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)
27
Good
Campbell, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.13 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.96 μg/m³
0
55
155
255
425
605+
23.00 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
1.72 ppb
0
54
101
361
1250
2050+
0.15 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
5.00μg/m³
PM2.5
16.84μg/m³
PM10
23.00ppb
O3
0.40ppb
SO2
1.65ppb
NO2
0.17ppm
CO
AQI 27
Good
5.02μg/m³
PM2.5
18.10μg/m³
PM10
23.02ppb
O3
0.40ppb
SO2
1.68ppb
NO2
0.17ppm
CO
AQI 27
Good
5.18μg/m³
PM2.5
22.07μg/m³
PM10
22.88ppb
O3
0.40ppb
SO2
1.80ppb
NO2
0.14ppm
CO
AQI 27
Good
5.23μg/m³
PM2.5
22.98μg/m³
PM10
22.99ppb
O3
0.40ppb
SO2
1.82ppb
NO2
0.13ppm
CO
AQI 27
Good
5.21μg/m³
PM2.5
20.61μg/m³
PM10
22.82ppb
O3
0.40ppb
SO2
1.72ppb
NO2
0.16ppm
CO
AQI 27
Good
5.11μg/m³
PM2.5
23.07μg/m³
PM10
19.59ppb
O3
0.39ppb
SO2
2.01ppb
NO2
0.18ppm
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 02:00:00 on 2026-08-13.
The best air quality in Campbell, California was recorded at 08:00:00 on 2026-08-13.
The real-time air quality index in Campbell, California is 27, 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 5.129 μg/m3.
The current PM10 levels in Campbell, California are 19.965 μg/m3.
The current carbon monoxide (CO) level in Campbell, California is 0.155 ppm.
The current sulfur dioxide (SO2) levels in Campbell, California are 0.396 ppb.
The current ozone (O3) levels at Campbell, California is 22.997 ppm.
The current nitrogen dioxide (NO2) levels at Campbell, California is 1.723 ppb.
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