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.
Extended data:
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 and 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), Hong Kong, Macao Special Administrative Region and Taiwan Province Province have obvious earthquakes.
Except Heilongjiang, Jilin and Xinjiang, China has different degrees of earthquake sensation. Among them, the earthquakes in Sichuan, Shaanxi and Gansu provinces are the most serious. Even the Thai capital Bangkok, the Vietnamese capital Hanoi, the Philippines, Japan and other places have a sense of shock.
Earthquake intensity: the epicenter intensity of Wenchuan earthquake is as high as 1 1 degree, and the area of Wenchuan earthquake1degree is about 3 144 square kilometers, with a long and narrow northeast, reaching Qingchuan County, Sichuan Province in the northeast and Wenchuan in the southwest.
Yingxiu Town in Wenchuan County and Beichuan County in Sichuan Province are distributed in a strip shape, covering an area of about 24 19 square kilometers. Among them, Yingxiu 1 1 degree zone is distributed along Wenchuan-Dujiangyan-Pengzhou direction, and Beichuan 1 1 degree zone is distributed along Anxian-Beichuan-Pingwu direction.
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%.
The National Bureau of Statistics divides the loss indicators into three categories, the first category is the problem of casualties, the second category is the problem of property loss, and the third category is the problem of natural environment damage. Among the property losses, housing losses are relatively large, and the losses of private houses and urban residents' houses account for 27.4% of the total losses. The losses including schools, hospitals and other non-residential buildings accounted for 20.4% of the total losses.
Baidu Encyclopedia -5. 12 Wenchuan Earthquake