Transparent blue sky and fresh air
It is the most intuitive embodiment of a city's air quality
recently
Issued by the Provincial Department of Ecology and Environment
From January to May this year, there were 14 prefecture-level cities in the province
Ambient air quality status ranking
Gannan's ambient air quality "report card" is the most eye-catching
No. 1 overall
Issued by the Provincial Department of Ecology and Environment
From January to May 2024, there will be 14 prefecture-level cities in the province
Ambient air quality status ranking
From January to May 2024, the proportion of good days in the 14 prefecture-level cities in the province is 81.6%; The average PM2.5 concentration was 32 micrograms per cubic meter; The average PM10 concentration was 65 micrograms per cubic meter; The mean SO2 concentration was 12 μg/m3; The average concentration of NO2 was 20 micrograms/cubic meter; The mean CO concentration was 1.2 mg/m3; 03 The average concentration was 134 μg/m3.
From January to May 2024, the comprehensive ranking of ambient air quality in 14 prefecture-level cities in the province will be from high to low: Gannan Prefecture, Jiayuguan City, Jiuquan City, Longnan City, Zhangye City, Jinchang City, Qingyang City, Dingxi City, Linxia Prefecture, Tianshui City, Wuwei City, Pingliang City, Baiyin City, and Lanzhou City.
From January to May 2024, the ambient air quality improvement of 14 prefecture-level cities in the province ranked from good to poor: Linxia Prefecture, Zhangye City, Jiuquan City, Jiayuguan City, Dingxi City, Pingliang City, Tianshui City, Wuwei City, Lanzhou City, Baiyin City, Jinchang City, Gannan Prefecture, Longnan City, and Qingyang City.
Description: 1. The ambient air quality comprehensive index comprehensively considers the pollution degree of PM10, PM2.5, S02, N02, CO and 03. 2. The higher the ranking of the ambient air quality composite index, the better the ambient air quality of the region. 3. The higher the name of the main pollutant item, the higher the proportion of the pollutant as the main pollutant. "/" indicates that the city's air quality meets the standard.