1993 Hokkaido-Nansei-oki Earthquake, Japan

So-called "Earthquake off the Southwest Coast of Hokkaido"

Earthquake data from USGS

Date & Time(UTC) : July.13, 13:17:11.9
Epicenter : N 42.851° E 139.197° Depth = 17km
Maginitude : Mw 7.3
Comments : At least 200 people were killed and 39 missing in the Hokkaido region, including at least 165 killed on Okushiri. One person on a fishing boat was killed off Aomori, Honshu. Three people were missing from the southeast coast of Russia. Severe damage (V JMA) was caused by the earthquake and accompanying fires, landslides and tsunami in southwestern Hokkaido. 540 houses were destroyed and 1,834 others were damaged. Approximately 600 fishing boats were damaged or lost off western Japan, southeastern Russia and South Korea. Tsunami wave heights as high as 30.6 meters was reported along the southwest coast of Okushiri Island, 10 meters along the west coast of Hokkaido, 3 meters at Nakhodka, Russia, 2 meters along the northeast coast of South Korea and nearly 1 meter at Aomori, Honshu. The tsunami affected much of the southeastern coast of Russia and also caused damage to a factory at Kamenka, Sakhalin Island.

Photos © M. Yoshimine 2002. Click small photos to enlarge.
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M.Yoshimine
Soil Mechanics Laboratory
Civil Engineering, Tokyo Metropolitan University
Minami-Osawa, Hachioji, Tokyo 197-0397, JAPAN
tel.+81-426-77-2773 fax.+81-426-77-2772