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)
49
Good
Los Alamitos, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.38 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
40.54 μg/m³
0
55
155
255
425
605+
34.91 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
10.53 ppb
0
54
101
361
1250
2050+
0.13 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 52
Moderate
10.24μg/m³
PM2.5
25.00μg/m³
PM10
36.12ppb
O3
0.35ppb
SO2
5.63ppb
NO2
0.18ppm
CO
AQI 52
Moderate
9.99μg/m³
PM2.5
30.81μg/m³
PM10
34.09ppb
O3
0.39ppb
SO2
4.69ppb
NO2
0.17ppm
CO
AQI 52
Moderate
10.13μg/m³
PM2.5
28.92μg/m³
PM10
36.13ppb
O3
0.38ppb
SO2
5.95ppb
NO2
0.16ppm
CO
AQI 52
Moderate
10.18μg/m³
PM2.5
30.55μg/m³
PM10
36.66ppb
O3
0.39ppb
SO2
4.97ppb
NO2
0.16ppm
CO
AQI 52
Moderate
10.02μg/m³
PM2.5
32.18μg/m³
PM10
38.97ppb
O3
0.40ppb
SO2
5.57ppb
NO2
0.16ppm
CO
AQI 52
Moderate
10.39μg/m³
PM2.5
38.33μg/m³
PM10
31.91ppb
O3
0.42ppb
SO2
5.99ppb
NO2
0.18ppm
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 10:00:00, 2026-06-08.
The best air quality in Los Alamitos, California was observed at 02:00:00 on 2026-06-07.
The air quality in Los Alamitos, California right now is Good, with an AQI of 49.
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 9.377 μg/m3.
Los Alamitos, California currently has a PM10 concentration of 40.538 μg/m3.
The current carbon monoxide (CO) level in Los Alamitos, California is 0.13 ppm.
The current sulfur dioxide (SO2) concentration in Los Alamitos, California is 0.364 ppb.
Los Alamitos, California currently has an ozone (O3) concentration of 34.914 ppm.
The current level of nitrogen dioxide (NO2) in Los Alamitos, California is 10.531 ppb.
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