Stay updated with real-time air quality in Los Alamitos, 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)
64
Moderate
Los Alamitos, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
15.84 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
71.96 μg/m³
0
55
155
255
425
605+
28.19 ppb
0
55
71
86
201
201+
0.76 ppb
0
36
76
186
605
1005+
16.20 ppb
0
54
101
361
1250
2050+
0.47 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Los Alamitos, California
Los Alamitos, California
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AQI 62
Moderate
15.39μg/m³
PM2.5
68.61μg/m³
PM10
28.46ppb
O3
0.83ppb
SO2
23.86ppb
NO2
0.52ppm
CO
AQI 64
Moderate
15.73μg/m³
PM2.5
62.51μg/m³
PM10
29.08ppb
O3
0.80ppb
SO2
22.09ppb
NO2
0.49ppm
CO
AQI 66
Moderate
16.82μg/m³
PM2.5
46.99μg/m³
PM10
31.52ppb
O3
0.76ppb
SO2
20.12ppb
NO2
0.46ppm
CO
AQI 66
Moderate
16.65μg/m³
PM2.5
48.53μg/m³
PM10
31.02ppb
O3
0.77ppb
SO2
20.36ppb
NO2
0.45ppm
CO
AQI 75
Moderate
21.60μg/m³
PM2.5
74.95μg/m³
PM10
34.06ppb
O3
0.78ppb
SO2
15.74ppb
NO2
0.45ppm
CO
AQI 60
Moderate
14.10μg/m³
PM2.5
62.78μg/m³
PM10
29.10ppb
O3
0.74ppb
SO2
23.55ppb
NO2
0.53ppm
CO
The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Los Alamitos, California are available every hour.
Los Alamitos, California experienced its worst air quality at 05:00:00, 2025-12-07.
The best air quality in Los Alamitos, California was observed at 10:00:00 on 2025-12-06.
The air quality in Los Alamitos, California right now is Moderate, with an AQI of 64.
In Los Alamitos, California, PM2.5 is the most frequently found pollutant.
When air quality in Los Alamitos, California is compromised, staying indoors and wearing a mask can reduce health risks.
Los Alamitos, California currently has a PM2.5 concentration of 15.843 μg/m3.
Los Alamitos, California currently has a PM10 concentration of 71.956 μg/m3.
The current carbon monoxide (CO) level in Los Alamitos, California is 0.469 ppm.
The current sulfur dioxide (SO2) concentration in Los Alamitos, California is 0.762 ppb.
Los Alamitos, California currently has an ozone (O3) concentration of 28.194 ppm.
The current level of nitrogen dioxide (NO2) in Los Alamitos, California is 16.198 ppb.
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