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)
56
Moderate
Compton, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.16 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
54.46 μg/m³
0
55
155
255
425
605+
1.93 ppb
0
55
71
86
201
201+
0.88 ppb
0
36
76
186
605
1005+
25.95 ppb
0
54
101
361
1250
2050+
1.65 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Compton, California
Compton, California
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AQI 58
Moderate
12.61μg/m³
PM2.5
56.78μg/m³
PM10
1.99ppb
O3
0.89ppb
SO2
24.68ppb
NO2
1.69ppm
CO
AQI 56
Moderate
11.90μg/m³
PM2.5
52.72μg/m³
PM10
1.89ppb
O3
0.86ppb
SO2
26.74ppb
NO2
1.62ppm
CO
AQI 56
Moderate
12.24μg/m³
PM2.5
54.66μg/m³
PM10
1.94ppb
O3
0.88ppb
SO2
25.70ppb
NO2
1.66ppm
CO
AQI 54
Moderate
11.50μg/m³
PM2.5
50.32μg/m³
PM10
1.82ppb
O3
0.84ppb
SO2
27.94ppb
NO2
1.57ppm
CO
AQI 54
Moderate
11.34μg/m³
PM2.5
49.14μg/m³
PM10
1.79ppb
O3
0.83ppb
SO2
28.44ppb
NO2
1.55ppm
CO
AQI 56
Moderate
11.55μg/m³
PM2.5
51.13μg/m³
PM10
2.09ppb
O3
0.90ppb
SO2
27.19ppb
NO2
1.57ppm
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 08:00:00 on 2026-01-16.
The best air quality in Compton, California was recorded at 01:00:00 on 2026-01-16.
The real-time air quality index in Compton, California is 56, currently categorized as Moderate.
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 12.159 μg/m3.
The current PM10 levels in Compton, California are 54.459 μg/m3.
The current carbon monoxide (CO) level in Compton, California is 1.65 ppm.
The current sulfur dioxide (SO2) levels in Compton, California are 0.875 ppb.
The current ozone (O3) levels at Compton, California is 1.933 ppm.
The current nitrogen dioxide (NO2) levels at Compton, California is 25.948 ppb.
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