Copyright Information: All images are in the public domain and available for free. If you use this image, credit NOAA/NGDC, M. Mehrain, Dames and Moore. |
Damaged four-story steel structure with inadequate bracing on one side. The braces failed at their connections during the shaking. The braces were later repaired and the building was restored. Image Credit: M. Mehrain. Dames and Moore June 20, 1990 Northern Iran earthquake A magnitude 7.7 earthquake occurred in the Gilan Province between the towns of Rudbar and Manjil in northern Iran on Thursday, June 21, 1990 (June 20 at 21:00 GMT). The event, the largest ever to be recorded in that part of the Caspian Sea region, may have been composed of two or more closely-spaced earthquakes occurring in rapid succession. These quakes, exceptionally close to the surface for this region, were also unusually destructive. Event Data:
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