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Air quality in Castro

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

Last update at 06:00, Apr 20 (local time)

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AIR QUALITY DATA SOURCE

* AQI modeled using satellite data Learn more

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06:00, Apr 20 (local time)

US AQI

35*

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	35* US AQI	PM2.5

Pollutants		Concentration
PM2.5		8.4*µg/m³

PM2.5

x1.7

PM2.5 concentration in Castro is currently 1.7 times the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Today	Good 35 AQI US		75.2° 48.2°	4.5 mp/h
Sunday, Apr 21	Good 42 AQI US		77° 51.8°	4.5 mp/h
Monday, Apr 22	Good 47 AQI US		78.8° 55.4°	6.7 mp/h
Tuesday, Apr 23	Moderate 55 AQI US		71.6° 60.8°	4.5 mp/h
Wednesday, Apr 24	Moderate 69 AQI US	60%	77° 62.6°	4.5 mp/h
Thursday, Apr 25	Moderate 73 AQI US		73.4° 64.4°	6.7 mp/h
Friday, Apr 26	Moderate 61 AQI US	30%	78.8° 60.8°	6.7 mp/h