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Air quality in Costa Mesa

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

Last update at 12:00, Jun 1 (local time)

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#	city	US AQI
1	Mecca, California	89
2	San Bernardino, California	87
3	Redlands, California	81
4	Yucaipa, California	81
5	Pasadena, Texas	80
6	Baytown, Texas	79
7	Pahrump, Nevada	79
8	Fontana, California	78
9	Boerne, Texas	77
10	Rancho Cucamonga, California	77

12:00, Jun 1 (local time)

#	station	US AQI
1	CCA Boston and Charleston	35
2	California Seabreeze	16

12:00, Jun 1 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	25 US AQI	PM2.5

Pollutants		Concentration
PM2.5		4.6µg/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
Wednesday, May 29	Good 42 AQI US	69.8° 59°	8.9 mp/h
Thursday, May 30	Good 33 AQI US	69.8° 57.2°	8.9 mp/h
Friday, May 31	Good 28 AQI US	66.2° 59°	8.9 mp/h
Today	Good 25 AQI US	66.2° 59°	8.9 mp/h
Sunday, Jun 2	Moderate 60 AQI US	66.2° 59°	8.9 mp/h
Monday, Jun 3	Moderate 55 AQI US	66.2° 59°	8.9 mp/h
Tuesday, Jun 4	Moderate 59 AQI US	69.8° 60.8°	8.9 mp/h
Wednesday, Jun 5	Moderate 71 AQI US	68° 60.8°	6.7 mp/h
Thursday, Jun 6	Moderate 73 AQI US	69.8° 62.6°	6.7 mp/h
Friday, Jun 7	Moderate 74 AQI US	68° 60.8°	8.9 mp/h