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)
33
Good
Barstow, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.20 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.00 μg/m³
0
55
155
255
425
605+
3.01 ppb
0
55
71
86
201
201+
1.07 ppb
0
36
76
186
605
1005+
13.53 ppb
0
54
101
361
1250
2050+
0.61 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Barstow, California
Barstow, California
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AQI 38
Good
6.64μg/m³
PM2.5
16.62μg/m³
PM10
10.99ppb
O3
1.05ppb
SO2
15.74ppb
NO2
0.68ppm
CO
AQI 54
Moderate
11.22μg/m³
PM2.5
20.79μg/m³
PM10
4.42ppb
O3
1.05ppb
SO2
15.00ppb
NO2
0.62ppm
CO
AQI 52
Moderate
9.60μg/m³
PM2.5
20.04μg/m³
PM10
5.76ppb
O3
1.07ppb
SO2
16.15ppb
NO2
0.64ppm
CO
AQI 44
Good
8.03μg/m³
PM2.5
17.60μg/m³
PM10
7.79ppb
O3
1.05ppb
SO2
15.92ppb
NO2
0.67ppm
CO
AQI 17
Good
3.04μg/m³
PM2.5
12.49μg/m³
PM10
10.77ppb
O3
1.05ppb
SO2
17.95ppb
NO2
0.73ppm
CO
AQI 34
Good
4.95μg/m³
PM2.5
21.78μg/m³
PM10
36.89ppb
O3
1.05ppb
SO2
13.51ppb
NO2
0.62ppm
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 01:00:00, 2025-12-07.
The best air quality in Barstow, California was observed at 09:00:00 on 2025-12-06.
The air quality in Barstow, California right now is Good, with an AQI of 33.
In Barstow, California, PM2.5 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 6.2 μg/m3.
Barstow, California currently has a PM10 concentration of 27.996 μg/m3.
The current carbon monoxide (CO) level in Barstow, California is 0.608 ppm.
The current sulfur dioxide (SO2) concentration in Barstow, California is 1.067 ppb.
Barstow, California currently has an ozone (O3) concentration of 3.006 ppm.
The current level of nitrogen dioxide (NO2) in Barstow, California is 13.531 ppb.
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