4.0 midnight quake rattles homes in Northern California

Humboldt County residents may have felt some shaking late Tuesday night as a magnitude 4.0 earthquake struck, centered underground close to Blue Lake. An earthquake expert said this quake was relatively deep for the region and came from geologic pulling of a slab — unlike the more frequently felt seismic activity under the ocean. According to the USGS, the epicenter of the quake was about five miles southeast of Blue Lake and began at 11:39 p.m. on Tuesday. “It’s a good reminder that not all of our earthquakes are off...