USGS: Martinez, CA VA Hospital Agency Number: VMZ Structure: 4-story bldg Reinf Concrete Latitude: 37.9930 Longitude: -122.1150 Instrument: Basement Site Geology: Shale & Sandstone Owner: United States Geological Survey (external link) References Add all data on this page to the download bin View Map Loma Prieta/Santa Cruz Mountains, California 1989-10-18 00:04:15 UTC Closest dist to fault: 82.1 km Summary page for this earthquake Plot Acceleration Component: Up PGA (cm/s/s): 34.30 PGV (cm/s): 2.80 Add this to bin Component: 20 PGA (cm/s/s): 65.60 PGV (cm/s): -9.50 Add this to bin Component: 290 PGA (cm/s/s): 39.80 PGV (cm/s): -7.20 Add this to bin Return to top Home + Login + Download + About Us + Contact Earthquakes + stations + Search + Map + Advanced Search