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Air quality of major Chinese cities -- Dec. 29

(Xinhua)

19:07, December 29, 2011

BEIJING, Dec. 29 (Xinhua) -- Report on the quality of air in 47 major Chinese cities (12:00 Dec. 28 to 12:00 Dec. 29, Beijing Time), released by the China Environmental Monitoring Center:

City Major Pollutant Air Quality Level

Beijing particulate matter II

Tianjin sulfur dioxide II

Shijiazhuang particulate matter II

Qinhuangdao particulate matter III1

Taiyuan particulate matter III1

Hohhot particulate matter III1

Shenyang particulate matter III1

Dalian particulate matter II

Changchun particulate matter II

Harbin particulate matter II

Shanghai ------------------ I

Nanjing particulate matter II

Suzhou particulate matter II

Nantong particulate matter II

Lianyungang particulate matter II

Hangzhou particulate matter II

Ningbo particulate matter II

Wenzhou particulate matter II

Hefei particulate matter II

Fuzhou particulate matter II

Xiamen particulate matter II

Nanchang particulate matter II

Jinan particulate matter II

Qingdao particulate matter II

Yantai particulate matter II

Zhengzhou particulate matter III1

Wuhan particulate matter III1

Changsha particulate matter III1

Guangzhou particulate matter III1

Shenzhen particulate matter II

Zhuhai particulate matter II

Shantou particulate matter II

Zhanjiang particulate matter II

Nanning particulate matter III1

Guilin particulate matter II

Beihai particulate matter II

Haikou ------------------ I

Chongqing particulate matter III1

Chengdu particulate matter III1

Guiyang particulate matter III1

Kunming particulate matter II

Lhasa ------------------ I

Xi'an particulate matter III1

Lanzhou particulate matter III2

Xining particulate matter III1

Yinchuan particulate matter II

Urumqi particulate matter V

The center classifies air quality in China's urban areas into five levels: level I or excellent (pollution reading: not exceeding 50), level II or fairly good (pollution reading: 51 to 100), level III or slightly polluted (pollution reading: 101 to 200), level IV or poor (pollution reading: 201 to 300), and level V or hazardous (pollution reading: over 301).

The 47 cities monitored by the center include the four municipalities of Beijing, Tianjin, Shanghai and Chongqing, provincial (or autonomous regional) capitals, and major cities in economically developed coastal areas, and tourist attractions.

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