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Air quality in Costa Mesa

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

Last update at 14:00, May 17 (local time)

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#	city	US AQI
1	Thibodaux, Louisiana	111
2	San Bernardino, California	90
3	Hammond, Indiana	86
4	Yucaipa, California	85
5	Chicago, Illinois	81
6	Burns Harbor, Indiana	80
7	Indio, California	80
8	Redlands, California	80
9	La Crescenta-Montrose, California	78
10	Fontana, California	77

14:00, May 17 (local time)

#	station	US AQI
1	CCA Boston and Charleston	21
2	California Seabreeze	10

14:00, May 17 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	16 US AQI	PM2.5

Pollutants		Concentration
PM2.5		2.8µg/m³

✓

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

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Day	Pollution level	Temperature	Wind
Tuesday, May 14	Good 20 AQI US	64.4° 57.2°	11.2 mp/h
Wednesday, May 15	Good 19 AQI US	64.4° 59°	8.9 mp/h
Thursday, May 16	Good 16 AQI US	64.4° 59°	8.9 mp/h
Today	Good 16 AQI US	64.4° 59°	8.9 mp/h
Saturday, May 18	Good 33 AQI US	62.6° 57.2°	11.2 mp/h
Sunday, May 19	Good 35 AQI US	62.6° 57.2°	11.2 mp/h
Monday, May 20	Good 44 AQI US	62.6° 57.2°	11.2 mp/h
Tuesday, May 21	Good 29 AQI US	64.4° 57.2°	8.9 mp/h
Wednesday, May 22	Good 24 AQI US	64.4° 57.2°	11.2 mp/h
Thursday, May 23	Good 43 AQI US	62.6° 59°	11.2 mp/h
Friday, May 24	Good 27 AQI US	62.6° 57.2°	11.2 mp/h