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Air quality in Lake San Marcos

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

Last update at 17:00, Apr 19 (local time)

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#	city	US AQI
1	Yucaipa, California	78
2	Lake Arrowhead, California	77
3	Three Rivers, California	76
4	South Gate, California	72
5	San Gabriel, California	69
6	Corpus Christi, Texas	68
7	Redlands, California	68
8	The Woodlands, Texas	68
9	Altadena, California	67
10	La Crescenta-Montrose, California	66

17:00, Apr 19 (local time)

#	station	US AQI
1	La Reina Drive	15

17:00, Apr 19 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	15 US AQI	PM2.5

Pollutants		Concentration
PM2.5		3.6µg/m³

✓

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

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Day	Pollution level	Temperature	Wind
Tuesday, Apr 16	Good 12 AQI US	71.6° 53.6°	8.9 mp/h
Wednesday, Apr 17	Good 17 AQI US	68° 53.6°	11.2 mp/h
Thursday, Apr 18	Good 20 AQI US	64.4° 53.6°	11.2 mp/h
Today	Good 15 AQI US	66.2° 51.8°	11.2 mp/h
Saturday, Apr 20	Good 31 AQI US	71.6° 55.4°	8.9 mp/h
Sunday, Apr 21	Good 41 AQI US	68° 55.4°	8.9 mp/h
Monday, Apr 22	Good 19 AQI US	64.4° 53.6°	8.9 mp/h
Tuesday, Apr 23	Good 14 AQI US	62.6° 51.8°	11.2 mp/h
Wednesday, Apr 24	Good 18 AQI US	62.6° 53.6°	11.2 mp/h
Thursday, Apr 25	Good 16 AQI US	60.8° 55.4°	13.4 mp/h