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

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.87 μg/m³
0
55
155
255
425
605+
59.34 ppb
0
55
71
86
201
201+
0.59 ppb
0
36
76
186
605
1005+
1.51 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Big Bear City, California
Big Bear City, California
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AQI 77
Moderate
7.12μg/m³
PM2.5
31.21μg/m³
PM10
62.84ppb
O3
0.67ppb
SO2
4.62ppb
NO2
0.28ppm
CO
AQI 87
Moderate
6.74μg/m³
PM2.5
29.59μg/m³
PM10
66.01ppb
O3
0.65ppb
SO2
4.20ppb
NO2
0.28ppm
CO
AQI 77
Moderate
6.89μg/m³
PM2.5
30.53μg/m³
PM10
62.70ppb
O3
0.67ppb
SO2
4.48ppb
NO2
0.28ppm
CO
AQI 80
Moderate
8.07μg/m³
PM2.5
35.50μg/m³
PM10
64.08ppb
O3
0.70ppb
SO2
6.15ppb
NO2
0.27ppm
CO
AQI 71
Moderate
4.55μg/m³
PM2.5
22.25μg/m³
PM10
60.93ppb
O3
0.60ppb
SO2
2.40ppb
NO2
0.28ppm
CO
AQI 80
Moderate
8.46μg/m³
PM2.5
35.27μg/m³
PM10
63.98ppb
O3
0.71ppb
SO2
5.59ppb
NO2
0.27ppm
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 Big Bear City, California is updated on an hourly basis.
The worst air quality in Big Bear City, California was recorded at 02:00:00 on 2026-04-24.
The best air quality in Big Bear City, California was recorded at 07:00:00 on 2026-04-23.
The real-time air quality index in Big Bear City, California is 64, currently categorized as Moderate.
The most common pollutant in Big Bear City, California is O3.
If the air quality in Big Bear City, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Big Bear City, California at present are 5.46 μg/m3.
The current PM10 levels in Big Bear City, California are 23.866 μg/m3.
The current carbon monoxide (CO) level in Big Bear City, California is 0.281 ppm.
The current sulfur dioxide (SO2) levels in Big Bear City, California are 0.586 ppb.
The current ozone (O3) levels at Big Bear City, California is 59.338 ppm.
The current nitrogen dioxide (NO2) levels at Big Bear City, California is 1.514 ppb.
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