Ministry of Ecology and Environment: In the second half of April, the air quality in most parts of the country is mainly good

　　China News Service, April 15. According to the official WeChat news of the Ministry of Ecology and Environment, the results of the national air quality forecast consultation in the second half of April showed that in the second half of April, most of the country had good diffusion conditions, and the air quality was mainly good, and some parts of the country had good air quality. Light pollution process may occur in the area.

　　On April 15, 2022, China National Environmental Monitoring Station, together with the Central Meteorological Observatory, the National Air Pollution Prevention and Control Center, the Northeast, South China, Southwest, Northwest, Yangtze River Delta Regional Air Quality Prediction and Forecast Center, and the Beijing Ecological Environment Monitoring Center, launched an April In the second half of the month (16-30), the National Air Quality Forecast Conference will be held.

　　The results of the consultation showed that in the second half of April, most of the country had good diffusion conditions, and the air quality was mainly good, and there may be a mild pollution process in some areas.

Among them, there may be moderate pollution processes in East China and Northeast China, and severe and above pollution processes may occur in the northern northwest and southern Xinjiang due to the influence of sand and dust weather.

　　Beijing-Tianjin-Hebei and surrounding areas: In the second half of April, the air quality in most of the region is mainly good, and there may be a process of mild pollution locally, and the primary pollutant is PM2.5.

Among them, from 16th to 18th, the northern part is mainly good, and the central and southern parts, western Shandong, and central and northern Henan are mainly good, and there may be a mild pollution process locally; from 19 to 22, the central and southern parts, western Shandong and Henan A mild pollution process may occur in the central and northern regions; from 26 to 30, a regional O3 pollution process may occur.

　　Beijing: In the second half of April, air quality is dominated by good to mild pollution.

Among them, from 16 to 18, 24 to 26, and 28 to 30, the air quality is mainly good; from 19 to 23, there may be a process of mild O3 pollution.

　　Yangtze River Delta region: In the second half of April, air quality in most of the region is dominated by good to light pollution, and the primary pollutants are PM2.5 or O3.

Among them, from the 23rd to the 30th, most of the regions were dominated by good.

　　Jiangsu, Anhui, Shandong and Henan regions: In the second half of April, air quality in most regions is dominated by good to light pollution, and moderate pollution may occur locally. The primary pollutants are PM2.5 or O3.

Among them, from 19th to 22nd, moderate pollution may occur in inland areas; from 23rd to 30th, most of the region is dominated by good.

　　Fenwei Plain: In the second half of April, air quality in most parts of the region is dominated by good to light pollution, and the primary pollutants are PM10 or O3.

Among them, from the 17th to the 18th, affected by the upstream sand and dust transmission, there may be a short-term moderate or more pollution process locally.

　　Northeast region: In the second half of April, the air quality in most of the region is mainly good.

Among them, from 16 to 17, mild pollution may occur in some cities in southwestern Heilongjiang, central and western Jilin, and Liaoning coastal cities; on 18, mild pollution may occur locally in central and western Jilin; from 19 to 21, southwestern Heilongjiang, The air quality in central and western Jilin, eastern Inner Mongolia, and central and western Liaoning is dominated by good to light pollution, and moderate pollution may occur in central Liaoning and coastal areas; from 22 to 23, central and western Jilin, central Liaoning and some coastal cities may A mild pollution process occurs; from the 27th to the 28th, a mild pollution process may occur in central and western Jilin, central Liaoning and some coastal cities.

The primary pollutants are PM2.5, O3 or PM10.

　　South China: In the second half of April, the air quality in most of the region is mainly good.

Among them, light pollution of O3 may occur in central and western Guangdong from 15 to 16, central and eastern Hubei and central Guangdong from 20 to 22, and central and eastern Hubei from 25 to 30.

　　Southwest region: In the second half of April, the air quality in most of the region is mainly good.

Among them, from the 20th to the 23rd and from the 26th to the 27th, the Chengdu-Chongqing urban agglomeration may have a mild O3 pollution process locally.

　　Northwest region: In the second half of April, the air quality in most of the region is mainly good, and mild pollution may occur locally. The primary pollutants are PM10, PM2.5 or O3.

Among them, from 16th to 17th, Hexi and Longdong in Gansu, western Inner Mongolia, most of Ningxia, and central and northern Shaanxi were affected by the weather of blowing sand or floating dust, and severe pollution may occur in some periods; 16-18, 25-30, Xinjiang Affected by sand and dust weather, the southern Xinjiang region may experience severe and above pollution processes.