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Air quality in Hertford

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

Last update at 14:00, Apr 24 (local time)

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14:00, Apr 24 (local time)

#	station	US AQI
1	East Herts Hertford Gascoyne Way	21

14:00, Apr 24 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	21 US AQI	PM2.5

Pollutants		Concentration
PM2.5		5µg/m³
NO2		2.9µg/m³

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

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Day	Pollution level	Weather	Temperature	Wind
Sunday, Apr 21	Good 23 AQI US		48.2° 35.6°	15.7 mp/h
Monday, Apr 22	Good 27 AQI US		46.4° 35.6°	6.7 mp/h
Tuesday, Apr 23	Good 24 AQI US		48.2° 41°	13.4 mp/h
Today	Good 21 AQI US		48.2° 35.6°	13.4 mp/h
Thursday, Apr 25	Good 30 AQI US	80%	50° 33.8°	11.2 mp/h
Friday, Apr 26	Good 27 AQI US		48.2° 33.8°	6.7 mp/h
Saturday, Apr 27	Good 38 AQI US	90%	51.8° 37.4°	13.4 mp/h
Sunday, Apr 28	Good 22 AQI US	100%	55.4° 46.4°	20.1 mp/h
Monday, Apr 29	Good 29 AQI US	30%	57.2° 44.6°	11.2 mp/h
Tuesday, Apr 30	Good 40 AQI US	100%	55.4° 42.8°	13.4 mp/h