Ecological environment

Updated:  2021-04-01


As the district's forest coverage rate improved to 69.1%, it was rated as one of the "top 10 green districts in China" in 2019. The comprehensive ambient air index was 2.93; the air quality on 345 days reached the standard, a rate of 96.9%; the annual PM2.5 concentration was 23μg /cubic meter, ranking first in the city. 

The district has rich water resources and abundant rainfall, with annual recoverable water resources of about 2.76 billion cubic meters. There are hundreds of reservoirs. One of them, the large-sized Liuxihe Reservoir in the north, was built in 1959 with an area of 14.9 sq km. It is the site of the Liuxihe National Forest Park. The Huanglongdai Reservoir is a medium-sized reservoir built next to the Liuxihe Reservoir in 1976 with an area of 4.8 sq km. It is the site of the Huanglong Lake Provincial Forest Park; other medium-sized reservoirs include Tianhu Reservoir and Maodun Reservoir. In addition, there are 12 small-sized reservoirs with water resources of more than 1 million cubic meters.

The Liuxihe River, which originates from Guifeng Mountain of Lyutian Town, is Guangzhou's mother river and the only strategic emergency water source fully located in Guangzhou. All of its 30 first-degree tributaries above the Wenquan Town section have water quality of class II or above.