1, San Francisco earthquake with M = 8.3, USA
1906 On April 18, an earthquake of magnitude 8.3 occurred in San Francisco, California, on the west coast of the United States. The epicentre intensity was 1 1 degree, and the crust shook strongly for 40 seconds, killing 60,000 people.
2. An earthquake of magnitude 7.5 in Italy.
190865438+On February 28th, an earthquake of magnitude 7.5 occurred at the bottom of Messina Strait in Sicily, southern Italy. It triggered a tsunami that almost completely destroyed Messina and Reggio Calabria on both sides of the Taiwan Province Strait, killing 83,000 people.
3. Haiyuan M8.5 earthquake in Ningxia, China.
1920 12 16. An earthquake of magnitude 8.5 occurred in Liupanshan, Haiyuan County, southern Ningxia. The epicenter intensity reached 12 degrees, which led to the complete destruction of Haiyuan, Guyuan, Xiji and Jingning counties. 234,000 people died.
4. Japan's 8.3 Great Kanto Earthquake.
1 September 9231day, an 8.3-magnitude marine earthquake occurred at the bottom of Sagami Bay in the south of Kanto Plain, Japan, passing through the northwest edge of the Pacific Ocean, with the epicenter intensity of 1 1 degree. As a result, Tokyo, Yokohama and Yokosuga were all destroyed, and143,000 people were killed.
5. The 7.8 earthquake in Peru.
1970 on may 3 1 day, a 7.8-magnitude earthquake occurred at the bottom of Chimbote Bay in Ancahu state, western Peru. The epicenter intensity was 10 degree, which triggered the rarest and strongest debris flow in the world so far, resulting in the complete destruction of Rongjia Post City and nearly 70,000 deaths in the earthquake zone.
6. The Tangshan earthquake of magnitude 7.8 in China.
1On July 28th, 976, an earthquake of magnitude 7.8 occurred in Tangshan, located in the east of China. The epicenter intensity is 1 1 degree. The energy released by the earthquake is equivalent to the explosion of 400 Hiroshima atomic bombs. As a result, Tangshan, with a population of one million, was completely destroyed. 2,427.69 million people died. Create the largest number of earthquake deaths and cities destroyed by earthquakes in the 20th century.
7. Mexico earthquake with M = 8. 1.
1985, 19 In September, an earthquake of magnitude 8. 1 occurred at the bottom of the western Pacific Ocean in Mexico. The intensity was 1 1 degree, which caused nearly half of Mexico City, far from the epicenter, to be destroyed and 35,000 people died.
8, the former Soviet Union earthquake of magnitude 6.9
1988 12.7, an earthquake measuring 6.9 on the Richter scale occurred near Armenia and Leninakan in the southwest of the former Soviet Union. The epicentre intensity was 10 degree, which led to the complete destruction of two plateau cities, Leninakan and Pitak, with 55,000 deaths.
9. Iran earthquake of magnitude 7.7.
1June 2, 9901day, an earthquake of magnitude 7.7 occurred near Last, Jilan province, northwest Iran, with the epicentre intensity of 10 degree, killing more than 50,000 people in six provinces including Jilan and Zanzhan, and destroying the town of Rudebar.
10, Hanshin earthquake of magnitude 7.2, Japan
199565438+1October 17, an earthquake of magnitude 7.2 occurred in Hanshin-Awaji Road, south of Hyogo Prefecture, Japan, killing more than 5,400 people and causing economic losses of $10 billion, setting a record for earthquake losses in this century.
1 1, an earthquake of magnitude 7.8 in Turkey.
1In August, 1999, an earthquake of magnitude 7.8 occurred in Izmit, Turkey, causing17,000 deaths, 30,000 injuries,10,000 buildings destroyed and economic losses of $20 billion.
12, Taiwan Province province, China, earthquake with magnitude 7.6.
1September 2, 9991day, an earthquake of magnitude 7.6 occurred in Nantou County, southwest of Hualien, China, and the energy released by the polar earthquake center was equivalent to 40 Hiroshima atomic bombs. It caused 2,403 deaths, 9,406 injuries, 4/kloc-0 missing, more than 80,000 houses damaged, and the direct economic loss reached 9.2 billion US dollars.