Wuhan, also known as Jiangcheng for short, is a prefecture-level city, provincial capital city, sub-provincial city, national central city and megacity under the jurisdiction of Hubei Province, a central city in Central China approved by the State Council, an important industrial base, science and education base and comprehensive transportation hub in China, and the headquarters of the Joint Logistics Support Force of China People's Liberation Army.

By the end of 2022, there were 13 districts in the city, with a total area of 8,569,438+05 square kilometers, a permanent population of13,739,000 and a regional GDP of1886,430,000 yuan. Wuhan is located in the east of Jianghan Plain and the middle reaches of the Yangtze River, where the Yangtze River and its largest tributary Hanshui River meet, forming a pattern of three towns and one river, criss-crossing rivers, and interweaving lakes and ports in Wuhan.

The water area accounts for a quarter of the city's total area and is rated as an international wetland city. As the economic and geographical center of China, Wuhan is known as the thoroughfare of nine provinces, the largest land, sea and air transportation hub in China and the shipping center in the middle reaches of the Yangtze River. Its high-speed rail network radiates more than half of China, making it the only city in Central China that can fly directly to five continents.

Wuhan is the core city of the Yangtze River Economic Belt, the strategic fulcrum of the rise of central China, and the experimental area of comprehensive innovation and reform. China Optics Valley is committed to building an innovation and entrepreneurship center with global influence. According to the requirements of the National Development and Reform Commission, Wuhan is accelerating the construction of a national central city supported by four functions: national economic center, high-level scientific and technological innovation center, business logistics center and international exchange center. ?

fresh water resource

Wuhan is rich in fresh water resources and is the largest city in China. The per capita water resources is about 40 times of the national average and 10 times of the global average. The total water area of Wuhan is 22 17.6 square kilometers, accounting for 26. 1% of the city's land area. There are 277 reservoirs of various types, including 3 large reservoirs and 6 medium-sized reservoirs, with a total storage capacity of 925 million cubic meters.

There are 85 1000 ponds with a storage capacity of 330 million cubic meters. According to the calculation and analysis, the static reserves of groundwater in normal years are 65.438+028 billion cubic meters, and the total surface water is 76.5438+045 billion cubic meters, including 3.8 billion cubic meters of domestic rainfall runoff and 704.7 billion cubic meters of transit passenger water. The theoretical reserve of hydropower resources is 20,000 kilowatts.