Minor Earthquake in Northern California March 21, 2011 at 20:42:26 UTC

Minor earthquake in NORTHERN CALIFORNIA. Magnitude 3.4 March 21, 2011 at 20:42:26 UTC

Magnitude 3.4
Date-Time
  • Monday, March 21, 2011 at 20:42:26 UTC
  • Monday, March 21, 2011 at 01:42:26 PM at epicenter
Location 39.144°N, 123.407°W
Depth 0 km (~0 mile) (poorly constrained)
Region NORTHERN CALIFORNIA
Distances
  • 17 km (11 miles) W (268°) from Ukiah, CA
  • 21 km (13 miles) W (274°) from Talmage, CA
  • 29 km (18 miles) S (189°) from Willits, CA
  • 175 km (109 miles) NNW (331°) from San Francisco City Hall, CA
Location Uncertainty horizontal +/- 0.8 km (0.5 miles); depth +/- 1.3 km (0.8 miles)
Parameters Nph= 47, Dmin=11 km, Rmss=0.37 sec, Gp=173°,
M-type=local magnitude (ML), Version=2

Source: http://earthquake.usgs.gov/
 
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