Home News This year, Beijing experienced 122 days of super-long flood season and accumulated rainfall the most in 60 years.

This year, Beijing experienced 122 days of super-long flood season and accumulated rainfall the most in 60 years.

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Source Title: This year, Beijing has experienced 122 days of super-long flood season and the accumulated rainfall is the most in 60 years

China News Agency, Beijing, November 30 (Reporter Chen Hang) This year, Beijing has experienced 122 days of “ultra-long flood season”. A total of 79 rains occurred from June 1 to September 30. The cumulative rainfall has been 60 years. most.

Yang Jinhuai, deputy director and spokesperson of the Beijing Municipal Water Affairs Bureau, mentioned the above at a series of press conferences on the host city of the 2022 Winter Olympics and Paralympics in Beijing on the 30th.

The flood control period in Beijing is from June 1 to September 15 each year. Considering that there are obviously more severe convective weather in the Haihe River Basin this year, after September 15 this year, Beijing’s flood control work will be extended to September 30 in accordance with the management of the flood season.

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Yang Jinhuai said that Beijing has experienced 122 days of “ultra-long flood season” this year, which has brought great challenges to flood prevention and has also given a “gift” to this super-large water-scarce city.

He said that from June 1 to September 30, there were 79 rainfalls in Beijing. The average rainfall reached 10 rains of the magnitude of heavy rain and above. The average rainfall of the city was 792.6 mm, which was nine times more than the same period of normal years and the same period of the past decade. In Chenghe and Qicheng, the accumulated rainfall is the highest in 60 years, and the amount of water resources formed by rainfall exceeds 5.6 billion cubic meters.

In order to convert precipitation into effective water resources, Beijing adopts the principle of “high water use, low water use” ecological replenishment principle, focusing on ensuring urban domestic water, groundwater replenishment, and ecological replenishment of rivers and lakes.

Yang Jinhuai said that through systematic ecological water replenishment, the five major rivers of Yongding River, Chaobai River, Beiyunhe River, Tanghe River and Juma River have realized the full flow of water into the sea. So far, Beijing has added 23 rivers with water, increased the length of rivers with water by 418 kilometers, and increased the water surface by 32 square kilometers. The water storage capacity of Miyun Reservoir reached 3.359 billion cubic meters, breaking the highest record in history.

At the same time, Beijing’s groundwater level has rebounded for six consecutive years. As of November 19, the average buried depth of groundwater in Beijing’s plains was 16.93 meters. The groundwater level rose 4.98 meters from the beginning of the year. “To the ground” goal.

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