Stay updated with real-time air quality in Auburn, 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)
52
Moderate
Auburn, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.46 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
43.20 μg/m³
0
55
155
255
425
605+
45.56 ppb
0
55
71
86
201
201+
0.30 ppb
0
36
76
186
605
1005+
3.07 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Auburn, California
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AQI 54
Moderate
11.23μg/m³
PM2.5
48.19μg/m³
PM10
46.90ppb
O3
0.30ppb
SO2
3.07ppb
NO2
0.21ppm
CO
AQI 49
Good
8.63μg/m³
PM2.5
31.74μg/m³
PM10
40.66ppb
O3
0.32ppb
SO2
2.52ppb
NO2
0.22ppm
CO
AQI 56
Moderate
11.96μg/m³
PM2.5
31.37μg/m³
PM10
42.91ppb
O3
0.32ppb
SO2
3.18ppb
NO2
0.22ppm
CO
AQI 52
Moderate
9.71μg/m³
PM2.5
40.33μg/m³
PM10
31.05ppb
O3
0.32ppb
SO2
3.55ppb
NO2
0.23ppm
CO
AQI 44
Good
8.06μg/m³
PM2.5
31.33μg/m³
PM10
40.52ppb
O3
0.31ppb
SO2
2.48ppb
NO2
0.22ppm
CO
AQI 58
Moderate
12.85μg/m³
PM2.5
29.25μg/m³
PM10
44.76ppb
O3
0.32ppb
SO2
3.27ppb
NO2
0.22ppm
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 Auburn, California are available every hour.
Auburn, California experienced its worst air quality at 02:00:00, 2026-05-02.
The best air quality in Auburn, California was observed at 04:00:00 on 2026-05-01.
The air quality in Auburn, California right now is Moderate, with an AQI of 52.
In Auburn, California, PM2.5 is the most frequently found pollutant.
When air quality in Auburn, California is compromised, staying indoors and wearing a mask can reduce health risks.
Auburn, California currently has a PM2.5 concentration of 10.461 μg/m3.
Auburn, California currently has a PM10 concentration of 43.197 μg/m3.
The current carbon monoxide (CO) level in Auburn, California is 0.215 ppm.
The current sulfur dioxide (SO2) concentration in Auburn, California is 0.301 ppb.
Auburn, California currently has an ozone (O3) concentration of 45.563 ppm.
The current level of nitrogen dioxide (NO2) in Auburn, California is 3.068 ppb.
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