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12-7 Ambient Air Quality in Main Cities (2004)


(milligram/cu.m)
City Paticulate Sulphur Nitrogen Days of Air Quality
Matters Dioxide Dioxide Equal to or Above
Grade II (days)
 
Beijing 0.149 0.055 0.071 229
Tianjin 0.111 0.073 0.052 299
Shijiazhuang 0.123 0.087 0.042 279
Taiyuan 0.175 0.087 0.022 224
Hohhot 0.080 0.045 0.038 311
Shenyang 0.137 0.052 0.035 301
Dalian 0.085 0.013 0.032 345
Harbin 0.113 0.042 0.060 298
Shanghai 0.099 0.055 0.062 311
Nanjing 0.121 0.045 0.055 295
Hangzhou 0.110 0.049 0.055 292
Hefei 0.110 0.013 0.017 313
Fuzhou 0.074 0.010 0.041 358
Nanchang 0.099 0.057 0.029 330
Jinan 0.149 0.045 0.038 210
Zhengzhou 0.111 0.057 0.037 298
Wuhan 0.130 0.048 0.054 247
Changsha 0.140 0.084 0.033 219
Guangzhou 0.099 0.077 0.073 304
Nanning 0.078 0.061 0.034 348
Haikou 0.033 0.007 0.013 366
Chongqing 0.142 0.113 0.067 243
Chengdu 0.115 0.067 0.048 309
Guiyang 0.083 0.094 0.024 337
Kunming 0.085 0.069 0.040 351
Lhasa 0.052 0.003 0.020 358
Xi'an 0.142 0.049 0.033 260
Lanzhou 0.172 0.071 0.045 204
Xining 0.127 0.024 0.027 280
Yinchuan 0.122 0.054 0.040 323
Urumqi 0.114 0.102 0.058 258
 


http://www.allcountries.org/china_statistics/ 12_7_ambient_air_quality_in_main.html

These tables are based on figures supplied by the National Bureau Of Statistics of the The Peoples Republic Of China and are subject to revision by the National Bureau of Statistics of China.

Copyright © 2006 Photius Coutsoukis and Information Technology Associates, all rights reserved.

Revised 26-April-2006