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Earthquake Hazards Program

Magnitude 3.4 OFFSHORE NORTHERN CALIFORNIA

2009 July 09 19:24:33 UTC

Preliminary Earthquake Report

Magnitude 3.4
Date-Time 2009 07 09 19:24:33 UTC
Time of Earthquake in other Time Zones
Location 40.30N 124.56W
Depth 19.3 kilometers
Region OFFSHORE NORTHERN CALIFORNIA
Distances 50 km (30 miles) SW of Fortuna, California
65 km (40 miles) SSW of Eureka, California
115 km (70 miles) NW of Fort Bragg, California
325 km (200 miles) NW of SACRAMENTO, California
Location Quality Error estimate: horizontal +/- 0.8 km; depth fixed by location program
Location Quality
Parameters
Nst=21, Nph=21, Dmin=22 km, Rmss=0.05 sec, Gp=234 degrees
Source U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Event ID nc71246191

Earthquake Location

Earthquake Location

 


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