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Current air quality index in Suisun City, California today

Stay updated with real-time air quality in Suisun City, 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)

23

Good

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Suisun City, California

Last updated: ... (Local time)

Major air pollutants in Suisun City, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

4.35 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

20.45 μg/m³

0

55

155

255

425

605+

Ozone (O3)

25.30 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.59 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

1.99 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.33 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

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Suisun City, California

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Real-time air quality map: Monitor AQI near Suisun City, 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 Suisun City, California get updated?

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Air quality updates for Suisun City, California are available every hour.


What time in the past 24 hours saw the poorest air quality in Suisun City, California?

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Suisun City, California experienced its worst air quality at 03:00:00, 2025-06-05.


When was air quality in Suisun City, California the best over the past 24 hours?

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The best air quality in Suisun City, California was observed at 10:00:00 on 2025-06-06.


What is the air quality in Suisun City, California right now?

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The air quality in Suisun City, California right now is Good, with an AQI of 23.


What pollutant is most frequently found in Suisun City, California?

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In Suisun City, California, O3 is the most frequently found pollutant.


What can I do if the air quality in Suisun City, California is poor?

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When air quality in Suisun City, California is compromised, staying indoors and wearing a mask can reduce health risks.


What is the PM2.5 concentration in Suisun City, California right now?

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Suisun City, California currently has a PM2.5 concentration of 4.346 μg/m3.


What is the current level of PM10 in Suisun City, California?

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Suisun City, California currently has a PM10 concentration of 20.454 μg/m3.


What is the current level of carbon monoxide (CO) in Suisun City, California?

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The current carbon monoxide (CO) level in Suisun City, California is 0.33 ppm.


What is the current level of sulfur dioxide (SO2) in Suisun City, California?

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The current sulfur dioxide (SO2) concentration in Suisun City, California is 0.586 ppb.


What is the current level of ozone (O3) in Suisun City, California?

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Suisun City, California currently has an ozone (O3) concentration of 25.302 ppm.


What is the current level of nitrogen dioxide (NO2) in Suisun City, California?

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The current level of nitrogen dioxide (NO2) in Suisun City, California is 1.991 ppb.


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