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Air quality in San Marcos

Air quality index (AQI) and PM2.5 air pollution in San Marcos

Last update at 00:00, Apr 18 (local time)

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#	city	US AQI
1	Porterville, California	104
2	Visalia, California	104
3	Palm Desert, California	85
4	Three Rivers, California	81
5	Deschutes River Woods, Oregon	80
6	Bakersfield, California	79
7	Allentown, Pennsylvania	78
8	Corpus Christi, Texas	68
9	Lewisville, Texas	68
10	Bethlehem, Pennsylvania	67

00:00, Apr 18 (local time)

00:00, Apr 18 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	7 US AQI	PM2.5

Pollutants		Concentration
PM2.5		1.8µg/m³

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PM2.5 concentration in San Marcos air currently meets the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Monday, Apr 15	Good 8 AQI US		71.6° 51.8°	8.9 mp/h
Tuesday, Apr 16	Good 12 AQI US		71.6° 53.6°	8.9 mp/h
Wednesday, Apr 17	Good 11 AQI US		69.8° 53.6°	8.9 mp/h
Today	Good 7 AQI US		69.8° 53.6°	8.9 mp/h
Friday, Apr 19	Good 29 AQI US		68° 53.6°	8.9 mp/h
Saturday, Apr 20	Good 28 AQI US		69.8° 51.8°	8.9 mp/h
Sunday, Apr 21	Good 27 AQI US		71.6° 55.4°	8.9 mp/h
Monday, Apr 22	Good 19 AQI US		66.2° 55.4°	11.2 mp/h
Tuesday, Apr 23	Good 16 AQI US	20%	60.8° 55.4°	8.9 mp/h
Wednesday, Apr 24	Good 14 AQI US	20%	60.8° 51.8°	8.9 mp/h