Stay updated with real-time air quality in Ladera Ranch, 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)
54
Moderate
Ladera Ranch, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.38 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
26.63 μg/m³
0
55
155
255
425
605+
5.18 ppb
0
55
71
86
201
201+
0.60 ppb
0
36
76
186
605
1005+
11.33 ppb
0
54
101
361
1250
2050+
0.43 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ladera Ranch, California
Ladera Ranch, California
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AQI 54
Moderate
11.38μg/m³
PM2.5
26.63μg/m³
PM10
5.18ppb
O3
0.60ppb
SO2
11.33ppb
NO2
0.43ppm
CO
AQI 49
Good
9.16μg/m³
PM2.5
16.09μg/m³
PM10
4.98ppb
O3
0.60ppb
SO2
10.99ppb
NO2
0.43ppm
CO
AQI 98
Moderate
32.03μg/m³
PM2.5
149.39μg/m³
PM10
4.87ppb
O3
0.60ppb
SO2
10.96ppb
NO2
0.41ppm
CO
AQI 49
Good
8.75μg/m³
PM2.5
16.64μg/m³
PM10
5.10ppb
O3
0.60ppb
SO2
11.32ppb
NO2
0.43ppm
CO
AQI 49
Good
9.01μg/m³
PM2.5
16.40μg/m³
PM10
4.97ppb
O3
0.60ppb
SO2
11.06ppb
NO2
0.43ppm
CO
AQI 66
Moderate
17.29μg/m³
PM2.5
26.98μg/m³
PM10
5.99ppb
O3
0.59ppb
SO2
11.17ppb
NO2
0.42ppm
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 Ladera Ranch, California are available every hour.
Ladera Ranch, California experienced its worst air quality at 01:00:00, 2026-09-06.
The best air quality in Ladera Ranch, California was observed at 03:00:00 on 2026-09-07.
The air quality in Ladera Ranch, California right now is Moderate, with an AQI of 54.
In Ladera Ranch, California, PM2.5 is the most frequently found pollutant.
When air quality in Ladera Ranch, California is compromised, staying indoors and wearing a mask can reduce health risks.
Ladera Ranch, California currently has a PM2.5 concentration of 11.379 μg/m3.
Ladera Ranch, California currently has a PM10 concentration of 26.627 μg/m3.
The current carbon monoxide (CO) level in Ladera Ranch, California is 0.435 ppm.
The current sulfur dioxide (SO2) concentration in Ladera Ranch, California is 0.601 ppb.
Ladera Ranch, California currently has an ozone (O3) concentration of 5.178 ppm.
The current level of nitrogen dioxide (NO2) in Ladera Ranch, California is 11.326 ppb.
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