SEISMOLOGISTS SAY RATTLES THIS WEEK NO CAUSE FOR ALARM.Byline: Nicholas Grudin Staff Writer VAL VERDE - After the second mild earthquake this week in the Santa Clarita Valley The Santa Clarita Valley is the valley of the Santa Clara River in Southern California. It stretches through Los Angeles County and Ventura County. Its main population center is the city of Santa Clarita. The valley was part of the 48,612-acre (19,672. , experts said Wednesday that the tremors were no cause for alarm. Experts said that Monday's 3.2-magnitude tremor and Tuesday's 3.9 were aftershocks to the 1994 Northridge Earthquake. ``This is a little knot of aftershocks,'' said Lucy Jones, a seismologist seis·mol·o·gy n. The geophysical science of earthquakes and the mechanical properties of the earth. seis for the United States Geological Survey The United States Geological Survey (USGS) is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, and the natural hazards that threaten it. in Pasadena. ``It's not as if this is a pattern leading to something devastating. Whatever that pattern may look like, we don't know,'' said Nick Schuckel, a seismic analyst at the California Institute of Technology California Institute of Technology, at Pasadena, Calif.; originally for men, became coeducational in 1970; founded 1891 as Throop Polytechnic Institute; called Throop College of Technology, 1913–20. . Both mild quakes were centered three miles south of the rural community of Val Verde, beneath an area planned for the 21,000-home Newhall Ranch subdivision. It is a region known for its frequent seismic activity, but Tuesday's quake caused concern among residents. ``I was at home sleeping when I was awakened by it,'' said Sgt. Richard Cohen of the Los Angeles County Sheriff's Department This article is about the Los Angeles County Sherriff's Department, not to be confused with the smaller Los Angeles County Police The Los Angeles County Sheriff's Department (LASD) is a local law enforcement agency that serves Los Angeles County, California. . ``Things rattled, but nothing broke.'' There were no injuries reported. The quakes occurred within an area where Schuckel said the lingering seismic activity from the Northridge Earthquake should be subsiding. ``It's been a long time since the Northridge Quake, so the aftershock af·ter·shock n. 1. A quake of lesser magnitude, usually one of a series, following a large earthquake in the same area. 2. sequence is pretty much over,'' Schuckel said. ``We don't know if that beast is going to twitch anymore.'' The 10th anniversary of the Jan. 17, 1994, Northridge Quake will be observed at a January conference at Caltech. Also on Tuesday, a 5.0-magnitude quake shook the big island of Hawaii. Nicholas Grudin, (661) 257-5255 nicholas.grudin(at)dailynews.com |
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