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Current air quality index in Rancho Mission Viejo, California today

Stay updated with real-time air quality in Rancho Mission Viejo, California featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

33

Good

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Rancho Mission Viejo, California

Last updated: ... (Local time)

Major air pollutants in Rancho Mission Viejo, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

1.27 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

4.87 μg/m³

0

55

155

255

425

605+

Ozone (O3)

35.90 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.37 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

6.00 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.22 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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Rancho Mission Viejo, California

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Real-time air quality map: Monitor AQI near Rancho Mission Viejo, California




How accurate is California, USA air quality data?

The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.


Frequently asked questions

How frequently does the air quality data for Rancho Mission Viejo, California get updated?

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Air quality updates for Rancho Mission Viejo, California are available every hour.


What time in the past 24 hours saw the poorest air quality in Rancho Mission Viejo, California?

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Rancho Mission Viejo, California experienced its worst air quality at 01:00:00, 2025-06-05.


When was air quality in Rancho Mission Viejo, California the best over the past 24 hours?

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The best air quality in Rancho Mission Viejo, California was observed at 05:00:00 on 2025-06-05.


What is the air quality in Rancho Mission Viejo, California right now?

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The air quality in Rancho Mission Viejo, California right now is Good, with an AQI of 33.


What pollutant is most frequently found in Rancho Mission Viejo, California?

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In Rancho Mission Viejo, California, O3 is the most frequently found pollutant.


What can I do if the air quality in Rancho Mission Viejo, California is poor?

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When air quality in Rancho Mission Viejo, California is compromised, staying indoors and wearing a mask can reduce health risks.


What is the PM2.5 concentration in Rancho Mission Viejo, California right now?

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Rancho Mission Viejo, California currently has a PM2.5 concentration of 1.27 μg/m3.


What is the current level of PM10 in Rancho Mission Viejo, California?

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Rancho Mission Viejo, California currently has a PM10 concentration of 4.866 μg/m3.


What is the current level of carbon monoxide (CO) in Rancho Mission Viejo, California?

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The current carbon monoxide (CO) level in Rancho Mission Viejo, California is 0.223 ppm.


What is the current level of sulfur dioxide (SO2) in Rancho Mission Viejo, California?

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The current sulfur dioxide (SO2) concentration in Rancho Mission Viejo, California is 0.371 ppb.


What is the current level of ozone (O3) in Rancho Mission Viejo, California?

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Rancho Mission Viejo, California currently has an ozone (O3) concentration of 35.901 ppm.


What is the current level of nitrogen dioxide (NO2) in Rancho Mission Viejo, California?

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The current level of nitrogen dioxide (NO2) in Rancho Mission Viejo, California is 6 ppb.


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