1989 Loma Prieta earthquake larger loss of life, as several of the Bay Area's major transportation structures suffered catastrophic failures. The collapse of a section of the double-deck Nimitz Freeway in Oakland was the site of the largest number of casualties for the event, but the collapse of man-made structures and other related accidents contributed to casualties occurring in San Francisco, Los Altos, and Santa Cruz. The history of earthquake investigations in California has been largely focused on the San Andreas Fault System, due to its strong influence in the state as the boundary between the Pacific Plate and the North American Plate; it
1989 West Papua earthquake 1989 West Papua earthquake The 1989 West Papua earthquake struck West Papua, Indonesia – then Irian Jaya province – on August 1 with a moment magnitude of 6.0 and a maximum Mercalli intensity of VIII ("Severe"). Around 120 people were killed, mainly due to landslides and mudslides. The West Papua earthquake struck at 9:17 local time and measured 5.7 and 6.0 on the moment magnitude scale. Its epicenter was located south of Jayapura; the earthquake reached as far as Wamena. There were multiple aftershocks. The earthquake killed 120 people and left 120 injured; all of the dead were recovered from