7.8
At 3:42 a.m. on July 28, 1976, a magnitude 7.8 earthquake hit the sleeping city of Tangshan, in northeastern China.
At 3:42 a.m. on July 28, 1976, a magnitude 7.8 earthquake hit the sleeping city of Tangshan, in northeastern China. The very large earthquake, striking an area where it was totally unexpected, obliterated the city of Tangshan and killed over 250,000 people - making it the deadliest earthquake of the twentieth century.
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14 to 16sec
7.8
Tangshan, Hebei, China. Sources listed it as high as 8.2. It was followed by a major 7.8 magnitude aftershock 16 hours later.
14-16 seconds
Top 3: 1. Shaanxi (Shensi), China - 1556 - 8 magnitude - over 830,000 deaths 2. Tangshan, China - 7.5 magnitude - 255,000 official deaths 3. Sumatra - 2004 - 9.1 magnitude - 227,898
Tangshan, China. 655200 victims
There have been numerous earthquakes since 1975. Five of the worst locations were Tangshan, China in 1976 where 240,000 died, Sumatra, Indonesia in 2004 where 100,000 to 225,000 died, Port-au-Prince, Haiti in 2010 where 316,000 died, Tohoku, Japan in 2011 where 15,878 died and 129,225 buildings collapsed, and Sichuan, China in 2008 where 69,127 died.
The reconstruction cost of the Tangshan earthquake in 1976 was estimated to be around $1 billion USD. This large amount was necessary to rebuild homes, infrastructure, and restore the city to its former state.
There have been many devastating earthquakes over the years. Some of the worst and most massive earthquakes have been the 1976 Tangshan earthquake that killed between 240,000 and 655,000 people. Another massive one was the 1556 Shaanxi earthquake which killed 830,000 people. The largest earthquake to be measured on a seismograph was the 1960 Chilean Earthquake which was a 9.5 magnitude.