Magnitude 4.9 - OFFSHORE NORTHERN CALIFORNIA

2008 October 26 09:27:21 UTC

Earthquake Details

Magnitude4.9
Date-Time
Location40.322°N, 124.637°W
Depth18.5 km (11.5 miles) (poorly constrained)
RegionOFFSHORE NORTHERN CALIFORNIA
Distances
  • 30 km (19 miles) W (269°) from Petrolia, CA
  • 43 km (26 miles) SW (228°) from Ferndale, CA
  • 49 km (30 miles) WSW (247°) from Rio Dell, CA
  • 66 km (41 miles) SW (218°) from Eureka, CA
  • 336 km (208 miles) NW (307°) from Sacramento, CA
Location Uncertaintyhorizontal +/- 99 km (61.5 miles); depth +/- 31.6 km (19.6 miles)
ParametersNST=134, Nph=134, Dmin=385.2 km, Rmss=1.02 sec, Gp=331°,
M-type=regional moment magnitude (Mw), Version=3
Source
Event IDnc51210149
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