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Earthquake Hazards Program

Magnitude 4.1 LAKE VICTORIA REGION, TANZANIA

Sunday, October 11, 2009 at 21:28:57 UTC

Preliminary Earthquake Report

Magnitude 4.1
Date-Time
  • Sunday, October 11, 2009 at 21:28:57 (UTC) - Coordinated Universal Time
  • Monday, October 12, 2009 at 12:28:57 AM local time at epicenter

    • Time of Earthquake in other Time Zones
    Location 3.86S 34.76E
    Depth 10 kilometers
    Region LAKE VICTORIA REGION, TANZANIA
    Distances 215 km (135 miles) WSW of Arusha, Tanzania
    250 km (155 miles) SE of Mwanza, Tanzania
    365 km (225 miles) SW of NAIROBI, Kenya
    600 km (375 miles) WNW of DAR ES SALAAM, Tanzania
    Location Uncertainty Error estimate: horizontal +/- 14.2 km; depth fixed by location program
    Parameters Nst=8, Nph=8, Dmin=408.9 km, Rmss=0.55 sec, Erho=14.2 km, Erzz=0 km, Gp=159.4 degrees
    Source USGS NEIC (WDCS-D)
    Event ID usmqfr

    Earthquake Location

     


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