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)
49
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+
53.00 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
2.23 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Barstow, California
Barstow, California
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AQI 93
Moderate
4.99μg/m³
PM2.5
20.45μg/m³
PM10
67.58ppb
O3
0.64ppb
SO2
3.03ppb
NO2
0.19ppm
CO
AQI 97
Moderate
5.08μg/m³
PM2.5
18.58μg/m³
PM10
68.72ppb
O3
0.64ppb
SO2
2.96ppb
NO2
0.20ppm
CO
AQI 97
Moderate
5.41μg/m³
PM2.5
21.45μg/m³
PM10
69.33ppb
O3
0.63ppb
SO2
3.24ppb
NO2
0.19ppm
CO
AQI 93
Moderate
4.98μg/m³
PM2.5
19.67μg/m³
PM10
67.97ppb
O3
0.64ppb
SO2
2.97ppb
NO2
0.19ppm
CO
AQI 87
Moderate
4.57μg/m³
PM2.5
20.16μg/m³
PM10
66.27ppb
O3
0.63ppb
SO2
2.82ppb
NO2
0.19ppm
CO
AQI 61
Moderate
2.83μg/m³
PM2.5
12.14μg/m³
PM10
58.19ppb
O3
0.65ppb
SO2
2.26ppb
NO2
0.19ppm
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 12:00:00, 2025-07-29.
The best air quality in Barstow, California was observed at 12:00:00 on 2025-07-29.
The air quality in Barstow, California right now is Moderate, with an AQI of 74.
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 3.1 μg/m3.
Barstow, California currently has a PM10 concentration of 14.002 μg/m3.
The current carbon monoxide (CO) level in Barstow, California is 0.178 ppm.
The current sulfur dioxide (SO2) concentration in Barstow, California is 1.128 ppb.
Barstow, California currently has an ozone (O3) concentration of 62 ppm.
The current level of nitrogen dioxide (NO2) in Barstow, California is 2.577 ppb.
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