Real-time air quality index in Sonoma, California today
Stay updated with real-time air quality in Sonoma, 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)
38
Good
Sonoma, California
Last updated: ... (Local time)
Common air pollutants in Sonoma, California
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
6.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
26.60 μg/m³
0
55
155
255
425
605+
Ozone (O3)
41.17 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.53 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
1.58 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Sonoma, California
Sonoma, California
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Sonoma, California air quality map: Real-time AQI near you
Air quality in nearby cities
Napa, California
AQI 38
Good
7.32μg/m³
PM2.5
28.33μg/m³
PM10
40.30ppb
O3
0.51ppb
SO2
1.63ppb
NO2
0.26ppm
CO
Petaluma, California
AQI 38
Good
6.82μg/m³
PM2.5
26.64μg/m³
PM10
41.40ppb
O3
0.55ppb
SO2
1.88ppb
NO2
0.25ppm
CO
American Canyon, California
AQI 36
Good
5.65μg/m³
PM2.5
24.84μg/m³
PM10
38.52ppb
O3
0.45ppb
SO2
1.60ppb
NO2
0.22ppm
CO
Rohnert Park, California
AQI 49
Good
8.94μg/m³
PM2.5
21.95μg/m³
PM10
42.20ppb
O3
0.53ppb
SO2
1.70ppb
NO2
0.23ppm
CO
Novato, California
AQI 44
Good
7.53μg/m³
PM2.5
33.95μg/m³
PM10
38.67ppb
O3
0.58ppb
SO2
2.14ppb
NO2
0.27ppm
CO
Vallejo, California
AQI 36
Good
6.25μg/m³
PM2.5
27.73μg/m³
PM10
38.98ppb
O3
0.40ppb
SO2
1.50ppb
NO2
0.20ppm
CO
How accurate is California, USA air quality data?
Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Frequently asked questions
How frequently is the air quality data for Sonoma, California updated?
Air quality data for Sonoma, California is updated on an hourly basis.
When did Sonoma, California experience the worst air quality in the last 24 hours?
The worst air quality in Sonoma, California was recorded at 09:00:00 on 2026-04-25.
When did Sonoma, California have its best air quality in the last 24 hours?
The best air quality in Sonoma, California was recorded at 04:00:00 on 2026-04-25.
What is the real-time air quality index for Sonoma, California?
The real-time air quality index in Sonoma, California is 38, currently categorized as Good.
Which pollutant is found most often in Sonoma, California?
The most common pollutant in Sonoma, California is O3.
What can I do if the air quality in Sonoma, California is poor?
If the air quality in Sonoma, California is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Sonoma, California?
The measured PM2.5 levels in Sonoma, California at present are 6.578 μg/m3.
What are the current PM10 levels at Sonoma, California?
The current PM10 levels in Sonoma, California are 26.604 μg/m3.
What are the current carbon monoxide (CO) levels at Sonoma, California?
The current carbon monoxide (CO) level in Sonoma, California is 0.254 ppm.
What are the current sulfur dioxide (SO2) levels at Sonoma, California?
The current sulfur dioxide (SO2) levels in Sonoma, California are 0.533 ppb.
What are the current ozone (O3) levels at Sonoma, California?
The current ozone (O3) levels at Sonoma, California is 41.173 ppm.
What are the current nitrogen dioxide (NO2) levels at Sonoma, California?
The current nitrogen dioxide (NO2) levels at Sonoma, California is 1.584 ppb.
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