Parkfield earthquake prediction: VIBROSEIS truck
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Parkfield earthquake prediction: VIBROSEIS truck
Parkfield earthquake prediction experiment. Dr Richard Clymer operates a VIBROSEIS truck. It produces artificials (shear) waves of a precise frequency which can be used to probe the underlying rock structures in a manner similar to sonar. The vibrations from the 26 tonne truck are transmitted to the ground via a baseplate (visible between the wheels). The returning signals are picked up by a nearby network of 10 seismometers. Seismologists have predicted that an earthquake of around magnitude 6 will occur on the San Andreas fault at Parkfield before 1993. Dozens of researchers have made the village the most heavily instrumented earthquake region in the world
Science Photo Library features Science and Medical images including photos and illustrations
Media ID 6342075
© DAVID PARKER/SCIENCE PHOTO LIBRARY
Earth Quakes Earthquake San Andreas Fault Seismology Parkfield
EDITORS COMMENTS
This print captures the groundbreaking Parkfield earthquake prediction experiment in action. Dr Richard Clymer expertly operates a VIBROSEIS truck, an impressive vehicle that generates artificial shear waves of precise frequencies to explore the underlying rock structures with sonar-like precision. Weighing a staggering 26 tonnes, this mammoth truck transmits vibrations into the ground through its baseplate, visible between its wheels. The purpose of this seismic endeavor is to gain insights into predicting earthquakes on the San Andreas fault at Parkfield. Seismologists have foreseen an imminent earthquake measuring around magnitude 6 before the year 1993 strikes. To achieve their goal, a network of ten strategically positioned seismometers diligently awaits and records any returning signals from these artificially induced vibrations. Parkfield has become a hotbed for scientific research and innovation as dozens of researchers have converged upon this small village to transform it into the most extensively instrumented earthquake region worldwide. The dedication displayed by these scientists has propelled them towards unraveling one of nature's greatest mysteries – accurately forecasting earthquakes. This remarkable image not only showcases cutting-edge technology but also represents humanity's relentless pursuit to comprehend and predict natural disasters that can significantly impact our lives. It serves as a testament to our unwavering commitment towards safeguarding communities vulnerable to seismic activities while pushing boundaries in seismology research.
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