Stay updated with real-time air quality in Richmond, 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)
31
Good
Richmond, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.02 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.57 μg/m³
0
55
155
255
425
605+
34.18 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
7.84 ppb
0
54
101
361
1250
2050+
0.47 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Richmond, California
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AQI 31
Good
3.00μg/m³
PM2.5
12.48μg/m³
PM10
34.39ppb
O3
0.33ppb
SO2
2.56ppb
NO2
0.22ppm
CO
AQI 30
Good
2.91μg/m³
PM2.5
12.24μg/m³
PM10
32.23ppb
O3
0.37ppb
SO2
3.96ppb
NO2
0.27ppm
CO
AQI 27
Good
4.79μg/m³
PM2.5
21.02μg/m³
PM10
21.06ppb
O3
0.33ppb
SO2
12.20ppb
NO2
0.55ppm
CO
AQI 31
Good
2.77μg/m³
PM2.5
11.62μg/m³
PM10
32.62ppb
O3
0.38ppb
SO2
3.68ppb
NO2
0.26ppm
CO
AQI 27
Good
4.94μg/m³
PM2.5
21.73μg/m³
PM10
21.41ppb
O3
0.31ppb
SO2
11.87ppb
NO2
0.57ppm
CO
AQI 31
Good
2.77μg/m³
PM2.5
11.62μg/m³
PM10
32.62ppb
O3
0.38ppb
SO2
3.68ppb
NO2
0.26ppm
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 Richmond, California is updated on an hourly basis.
The worst air quality in Richmond, California was recorded at 12:00:00 on 2026-03-07.
The best air quality in Richmond, California was recorded at 06:00:00 on 2026-03-06.
The real-time air quality index in Richmond, California is 31, currently categorized as Good.
The most common pollutant in Richmond, California is O3.
If the air quality in Richmond, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Richmond, California at present are 3.019 μg/m3.
The current PM10 levels in Richmond, California are 12.568 μg/m3.
The current carbon monoxide (CO) level in Richmond, California is 0.471 ppm.
The current sulfur dioxide (SO2) levels in Richmond, California are 0.395 ppb.
The current ozone (O3) levels at Richmond, California is 34.178 ppm.
The current nitrogen dioxide (NO2) levels at Richmond, California is 7.84 ppb.
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