Stay updated with real-time air quality in Barstow, 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)
46
Good
Barstow, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.00 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.00 μg/m³
0
55
155
255
425
605+
50.00 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
6.02 ppb
0
54
101
361
1250
2050+
0.33 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Barstow, California
Barstow, California
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AQI 67
Moderate
7.55μg/m³
PM2.5
27.91μg/m³
PM10
60.27ppb
O3
0.41ppb
SO2
4.88ppb
NO2
0.28ppm
CO
AQI 71
Moderate
9.35μg/m³
PM2.5
27.96μg/m³
PM10
60.79ppb
O3
0.42ppb
SO2
3.30ppb
NO2
0.28ppm
CO
AQI 71
Moderate
9.24μg/m³
PM2.5
30.02μg/m³
PM10
60.73ppb
O3
0.41ppb
SO2
4.41ppb
NO2
0.28ppm
CO
AQI 67
Moderate
8.01μg/m³
PM2.5
27.46μg/m³
PM10
60.17ppb
O3
0.42ppb
SO2
4.34ppb
NO2
0.28ppm
CO
AQI 61
Moderate
5.47μg/m³
PM2.5
24.47μg/m³
PM10
58.21ppb
O3
0.42ppb
SO2
5.72ppb
NO2
0.28ppm
CO
AQI 71
Moderate
3.67μg/m³
PM2.5
16.25μg/m³
PM10
60.88ppb
O3
0.38ppb
SO2
5.74ppb
NO2
0.28ppm
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 Barstow, California are available every hour.
Barstow, California experienced its worst air quality at 09:00:00, 2026-05-01.
The best air quality in Barstow, California was observed at 09:00:00 on 2026-05-01.
The air quality in Barstow, California right now is Good, with an AQI of 48.
In Barstow, California, O3 is the most frequently found pollutant.
When air quality in Barstow, California is compromised, staying indoors and wearing a mask can reduce health risks.
Barstow, California currently has a PM2.5 concentration of 2.801 μg/m3.
Barstow, California currently has a PM10 concentration of 13.004 μg/m3.
The current carbon monoxide (CO) level in Barstow, California is 0.279 ppm.
The current sulfur dioxide (SO2) concentration in Barstow, California is 0.414 ppb.
Barstow, California currently has an ozone (O3) concentration of 52.004 ppm.
The current level of nitrogen dioxide (NO2) in Barstow, California is 4.066 ppb.
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