The Loma Prieta earthquake of October 18, 1989 resulted in the deployment of 22 PASSCAL instruments in the San Francisco Bay area. The initial deployment was undertaken by personnel from Lamont Doherty Geological Observatory. This dataset consists of 9 events recorded by the 22 PASSCAL instruments.
EarthScope Consortium operates the NSF National Geophysical Facility (NSF NGF).
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