Stay updated with real-time air quality in Compton, 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)
22
Good
Compton, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.49 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.94 μg/m³
0
55
155
255
425
605+
18.58 ppb
0
55
71
86
201
201+
0.50 ppb
0
36
76
186
605
1005+
15.86 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Compton, California
Compton, California
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AQI 22
Good
4.26μg/m³
PM2.5
18.47μg/m³
PM10
21.98ppb
O3
0.65ppb
SO2
12.65ppb
NO2
0.20ppm
CO
AQI 22
Good
4.45μg/m³
PM2.5
17.79μg/m³
PM10
21.72ppb
O3
0.63ppb
SO2
12.03ppb
NO2
0.21ppm
CO
AQI 22
Good
4.36μg/m³
PM2.5
18.12μg/m³
PM10
21.86ppb
O3
0.64ppb
SO2
12.36ppb
NO2
0.20ppm
CO
AQI 27
Good
4.58μg/m³
PM2.5
17.32μg/m³
PM10
21.57ppb
O3
0.61ppb
SO2
11.58ppb
NO2
0.21ppm
CO
AQI 27
Good
4.58μg/m³
PM2.5
17.48μg/m³
PM10
21.30ppb
O3
0.59ppb
SO2
11.38ppb
NO2
0.22ppm
CO
AQI 27
Good
4.71μg/m³
PM2.5
18.25μg/m³
PM10
21.07ppb
O3
0.65ppb
SO2
12.66ppb
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 Compton, California is updated on an hourly basis.
The worst air quality in Compton, California was recorded at 11:00:00 on 2026-04-23.
The best air quality in Compton, California was recorded at 11:00:00 on 2026-04-24.
The real-time air quality index in Compton, California is 22, currently categorized as Good.
The most common pollutant in Compton, California is PM2.5.
If the air quality in Compton, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Compton, California at present are 4.485 μg/m3.
The current PM10 levels in Compton, California are 18.939 μg/m3.
The current carbon monoxide (CO) level in Compton, California is 0.301 ppm.
The current sulfur dioxide (SO2) levels in Compton, California are 0.504 ppb.
The current ozone (O3) levels at Compton, California is 18.579 ppm.
The current nitrogen dioxide (NO2) levels at Compton, California is 15.856 ppb.
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