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)
33
Good
Richmond, 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+
23.89 μg/m³
0
55
155
255
425
605+
19.78 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
3.51 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Richmond, California
Richmond, California
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AQI 49
Good
9.38μg/m³
PM2.5
41.88μg/m³
PM10
19.90ppb
O3
0.49ppb
SO2
0.93ppb
NO2
0.21ppm
CO
AQI 49
Good
9.38μg/m³
PM2.5
41.89μg/m³
PM10
20.05ppb
O3
0.49ppb
SO2
1.37ppb
NO2
0.22ppm
CO
AQI 52
Moderate
10.04μg/m³
PM2.5
44.85μg/m³
PM10
15.45ppb
O3
0.32ppb
SO2
3.26ppb
NO2
0.24ppm
CO
AQI 49
Good
9.27μg/m³
PM2.5
41.37μg/m³
PM10
20.52ppb
O3
0.50ppb
SO2
1.38ppb
NO2
0.22ppm
CO
AQI 52
Moderate
9.72μg/m³
PM2.5
43.39μg/m³
PM10
15.96ppb
O3
0.29ppb
SO2
3.37ppb
NO2
0.28ppm
CO
AQI 49
Good
9.27μg/m³
PM2.5
41.37μg/m³
PM10
20.52ppb
O3
0.50ppb
SO2
1.38ppb
NO2
0.22ppm
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 2025-07-29.
The best air quality in Richmond, California was recorded at 03:00:00 on 2025-07-29.
The real-time air quality index in Richmond, California is 49, currently categorized as Good.
The most common pollutant in Richmond, California is PM2.5.
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 9.413 μg/m3.
The current PM10 levels in Richmond, California are 42.052 μg/m3.
The current carbon monoxide (CO) level in Richmond, California is 0.206 ppm.
The current sulfur dioxide (SO2) levels in Richmond, California are 0.48 ppb.
The current ozone (O3) levels at Richmond, California is 19.813 ppm.
The current nitrogen dioxide (NO2) levels at Richmond, California is 0.957 ppb.
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