1. Qiantang River The Qiantang River water source in Hangzhou is 29.2 kilometers long, including 22 kilometers in the first-class protection area and 7.2 kilometers in the second-class protection area. The land reserve is ***8 1. 165 square kilometers, of which the primary reserve is 1.555 square kilometers, the secondary reserve is 4.65 square kilometers, and the quasi-reserve is 74.96 square kilometers.
2. Dongtiaoxi. Dongtiaoxi is the only centralized drinking water source in Yuhang District and an important drinking water source in Hangzhou. The East Tiaoxi River is the main stream, which is formed by the confluence of South Tiaoxi, Middle Tiaoxi and North Tiaoxi in Pingyao Town, Yuhang District. There are four centralized drinking water intakes (Pingyao Water Plant, Xiangfu Water Plant, Zhangshan Water Plant and Renhe Water Plant) on the main stream of Dongtiaoxi River, with a total water intake capacity of 800,000 tons/day.
Yuhang District, which belongs to Hangzhou, Zhejiang Province, is located in the west and north of Hangzhou, at the southern end of Hangjiahu Plain, with the Beijing-Hangzhou Grand Canal in the east, Tianmu Mountain in the west, Qiantang River in the south, Shao Xi in the east, Linshu District and Xihu District in the east, Linping District in the northeast, Lin 'an District in the west, Fuyang District in the southwest, Deqing County in the north and Anji County in the northwest.
The total area is 940 square kilometers. By the end of 2022, the registered population in Yuhang District was 729 1 10,000; Jurisdiction over 7 streets and 5 towns; The district government is located in Cang Qian Street. In the twenty-fifth year of the King of Qin (the first 222 years), Huiji County was established in Qiantang (including Hangzhou) and Yuhang (Qiantang (Qiantang was changed to Qiantang several times in the Tang Dynasty and Hangzhou County in the Republic of China).
1April, 1994, Yuhang County was abolished and Yuhang City was established at the county level. On February 2, 200 1 year, Yuhang City was removed from the city and divided into districts. On April 9, 20021year, the original Yuhang District was abolished and a new Yuhang District was established. Yuhang District is the gateway of Hangzhou to Shanghai, Jiangsu and Anhui within the coverage of regional central cities such as Shanghai, Hangzhou, Nanjing and Ningbo 1 hour high-speed rail traffic circle and 2-hour expressway traffic circle.
Yuhang District is an ancient cultural city, the site of Liangzhu ancient city, the holy land of Chinese civilization and the birthplace of Liangzhu culture, with Liangzhu culture of 5000 years, Canal culture of 2000 years and Jingshan Zen tea culture of 1000 years. The discovery of Liangzhu ancient city pushed the prehistoric construction of Hangzhou for three thousand years. 20 19, the site of Liangzhu ancient city was successfully applied for.