- 3.7 km (2.3 miles); depth fixed by location program
    Parameters Nst=284, Nph=284, Dmin=492.6 km, Rmss=0.84 sec, Gp= 36°,
    M-type=teleseismic moment magnitude (Mw), Version=S
    Source USGS NEIC (WDCS-D)
    Event ID usrcaz
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    • Preliminary Earthquake Report
    • U.S. Geological Survey, National Earthquake Information Center
      World Data Center for Seismology, Denver