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Air quality in Signal Hill

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

Last update at 12:00, Apr 28 (local time)

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#	city	US AQI
1	Corpus Christi, Texas	62
2	Harrisburg, Pennsylvania	62
3	Lancaster, Pennsylvania	59
4	The Woodlands, Texas	59
5	Carlisle, Pennsylvania	58
6	Elizabethtown, Pennsylvania	58
7	Galveston, Texas	58
8	Kalamazoo, Michigan	57
9	Allentown, Pennsylvania	55
10	Ann Arbor, Michigan	52

12:00, Apr 28 (local time)

#	station	US AQI
1	East Hill Street	27
2	CCA 19th and Molino	19

12:00, Apr 28 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	23 US AQI	PM2.5

Pollutants		Concentration
PM2.5		5.5µg/m³

PM2.5

x1.1

PM2.5 concentration in Signal Hill is currently 1.1 times the WHO annual air quality guideline value

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Day	Pollution level	Temperature	Wind
Thursday, Apr 25	Good 18 AQI US	66.2° 55.4°	22.4 mp/h
Friday, Apr 26	Good 21 AQI US	66.2° 55.4°	11.2 mp/h
Saturday, Apr 27	Good 25 AQI US	66.2° 55.4°	8.9 mp/h
Today	Good 23 AQI US	66.2° 55.4°	8.9 mp/h
Monday, Apr 29	Good 36 AQI US	68° 59°	8.9 mp/h
Tuesday, Apr 30	Good 41 AQI US	68° 59°	8.9 mp/h
Wednesday, May 1	Good 36 AQI US	66.2° 59°	8.9 mp/h
Thursday, May 2	Good 23 AQI US	77° 59°	13.4 mp/h
Friday, May 3	Good 25 AQI US	75.2° 64.4°	11.2 mp/h
Saturday, May 4	Moderate 59 AQI US	66.2° 57.2°	11.2 mp/h