Magnitude 6.4 - COSTA RICA

2004 November 20 08:07:21 UTC

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Earthquake Details

Magnitude 6.4
Date-Time
  • Saturday, November 20, 2004 at 08:07:22 (UTC)
    = Coordinated Universal Time
  • Saturday, November 20, 2004 at 2:07:22 AM
    = local time at epicenter
    • Time of Earthquake in other Time Zones
    Location 9.602°N, 84.172°W
    Depth 16 km (9.9 miles) set by location program
    Region COSTA RICA
    Distances 40 km (25 miles) SSW of SAN JOSE, Costa Rica
    80 km (50 miles) ESE of Puntarenas, Costa Rica
    140 km (85 miles) WSW of Limon, Costa Rica
    155 km (95 miles) NW of Golfito, Costa Rica
    Location Uncertainty horizontal +/- 3.6 km; depth fixed by location program
    Parameters Nst=514, Nph=514, Dmin=113.3 km, Rmss=0.90 sec, Gp= 31°,
    M-type=teleseismic moment magnitude (Mw)
    Source USGS NEIC (WDCS-D)
    Event ID usrban
    • This event has been reviewed by a seismologist.

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