5. 12 Wenchuan earthquake occurred on Monday, May 28th, 2008 (UTC+8) 14:28:04 Beijing time. According to the data from the Seismological Bureau of the People's Republic of China, the magnitude of seismic surface wave reaches 8.0Ms on the Richter scale, and the moment magnitude is 8.3Mw (according to the data of the US Geological Survey, the moment magnitude). The seismic wave of this earthquake has been confirmed to circle the earth six times? .

The earthquake affected more than half of China and many countries and regions in Asia, and it was felt in Liaoning in the north, Shanghai in the east, Hongkong, Macau, Thailand and Vietnam in the south and Pakistan in the west.

5. 12 Wenchuan earthquake severely damaged more than 65,438+10,000 square kilometers, including extremely hard-hit areas 10 counties (cities), hard-hit areas 4 1 counties (cities) and general disaster areas 186 counties (cities). By September 8, 2008 12, the Wenchuan earthquake in May 12 had caused 69,227 deaths, 374,643 injuries and 17923 missing, which was the most destructive earthquake since the founding of People's Republic of China (PRC).

Extended data:

Influence of Wenchuan earthquake:

1, influence range

5. 12 Wenchuan earthquake includes counties within 50 kilometers of the epicenter and large and medium-sized cities within 200 kilometers. Shaanxi, Gansu, Ningxia, Tianjin, Qinghai, Beijing, Shanxi, Shandong, Hebei, Henan, Anhui, Hubei, Hunan, Chongqing, Guizhou, Yunnan, Inner Mongolia, Guangxi, Guangdong, Hainan, Jiangxi, Tibet, Jiangsu, Shanghai, Zhejiang, Liaoning, Fujian and other provinces (autonomous regions and municipalities directly under the Central Government) and Hong Kong and Fujian.

2. Economic losses

As of September 4, 2008, the direct economic loss caused by Wenchuan earthquake was 845.2 billion yuan. Sichuan suffered the most serious losses, accounting for 9 1.3%, Gansu 5.8% and Shaanxi 2.9%.

3. Loss of cultural relics

5. 12 Wenchuan earthquake had a certain impact on cultural relics in Sichuan province, and the damaged cultural relics accounted for about one fifth of the cultural relics in the province. Among the 8 national key cultural relics protection units in Mianyang, 5 were seriously damaged, 30 were provincial cultural protection units and 24 were damaged. Among them, Hoonji, which has a history of 3,500 years in Pingwu County, was seriously damaged. Among more than 40 ancient buildings in Dujiangyan, 95% were damaged in the earthquake, the most serious of which were the Erwang Temple, Fulongguan Temple and Emperor Hall in Shi Tian Cave of Qingcheng Mountain.

Baidu Encyclopedia -5. 12 Wenchuan Earthquake