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Air quality in Williamstown

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

Last update at 05:00, Jun 2 (local time)

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#	city	US AQI
1	Mecca, California	92
2	Palm Desert, California	86
3	Corpus Christi, Texas	80
4	Glendora, California	74
5	Pahrump, Nevada	74
6	Rancho Cucamonga, California	72
7	Claremont, California	71
8	Yucaipa, California	69
9	Oak Hills, California	68
10	Campo, California	66

05:00, Jun 2 (local time)

#	station	US AQI
1	Williamstown Station	32
2	Pine Cobble Road	28

05:00, Jun 2 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	30 US AQI	PM2.5

Pollutants		Concentration
PM2.5		5.5µg/m³

PM2.5

x1.1

PM2.5 concentration in Williamstown is currently 1.1 times the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Thursday, May 30	Good 22 AQI US		69.8° 44.6°	11.2 mp/h
Friday, May 31	Good 25 AQI US		75.2° 48.2°	6.7 mp/h
Saturday, Jun 1	Good 29 AQI US		78.8° 51.8°	6.7 mp/h
Today	Good 30 AQI US		78.8° 51.8°	6.7 mp/h
Monday, Jun 3	Moderate 60 AQI US		77° 59°	6.7 mp/h
Tuesday, Jun 4	Moderate 62 AQI US	50%	77° 55.4°	4.5 mp/h
Wednesday, Jun 5	Moderate 60 AQI US	40%	73.4° 55.4°	8.9 mp/h
Thursday, Jun 6	Moderate 71 AQI US	100%	78.8° 60.8°	6.7 mp/h
Friday, Jun 7	Moderate 62 AQI US	100%	71.6° 55.4°	6.7 mp/h
Saturday, Jun 8	Good 18 AQI US		73.4° 51.8°	8.9 mp/h