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Air quality in Castle Rock

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

Last update at 17:00, Jun 2 (local time)

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#	city	US AQI
1	Fort Worth, Texas	75
2	Mecca, California	74
3	Beaver, Pennsylvania	68
4	Pahrump, Nevada	68
5	Yucaipa, California	68
6	Aliquippa, Pennsylvania	66
7	Amador, California	66
8	La Crescenta-Montrose, California	66
9	San Bernardino, California	66
10	Campo, California	64

17:00, Jun 2 (local time)

#	station	US AQI
1	Delameter Road	2

17:00, Jun 2 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	2 US AQI	PM2.5

Pollutants		Concentration
PM2.5		0.3µg/m³

✓

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

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Day	Pollution level	Weather	Temperature	Wind
Thursday, May 30	Good 16 AQI US		75.2° 41°	4.5 mp/h
Friday, May 31	Good 19 AQI US		66.2° 50°	4.5 mp/h
Saturday, Jun 1	Good 10 AQI US		57.2° 51.8°	8.9 mp/h
Today	Good 2 AQI US	100%	55.4° 48.2°	8.9 mp/h
Monday, Jun 3	Good 17 AQI US	100%	64.4° 48.2°	11.2 mp/h
Tuesday, Jun 4	Good 26 AQI US		71.6° 42.8°	4.5 mp/h
Wednesday, Jun 5	Good 38 AQI US		75.2° 44.6°	6.7 mp/h
Thursday, Jun 6	Moderate 59 AQI US		84.2° 48.2°	6.7 mp/h
Friday, Jun 7	Moderate 57 AQI US	40%	77° 55.4°	6.7 mp/h
Saturday, Jun 8	Moderate 63 AQI US		68° 46.4°	6.7 mp/h