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Air quality near 42 Castanea Ridge Road, San Mateo

Air quality index (AQI) and PM2.5 air pollution near 42 Castanea Ridge Road, San Mateo

NO CURRENT DATAThis station has stopped providing data. Last update 12:00, Jan 16 (local time)

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Data source: PurpleAir

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#	city	US AQI
1	North Charleston, South Carolina	60
2	Indio, California	58
3	Strawberry, California	58
4	Coachella, California	57
5	Bass Lake, California	56
6	Conway, South Carolina	56
7	Pahrump, Nevada	56
8	Charleston, South Carolina	55
9	Lake Arrowhead, California	55
10	Ocala, Florida	55

12:00, Jan 16 (local time)

#	station	US AQI
1	37th Avenue	21
2	Church Avenue	20
3	238 41st Avenue	17
4	7th Avenue	17
5	Meowchi Heaven - Park Place - San Mateo	17
6	North Central-3rd Ave and S Grant St	17
7	North Central	16
8	Parkside Area	16
9	Saint Matthew's Avenue	16
10	Stratford Way	16

12:00, Jan 16 (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		1.7µg/m³

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Day	Pollution level	Weather	Temperature	Wind
Monday, Jan 15	Good 10 AQI US	100%	51.8° 41°	4.5 mp/h
Tuesday, Jan 16	Good 15 AQI US	100%	51.8° 41°	4.5 mp/h
Wednesday, Jan 17	Good 24 AQI US		55.4° 41°	2.2 mp/h
Thursday, Jan 18	Good 19 AQI US	100%	50° 44.6°	6.7 mp/h
Friday, Jan 19	Good 10 AQI US	100%	48.2° 42.8°	6.7 mp/h
Saturday, Jan 20	Good 5 AQI US	100%	46.4° 42.8°	8.9 mp/h
Sunday, Jan 21	Good 5 AQI US	100%	50° 44.6°	6.7 mp/h
Monday, Jan 22	Good 4 AQI US	40%	53.6° 44.6°	2.2 mp/h