Stay updated with real-time air quality in Petaluma, 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
Petaluma, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.50 μg/m³
0
55
155
255
425
605+
26.41 ppb
0
55
71
86
201
201+
0.88 ppb
0
36
76
186
605
1005+
1.89 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Petaluma, California
Petaluma, California
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AQI 38
Good
6.66μg/m³
PM2.5
34.47μg/m³
PM10
28.12ppb
O3
0.88ppb
SO2
1.80ppb
NO2
0.28ppm
CO
AQI 29
Good
4.43μg/m³
PM2.5
30.71μg/m³
PM10
25.27ppb
O3
0.90ppb
SO2
2.26ppb
NO2
0.31ppm
CO
AQI 30
Good
5.26μg/m³
PM2.5
25.89μg/m³
PM10
32.41ppb
O3
0.85ppb
SO2
2.27ppb
NO2
0.33ppm
CO
AQI 38
Good
6.63μg/m³
PM2.5
33.96μg/m³
PM10
30.28ppb
O3
0.88ppb
SO2
1.69ppb
NO2
0.27ppm
CO
AQI 24
Good
1.42μg/m³
PM2.5
6.04μg/m³
PM10
25.65ppb
O3
0.98ppb
SO2
2.25ppb
NO2
0.22ppm
CO
AQI 23
Good
0.44μg/m³
PM2.5
1.62μg/m³
PM10
25.08ppb
O3
0.97ppb
SO2
2.21ppb
NO2
0.20ppm
CO
Air quality data and pollutant measurements for California, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Petaluma, California is updated every hour.
The worst air quality in Petaluma, California in the last 24 hours was observed at 10:00:00 on 2025-06-06.
In the last 24 hrs, the best air quality in Petaluma, California was observed at 03:00:00 on 2025-06-06.
The current air quality in Petaluma, California is 33, categorized as Good based on real-time data.
The most common pollutant in Petaluma, California is PM2.5.
If the air quality in Petaluma, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Petaluma, California is 5.569 μg/m3.
The current PM10 concentration at Petaluma, California is 15.501 μg/m3.
The current carbon monoxide (CO) concentration at Petaluma, California is 0.309 ppm.
The current sulfur dioxide (SO2) concentration at Petaluma, California is 0.882 ppb.
The current ozone (O3) concentration at Petaluma, California is 26.408 ppm.
The current nitrogen dioxide (NO2) concentration at Petaluma, California is 1.894 ppb.
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