Earthquake Details
This event has been reviewed by a seismologist.
Magnitude 4.1
Date-Time Saturday, January 08, 2011 at 00:10:16 UTC
Friday, January 07, 2011 at 04:10:16 PM at epicenter
Location 37.288°N, 121.663°W
Depth 7.1 km (4.4 miles)
Region NORTHERN CALIFORNIA
Distances 15 km (10 miles) E (90°) from Seven Trees, CA
17 km (10 miles) ESE (121°) from Alum Rock, CA
18 km (11 miles) N (354°) from Morgan Hill, CA
21 km (13 miles) ESE (106°) from San Jose City Hall, CA
Location Uncertainty horizontal +/- 0.1 km (0.1 miles); depth +/- 0.3 km (0.2 miles)
Parameters Nph= 97, Dmin=3 km, Rmss=0.06 sec, Gp= 68°,
M-type=regional moment magnitude (Mw), Version=4