Latin American Air Pollution Statistics

About the Air Quality Levels

AQI	Air Pollution Level	Health Implications	Cautionary Statement (for PM2.5)
0 - 50	Good	Air quality is considered satisfactory, and air pollution poses little or no risk	None
51 -100	Moderate	Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.	Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150	Unhealthy for Sensitive Groups	Members of sensitive groups may experience health effects. The general public is not likely to be affected.	Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200	Unhealthy	Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects	Active children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300	Very Unhealthy	Health warnings of emergency conditions. The entire population is more likely to be affected.	Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+	Hazardous	Health alert: everyone may experience more serious health effects	Everyone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.

Worst
	Jurisdicción Sanitaria, Monclova, Coahuila, Mexico on 2017-06-23 08:00:00 graph 0	869
	Estación de Bomberos de Cd. Sahagún, Tepeapulco, Hidalgo, Mexico on 2017-06-23 07:00:00 graph 1	694
	CONALEP, Torreón, Coahuila, Mexico on 2017-06-23 07:00:00 graph 2	500
	García, Nuevo Leon, Mexico on 2017-06-23 07:00:00 graph 3	234
	Coyhaique, Chile on 2017-06-23 06:00:00 graph 4	230
	Tlaquepaque, Guadalajara, Mexico on 2017-06-23 08:00:00 graph 5	144
	Santa Gertrudes, São Paulo, Brazil on 2017-06-23 08:00:00 graph 6	139
	Campestre, Gómez Palacio, Durango, Mexico on 2017-06-23 08:00:00 graph 7	137
	Estación Móvil - Estación metro La Estrella, Medellín, Colombia on 2017-06-22 13:00:00 graph 8	129
	San Mateo Atenco, Toluca, Mexico on 2017-06-23 08:00:00 graph 9	127

Best
	Santos, São Paulo, Brazil on 2017-06-23 08:00:00 graph 0	2
	Santana, São Paulo, Brazil on 2017-06-23 06:00:00 graph 1	2
	Itaquera, São Paulo, Brazil on 2017-06-23 07:00:00 graph 2	5
	Centro de Alto Rendimiento, Bogota, Colombia on 2017-06-23 08:00:00 graph 3	6
	Capão Redondo, São Paulo, Brazil on 2017-06-23 08:00:00 graph 4	6
	Mauá, São Paulo, Brazil on 2017-06-23 08:00:00 graph 5	8
	Paulínia-Sul, São Paulo, Brazil on 2017-06-23 08:00:00 graph 6	8
	Apodaca, Nuevo Leon, Mexico on 2017-06-23 08:00:00 graph 7	8
	Universidad de Talca, Chile on 2017-06-23 06:00:00 graph 8	8
	S.André-Paço Municipal, São Paulo, Brazil on 2017-06-23 08:00:00 graph 9	13

Top 10 Best and Worst Air Quality in Latin America