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Table 1 Summary of PM2.5 standards in selected countries (in μg/m3)

From: Implementing the US air quality standard for PM2.5 worldwide can prevent millions of premature deaths per year

Countries/Unions PM2.5 annual mean (μgm-3) Status Source
European Union 25 Adopted EU, Air Quality Directive, 2008/50/EC
United States 12 Adopted EPA Regulatory Actions, 2014
Canada 10 Adopted Canadian Ambient Air Quality Standards, 2014
Colombia 25 Adopted Green, J. and Sánchez S., 2012
Chile 20 Adopted Green, J. and Sánchez S., 2012
Equador 15 Adopted Green, J. and Sánchez S., 2012
El Salvador 15 Adopted Green, J. and Sánchez S., 2012
Mexico 15 Adopted Green, J. and Sánchez S., 2012
Puerto Rico 15 Adopted Green, J. and Sánchez S., 2012
Rep of Dominica 15 Adopted Green, J. and Sánchez S., 2012
Argentina (Buenos Aires) 15 Adopted Green, J. and Sánchez S., 2012
Bolivia (La Paz) 10 Adopted Green, J. and Sánchez S., 2012
Australia 8 Adopted Australian Gov., Dep. of the Environment and Heritage
China (Beijing) 35 Proposed CAI-Asia, Particulate Matter Standards in Asia, 2010
India 40 Proposed CAI-Asia, Particulate Matter Standards in Asia, 2010
Japan 15 Proposed Environmental Quality Standards in Japan, 2014
Pakistan 15 Proposed CAI-Asia, Particulate Matter Standards in Asia, 2010
Bangladesh 15 Proposed CAI-Asia, Particulate Matter Standards in Asia, 2010
Saudi Arabia 15 Proposed Kingdom of Saudi Arabia: National Env. Standard, 2014
WHO 10 Guideline World Health Organization Air Quality Guidelines 2005