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

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.97 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.80 μg/m³
0
55
155
255
425
605+
14.08 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
10.70 ppb
0
54
101
361
1250
2050+
0.50 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Laguna Hills, California
Laguna Hills, California
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AQI 22
Good
3.79μg/m³
PM2.5
16.34μg/m³
PM10
17.02ppb
O3
0.39ppb
SO2
8.74ppb
NO2
0.33ppm
CO
AQI 22
Good
3.96μg/m³
PM2.5
16.77μg/m³
PM10
17.02ppb
O3
0.39ppb
SO2
8.75ppb
NO2
0.33ppm
CO
AQI 16
Good
3.40μg/m³
PM2.5
15.21μg/m³
PM10
17.00ppb
O3
0.39ppb
SO2
8.77ppb
NO2
0.32ppm
CO
AQI 16
Good
3.36μg/m³
PM2.5
15.16μg/m³
PM10
17.00ppb
O3
0.39ppb
SO2
8.76ppb
NO2
0.32ppm
CO
AQI 27
Good
4.64μg/m³
PM2.5
17.39μg/m³
PM10
17.45ppb
O3
0.39ppb
SO2
8.97ppb
NO2
0.33ppm
CO
AQI 33
Good
6.12μg/m³
PM2.5
21.28μg/m³
PM10
27.28ppb
O3
0.38ppb
SO2
9.05ppb
NO2
0.32ppm
CO
Air quality data and pollutant measurements for California, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Laguna Hills, California is updated every hour.
The worst air quality in Laguna Hills, California in the last 24 hours was observed at 08:00:00 on 2026-08-17.
In the last 24 hrs, the best air quality in Laguna Hills, California was observed at 01:00:00 on 2026-08-17.
The current air quality in Laguna Hills, California is 56, categorized as Moderate based on real-time data.
The most common pollutant in Laguna Hills, California is PM2.5.
If the air quality in Laguna Hills, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Laguna Hills, California is 11.974 μg/m3.
The current PM10 concentration at Laguna Hills, California is 18.8 μg/m3.
The current carbon monoxide (CO) concentration at Laguna Hills, California is 0.504 ppm.
The current sulfur dioxide (SO2) concentration at Laguna Hills, California is 0.463 ppb.
The current ozone (O3) concentration at Laguna Hills, California is 14.08 ppm.
The current nitrogen dioxide (NO2) concentration at Laguna Hills, California is 10.697 ppb.
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