M 3.4, off the coast of Northern California April 01, 2012 06:56:08 GMT Read more about M 3.4, off the coast of Northern California
M 3.0, offshore Northern California March 31, 2012 06:57:24 GMT Read more about M 3.0, offshore Northern California
M 2.7, offshore Northern California March 30, 2012 10:47:35 GMT Read more about M 2.7, offshore Northern California