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Magnitude 6.6 - OFF THE COAST OF NORTHERN CALIFORNIA - uszkal

2005 June 17 06:21:41 UTC

A strong earthquake occurred at 06:21:41 (UTC) on Friday, June 17, 2005. The magnitude 6.6 event has been located OFF THE COAST OF NORTHERN CALIFORNIA. (This event has been reviewed by a seismologist.)

Earthquake Details

Magnitude 6.6
Date-Time
  • Friday, June 17, 2005 at 06:21:41 (UTC)
    = Coordinated Universal Time
  • Thursday, June 16, 2005 at 10:21:41 PM
    = local time at epicenter
    • Time of Earthquake in other Time Zones
    Location 40.758°N, 126.595°W
    Depth 10 km (6.2 miles) set by location program
    Region OFF THE COAST OF NORTHERN CALIFORNIA
    Distances
  • 198 km (123 miles) W (277°) from Ferndale, CA
  • 201 km (125 miles) W (272°) from Humboldt Hill, CA
  • 201 km (125 miles) WNW (285°) from Petrolia, CA
  • 205 km (127 miles) W (270°) from Eureka, CA
  • 489 km (304 miles) NW (314°) from San Francisco City Hall, CA
    		•
    Location Uncertainty horizontal +/- 3.5 km (2.2 miles); depth fixed by location program
    Parameters Nst=239, Nph=239, Dmin=241.3 km, Rmss=0.98 sec, Gp= 47°,
    M-type=teleseismic moment magnitude (Mw), Version=Q
    Source USGS NEIC (WDCS-D)
    Event ID uszkal
    • Preliminary Earthquake Report
    • U.S. Geological Survey, National Earthquake Information Center
      World Data Center for Seismology, Denver