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Air quality in Ontario

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

Last update at 03:00, Apr 27 (local time)

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#	city	US AQI
1	Boerne, Texas	97
2	Georgetown, Texas	96
3	San Antonio, Texas	94
4	Leander, Texas	90
5	Austin, Texas	87
6	Round Rock, Texas	85
7	Yosemite Np Turtleback Dome, California	83
8	Phoenix, Arizona	81
9	Maricopa, Arizona	79
10	New Braunfels, Texas	76

03:00, Apr 27 (local time)

#	station	US AQI
1	Ontario May Roberts Elementary School	10
2	Owyhee Dead Ox Ontario	7

03:00, Apr 27 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	8 US AQI	PM2.5

Pollutants		Concentration
PM2.5		2.1µg/m³

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

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Day	Pollution level	Weather	Temperature	Wind
Wednesday, Apr 24	Good 12 AQI US		68° 44.6°	20.1 mp/h
Thursday, Apr 25	Good 10 AQI US		64.4° 44.6°	15.7 mp/h
Friday, Apr 26	Good 10 AQI US		64.4° 44.6°	8.9 mp/h
Today	Good 8 AQI US		64.4° 44.6°	8.9 mp/h
Sunday, Apr 28	Good 5 AQI US		62.6° 42.8°	8.9 mp/h
Monday, Apr 29	Good 7 AQI US		55.4° 39.2°	20.1 mp/h
Tuesday, Apr 30	Good 5 AQI US		57.2° 33.8°	8.9 mp/h
Wednesday, May 1	Good 5 AQI US	30%	53.6° 37.4°	15.7 mp/h
Thursday, May 2	Good 4 AQI US		59° 35.6°	4.5 mp/h
Friday, May 3	Good 4 AQI US		64.4° 42.8°	4.5 mp/h