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

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.92 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.68 μg/m³
0
55
155
255
425
605+
22.92 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
4.67 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Campbell, California
Campbell, California
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AQI 27
Good
4.57μg/m³
PM2.5
21.67μg/m³
PM10
22.13ppb
O3
0.37ppb
SO2
2.96ppb
NO2
0.26ppm
CO
AQI 27
Good
4.98μg/m³
PM2.5
23.10μg/m³
PM10
22.39ppb
O3
0.37ppb
SO2
3.47ppb
NO2
0.26ppm
CO
AQI 38
Good
6.94μg/m³
PM2.5
30.39μg/m³
PM10
23.59ppb
O3
0.38ppb
SO2
5.88ppb
NO2
0.23ppm
CO
AQI 44
Good
7.54μg/m³
PM2.5
32.76μg/m³
PM10
23.97ppb
O3
0.38ppb
SO2
6.67ppb
NO2
0.23ppm
CO
AQI 33
Good
5.54μg/m³
PM2.5
25.04μg/m³
PM10
22.74ppb
O3
0.37ppb
SO2
4.17ppb
NO2
0.26ppm
CO
AQI 33
Good
6.30μg/m³
PM2.5
21.14μg/m³
PM10
22.21ppb
O3
0.36ppb
SO2
5.39ppb
NO2
0.28ppm
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 Campbell, California is updated on an hourly basis.
The worst air quality in Campbell, California was recorded at 10:00:00 on 2026-07-27.
The best air quality in Campbell, California was recorded at 06:00:00 on 2026-07-27.
The real-time air quality index in Campbell, California is 33, currently categorized as Good.
The most common pollutant in Campbell, California is PM2.5.
If the air quality in Campbell, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Campbell, California at present are 5.922 μg/m3.
The current PM10 levels in Campbell, California are 26.682 μg/m3.
The current carbon monoxide (CO) level in Campbell, California is 0.247 ppm.
The current sulfur dioxide (SO2) levels in Campbell, California are 0.377 ppb.
The current ozone (O3) levels at Campbell, California is 22.918 ppm.
The current nitrogen dioxide (NO2) levels at Campbell, California is 4.666 ppb.
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