193 1 year, serious floods occurred in China, and 16 provinces were affected, the most serious of which was Anhui? Jiangxi? Jiangsu? Hubei and Hunan provinces, Shandong? Hebei and Zhejiang are close behind? The affected area of 8 provinces reached 1.4 1.7 million mu. The flood did not happen alone, but also accompanied by other natural disasters. Coupled with social unrest, the affected population reached 654.38 billion, and 3.7 million people died, which was shocking?
1954 floods affected an area of 240 million mu, with an area of 65438+700 million mu? The Yangtze River flooded more than 47 million mu of cultivated land, 33,000 people were killed, and the Beijing-Guangzhou railway was blocked 100 days?
199 1 year, the national climate was abnormal, the subtropical high in the western Pacific stayed in the south of the Yangtze River for a long time, and the Jianghuai Basin entered Mei early. Is it raining hard? For a long time, the Huaihe River has experienced the second flood since 1949, and there are three flood storage areas. 14 flood diversion area is opened one after another; The highest water level in Taihu Lake is 4.79 meters?
Chu River, a tributary of the Yangtze River? Some tributaries of Lishui, Wujiang and small and medium-sized rivers in eastern Hubei have successively experienced the biggest floods in the past 40 years. There have been two major floods in the main stream of Songhua River. The maximum flow of Harbin Station is 10700 m3/s, and that of Jiamusi Station is 15300 m3/s, respectively, from 1949?
According to statistics, there are 28 provinces in China? City? The autonomous region was flooded to varying degrees, with 24.596 million hectares of farmland affected, 6.5438+0.46/kloc-0.4 million hectares of farmland damaged, 4.979 million houses demolished, 51/kloc-0.3 people killed and the direct economic loss was 77.908 billion yuan? Among them, Anhui? Jiangsu and Jiangsu provinces were the hardest hit, with the total affected areas of farmland being 9.665 million hectares and 6.728 million hectares respectively, with 1 163 people killed and 3.493 million houses collapsed, resulting in direct economic losses of 48.4 billion yuan, each accounting for 39% of the country? 46%? 23%? 70 percent and 62 percent.
1992 once-in-50-year flood of Minjiang River, with peak flow of 27,500m3/s at Shilian Station and 30,300m3/s at Zhuqi Station? Has the Minjiang River Basin suffered a serious flood?
The second flood in the upper reaches of Qiantang River since 1949. The peak flow of Lanxi Station 12 100 cubic meters per second, and the counties and cities along the Yangtze River are seriously affected? Besides, Dadu River? Xiangjiang river? Xinjiang? Heavy floods have also occurred in parts of the middle and upper reaches of the Lijiang River and the Yellow River, causing serious floods?
1998, a big flood at the end of the century swept almost half of China and the Yangtze River. Nenjiang? Songhua river and other big rivers are surging and the water level is rising sharply? 8 million soldiers and civilians fight the flood to the death? According to statistics, 29 provinces and regions in China suffered from different degrees of floods in that year, and the direct economic loss was as high as 654.38+0666 billion yuan?
Other major floods include: 1958, a major flood occurred at Huayuankou of Zhengzhou Yellow River, and Zhengzhou Yellow River Railway Bridge was destroyed? 1963, the Haihe river basin was hit by a rare flood in history, with an affected area of 61450,000 mu and a grain yield reduction of more than 6 billion Jin? 1982, the Hanjiang River, the longest tributary of the Yangtze River, flooded and the old town of Ankang was flooded, causing heavy losses?
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