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

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.68 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
44.25 μg/m³
0
55
155
255
425
605+
13.61 ppb
0
55
71
86
201
201+
0.40 ppb
0
36
76
186
605
1005+
16.56 ppb
0
54
101
361
1250
2050+
0.49 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cerritos, California
Cerritos, California
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AQI 49
Good
8.83μg/m³
PM2.5
39.64μg/m³
PM10
20.41ppb
O3
0.53ppb
SO2
16.05ppb
NO2
0.48ppm
CO
AQI 49
Good
8.93μg/m³
PM2.5
38.08μg/m³
PM10
19.86ppb
O3
0.50ppb
SO2
16.43ppb
NO2
0.49ppm
CO
AQI 44
Good
7.83μg/m³
PM2.5
33.50μg/m³
PM10
21.36ppb
O3
0.55ppb
SO2
14.31ppb
NO2
0.48ppm
CO
AQI 54
Moderate
11.22μg/m³
PM2.5
36.59μg/m³
PM10
18.96ppb
O3
0.44ppb
SO2
15.93ppb
NO2
0.48ppm
CO
AQI 49
Good
8.98μg/m³
PM2.5
36.89μg/m³
PM10
19.92ppb
O3
0.50ppb
SO2
16.26ppb
NO2
0.50ppm
CO
AQI 49
Good
8.82μg/m³
PM2.5
37.77μg/m³
PM10
21.12ppb
O3
0.53ppb
SO2
16.59ppb
NO2
0.47ppm
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 Cerritos, California is updated on an hourly basis.
The worst air quality in Cerritos, California was recorded at 11:00:00 on 2026-10-07.
The best air quality in Cerritos, California was recorded at 03:00:00 on 2026-10-08.
The real-time air quality index in Cerritos, California is 56, currently categorized as Moderate.
The most common pollutant in Cerritos, California is PM2.5.
If the air quality in Cerritos, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Cerritos, California at present are 11.932 μg/m3.
The current PM10 levels in Cerritos, California are 55.417 μg/m3.
The current carbon monoxide (CO) level in Cerritos, California is 0.493 ppm.
The current sulfur dioxide (SO2) levels in Cerritos, California are 0.436 ppb.
The current ozone (O3) levels at Cerritos, California is 16.244 ppm.
The current nitrogen dioxide (NO2) levels at Cerritos, California is 15.642 ppb.
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