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Air quality in Frederick

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

Last update at 01:00, Apr 19 (local time)

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#	city	US AQI
1	Porterville, California	83
2	Casa Grande, Arizona	80
3	Sequoia National Park, California	80
4	Three Rivers, California	79
5	Springville, California	73
6	Anchorage, Alaska	63
7	Reston, Virginia	63
8	Marana, Arizona	62
9	Frederick, Maryland	61
10	Visalia, California	61

01:00, Apr 19 (local time)

01:00, Apr 19 (local time)

US AQI

live AQI index
Moderate

Air pollution level	Air quality index	Main pollutant
Moderate	61 US AQI	PM2.5

Pollutants		Concentration
PM2.5		17µg/m³

PM2.5

x3.4

PM2.5 concentration in Frederick is currently 3.4 times the WHO annual air quality guideline value

	Sensitive groups should reduce outdoor exercise
	Close your windows to avoid dirty outdoor air GET A MONITOR
	Sensitive groups should wear a mask outdoors GET A MASK
	Sensitive groups should run an air purifier GET AN AIR PURIFIER

Day	Pollution level	Weather	Temperature	Wind
Tuesday, Apr 16	Good 38 AQI US		68° 51.8°	8.9 mp/h
Wednesday, Apr 17	Good 41 AQI US		69.8° 55.4°	11.2 mp/h
Thursday, Apr 18	Good 41 AQI US		64.4° 46.4°	11.2 mp/h
Today	Moderate 61 AQI US	60%	64.4° 46.4°	11.2 mp/h
Saturday, Apr 20	Good 36 AQI US		59° 42.8°	15.7 mp/h
Sunday, Apr 21	Good 10 AQI US		55.4° 37.4°	8.9 mp/h
Monday, Apr 22	Good 16 AQI US		60.8° 39.2°	4.5 mp/h
Tuesday, Apr 23	Good 15 AQI US		66.2° 41°	15.7 mp/h
Wednesday, Apr 24	Good 33 AQI US	100%	55.4° 35.6°	17.9 mp/h
Thursday, Apr 25	Good 23 AQI US		53.6° 30.2°	13.4 mp/h