Stay updated with real-time air quality in San Pablo, 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)
44
Good
San Pablo, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
7.67 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
34.31 μg/m³
0
55
155
255
425
605+
25.86 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
2.78 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
San Pablo, California
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AQI 44
Good
7.75μg/m³
PM2.5
34.64μg/m³
PM10
25.82ppb
O3
0.56ppb
SO2
2.89ppb
NO2
0.31ppm
CO
AQI 44
Good
7.63μg/m³
PM2.5
33.95μg/m³
PM10
25.91ppb
O3
0.53ppb
SO2
2.99ppb
NO2
0.34ppm
CO
AQI 44
Good
7.62μg/m³
PM2.5
33.91μg/m³
PM10
26.17ppb
O3
0.52ppb
SO2
2.86ppb
NO2
0.33ppm
CO
AQI 44
Good
7.62μg/m³
PM2.5
33.91μg/m³
PM10
26.17ppb
O3
0.52ppb
SO2
2.86ppb
NO2
0.33ppm
CO
AQI 49
Good
8.73μg/m³
PM2.5
38.53μg/m³
PM10
22.73ppb
O3
0.41ppb
SO2
5.51ppb
NO2
0.53ppm
CO
AQI 52
Moderate
9.55μg/m³
PM2.5
42.30μg/m³
PM10
22.82ppb
O3
0.40ppb
SO2
5.69ppb
NO2
0.51ppm
CO
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
Air quality data for San Pablo, California is updated on an hourly basis.
The worst air quality in San Pablo, California was recorded at 03:00:00 on 2026-03-09.
The best air quality in San Pablo, California was recorded at 04:00:00 on 2026-03-09.
The real-time air quality index in San Pablo, California is 44, currently categorized as Good.
The most common pollutant in San Pablo, California is PM2.5.
If the air quality in San Pablo, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in San Pablo, California at present are 7.674 μg/m3.
The current PM10 levels in San Pablo, California are 34.307 μg/m3.
The current carbon monoxide (CO) level in San Pablo, California is 0.309 ppm.
The current sulfur dioxide (SO2) levels in San Pablo, California are 0.626 ppb.
The current ozone (O3) levels at San Pablo, California is 25.859 ppm.
The current nitrogen dioxide (NO2) levels at San Pablo, California is 2.782 ppb.
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