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Air quality in Piedras Negras

Air quality index (AQI) and PM2.5 air pollution in Piedras Negras

Last update at 22:00, Apr 24 (local time)

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#	city	US AQI
1	Celaya, Guanajuato	112
2	Leon, Guanajuato	87
3	Irapuato, Guanajuato	86
4	Guadalajara, Jalisco	76
5	Salamanca, Guanajuato	74
6	General Escobedo, Nuevo Leon	65
7	San Nicolas de los Garza, Nuevo Leon	57
8	Monterrey, Nuevo Leon	52
9	Cadereyta Jimenez, Nuevo Leon	51
10	Santa Catarina, Nuevo Leon	48

22:00, Apr 24 (local time)

US AQI

41*

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	41* US AQI	PM2.5

Pollutants		Concentration
PM2.5		9.8*µg/m³

PM2.5

PM2.5 concentration in Piedras Negras is currently 2 times the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Today	Good 41 AQI US		91.4° 69.8°	20.1 mp/h
Friday, Apr 26	Good 41 AQI US	90%	93.2° 69.8°	15.7 mp/h
Saturday, Apr 27	Good 46 AQI US		98.6° 73.4°	20.1 mp/h
Sunday, Apr 28	Moderate 51 AQI US	50%	91.4° 73.4°	22.4 mp/h
Monday, Apr 29	Moderate 61 AQI US	80%	87.8° 69.8°	8.9 mp/h
Tuesday, Apr 30	Moderate 57 AQI US	100%	86° 71.6°	13.4 mp/h
Wednesday, May 1	Moderate 62 AQI US	100%	78.8° 71.6°	20.1 mp/h