Chinanews.com, September 4th, the Ministry of Emergency Management website announced on the 4th the national natural disaster situation in August 2020.
According to reports, in August, the country's natural disasters were dominated by floods, and typhoons, droughts, wind and hail, earthquakes, geological disasters and forest fires all occurred to varying degrees.
A total of 22.489 million people were affected by various natural disasters, 151 people were killed or missing, and 1.633 million people were urgently transferred and resettled; 20,000 houses collapsed and 293,000 houses were damaged; the affected area of crops was 3055.8 thousand hectares, of which 498.1 thousand hectares had no harvest; direct economy The loss was 65.78 billion yuan.
Data map: Fire and rescue personnel transferred trapped people.
Photo by Xiao Lefeng
Recently, the Ministry of Emergency Management, together with the Ministry of Natural Resources, the Ministry of Water Resources, the Ministry of Agriculture and Rural Affairs, and the Bureau of Meteorology, conducted a consultation and analysis on the national natural disasters in August.
In August, the country's natural disasters were dominated by floods, and typhoons, droughts, hailstorms, earthquakes, geological disasters and forest fires all occurred to varying degrees.
A total of 22.489 million people were affected by various natural disasters, 151 people were killed or missing, and 1.633 million people were urgently transferred and resettled; 20,000 houses collapsed and 293,000 houses were damaged; the affected area of crops was 3055.8 thousand hectares, of which 498.1 thousand hectares had no harvest; direct economy The loss was 65.78 billion yuan.
Compared with the average of the same period in the past five years, the number of people affected by the disaster, the number of dead and missing due to the disaster, the number of collapsed houses and the direct economic loss decreased by 41%, 28%, 33% and 3% respectively.
Many places have encountered extreme and continuous heavy rainfall, and many major rivers have exceeded the warning and protection
In August, there were 5 large-scale heavy rainfall processes across the country. The average rainfall was 26.8% more than that of the same period in normal years. Among them, Sichuan was 82.9% more than that, Gansu was more than doubled, and Shaanxi was more than 82.4%; Sichuan and Gansu were more than 82.4%. Since 1961, it has the highest number in the same period in history, and Shaanxi has the second highest number in the same period in history.
The main rivers in the country have more water in general. The Yangtze River is 40% to 60% more water, the Yellow River is 50% to 1 times more, and the Huai River is 40% to 1.7 times more.
369 rivers in 24 provinces (autonomous regions and municipalities) experienced over-warning floods, of which 112 rivers had over-protection floods, and 9 numbered floods occurred in the Yangtze River, Yellow River and Yishusi areas.
Affected by the extreme heavy rainfall in the Sichuan Basin, ultra-historical floods occurred in the Pengshan to Gaochang section of the middle and lower reaches of the Minjiang River, over-preservation floods occurred in the Tuojiang, Jialing River, Fujiang, and the Luzhou-Cuntan section of the Yangtze River, and the Three Gorges Reservoir appeared since the construction of the reservoir The maximum inbound flow is 75,000 cubic meters per second.
The southwest and northwest regions suffered severe floods and geological disasters occurred frequently
In August, 175 prefecture-level cities in 25 provinces (autonomous regions and municipalities) were affected by floods, causing 11.449 million people to be affected.
The four provinces of Sichuan, Chongqing, Shaanxi, and Gansu were more severely affected. The number of deaths and missing persons, emergency resettlement, number of collapsed houses and direct economic losses accounted for 73%, 96%, 80% and direct economic losses of the country’s total flood losses in August. 82%.
The transportation, water conservancy and other infrastructure in the disaster-stricken area in Sichuan were severely damaged. A large number of shops along the river in Chongqing were flooded by flooding. Residents' houses, transportation, electricity, and communications in Gansu Longnan and other places were seriously damaged.
In August, the total number of emergency transfers and resettlement due to floods across the country was 1.181 million person-times, and the direct economic loss was 41.35 billion yuan, an increase of 506% and 102% respectively over the average of the same period in the past five years.
In the southwest, northwest and other places, 92 people died and disappeared due to heavy rainfall and flood disasters, which was an 8% decrease compared with the average of the same period in the past five years.
In addition, affected by continuous heavy rainfall, geological disasters such as collapses, landslides, and mudslides occur frequently in the southwest and northwest regions.
The southwest region has the largest number of geological disasters, of which 1,864 occurred in Sichuan, accounting for 59% of the country's total geological disasters.
There are too many typhoons landed, and the "Hagupit" typhoon has a greater impact on Zhejiang
In August, 3 typhoons landed in mainland China, 1.1 more than normal (1.9).
Typhoon No. 4 "Hagupit", Typhoon No. 6 "Mikra" and Typhoon No. 7 "Hagos" landed in my country one after another, bringing certain wind and rain influences to East and South China.
Typhoon No. 4 "Hagupit" landed in Zhejiang, which has the characteristics of fast movement, rapid development, large energy, and strong destructive power. Affected by it, the cumulative rainfall in the central and eastern Zhejiang and Shanghai is 100-280 mm, and Zhejiang is urgently transferred 326,000 people were resettled, and the direct economic loss was 10.39 billion yuan.
Typhoon No. 6 "Mikra" and Typhoon No. 7 "Higaos" landed in Fujian and Guangdong respectively, causing a direct economic loss of 2.05 billion yuan.
Typhoon No. 8 "Bavi" landed on the coast of North Ping An Road in North Korea near the border between China and North Korea, and it had little impact on the overall wind and rain in Northeast my country.
The summer drought in Northeast and South China was basically relieved, and the drought was lighter than usual
Since June, the precipitation in the western part of Northeast China and the eastern part of Inner Mongolia has been 40-9% lower than normal. From July to early August, the precipitation in southern China is 40-9% lower than normal, and the average temperature is 1-2℃ higher than normal. ; There was severe drought in the above-mentioned areas.
According to statistics, when the drought peaked from late July to early August, 6.954 million people in 6 provinces (regions) of Inner Mongolia, Liaoning, Jilin, Hunan, Guangdong, and Guangxi were affected by drought. The affected area of crops was 1722.9 thousand hectares, and the direct economic loss was 9.35 billion yuan.
In August, affected by typhoon rainfall and the combined rainfall of cold and warm air, significant rainfall occurred in the coastal areas of South China, southern Jiangnan, northern North China, and most of Northeast China. The drought conditions in Jilin and Guangxi provinces (regions), which were severely affected by the previous drought, were basically eliminated. Drought conditions have eased in Inner Mongolia, Liaoning, Hebei, Hunan and other provinces (regions).
In addition, the forest and grassland fires across the country were generally stable in August, causing no casualties.
Locally affected by strong convective weather, wind and hail disasters are generally mild
In August, there were 14 regional short-term strong rains, thunderstorms, gales, and hail and other strong convective weather processes across the country, mainly from the Sichuan Basin to North China and the Huanghuai region.
According to statistics, wind and hail disasters caused 1.32 million disasters in 21 provinces (autonomous regions and municipalities), 10 deaths and direct economic losses of 2.35 billion yuan.
Compared with the average value of the same period in the past five years, the number of people affected by wind and hail disasters, the number of dead and missing due to disasters, and direct economic losses have decreased by 43%, 58% and 20% respectively.
In addition, there were no earthquakes of magnitude 5.0 or higher in my country's mainland in August, which was significantly lower than the historical level. 13 earthquakes of magnitude 4 or higher occurred in Xinjiang and Tibet, causing no casualties or damage to houses.