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)
69
Moderate
Richmond, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
18.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
83.18 μg/m³
0
55
155
255
425
605+
22.86 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
2.30 ppb
0
54
101
361
1250
2050+
0.59 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
8.59μg/m³
PM2.5
37.60μg/m³
PM10
20.94ppb
O3
0.58ppb
SO2
5.16ppb
NO2
0.49ppm
CO
AQI 38
Good
7.36μg/m³
PM2.5
32.08μg/m³
PM10
20.70ppb
O3
0.46ppb
SO2
4.92ppb
NO2
0.46ppm
CO
AQI 22
Good
3.50μg/m³
PM2.5
14.65μg/m³
PM10
18.98ppb
O3
0.37ppb
SO2
5.90ppb
NO2
0.42ppm
CO
AQI 38
Good
7.39μg/m³
PM2.5
32.20μg/m³
PM10
20.71ppb
O3
0.47ppb
SO2
4.75ppb
NO2
0.45ppm
CO
AQI 19
Good
3.29μg/m³
PM2.5
13.67μg/m³
PM10
19.52ppb
O3
0.36ppb
SO2
5.52ppb
NO2
0.43ppm
CO
AQI 38
Good
7.39μg/m³
PM2.5
32.20μg/m³
PM10
20.71ppb
O3
0.47ppb
SO2
4.75ppb
NO2
0.45ppm
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 2026-08-16.
The best air quality in Richmond, California was recorded at 01:00:00 on 2026-08-16.
The real-time air quality index in Richmond, California is 69, currently categorized as Moderate.
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 18.837 μg/m3.
The current PM10 levels in Richmond, California are 83.176 μg/m3.
The current carbon monoxide (CO) level in Richmond, California is 0.589 ppm.
The current sulfur dioxide (SO2) levels in Richmond, California are 0.381 ppb.
The current ozone (O3) levels at Richmond, California is 22.865 ppm.
The current nitrogen dioxide (NO2) levels at Richmond, California is 2.302 ppb.
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