Stay updated with real-time air quality in Roseville, 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)
38
Good
Roseville, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.83 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.13 μg/m³
0
55
155
255
425
605+
7.55 ppb
0
55
71
86
201
201+
1.10 ppb
0
36
76
186
605
1005+
7.02 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Roseville, California
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AQI 38
Good
6.84μg/m³
PM2.5
16.07μg/m³
PM10
9.34ppb
O3
1.09ppb
SO2
7.42ppb
NO2
0.34ppm
CO
AQI 49
Good
8.61μg/m³
PM2.5
27.49μg/m³
PM10
8.43ppb
O3
1.10ppb
SO2
7.91ppb
NO2
0.35ppm
CO
AQI 54
Moderate
11.09μg/m³
PM2.5
40.28μg/m³
PM10
6.21ppb
O3
1.10ppb
SO2
9.38ppb
NO2
0.36ppm
CO
AQI 27
Good
5.33μg/m³
PM2.5
16.59μg/m³
PM10
15.87ppb
O3
1.10ppb
SO2
8.13ppb
NO2
0.34ppm
CO
AQI 54
Moderate
11.13μg/m³
PM2.5
44.31μg/m³
PM10
7.34ppb
O3
1.10ppb
SO2
8.61ppb
NO2
0.36ppm
CO
AQI 58
Moderate
13.07μg/m³
PM2.5
53.33μg/m³
PM10
5.70ppb
O3
1.11ppb
SO2
9.82ppb
NO2
0.36ppm
CO
Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Roseville, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Roseville, California was at its worst at 05:00:00 on 2026-03-11.
In the last 24 hours, the best air quality in Roseville, California was observed at 09:00:00 on 2026-03-11.
As of now, the AQI in Roseville, California is 38, indicating Good conditions.
Roseville, California air has the highest levels of PM2.5.
Poor air quality in Roseville, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Roseville, California are currently 6.833 μg/m3.
The PM10 concentration in Roseville, California is 12.134 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Roseville, California is 0.342 ppm.
Currently, Roseville, California has a sulfur dioxide (SO2) concentration of 1.096 ppb.
The current ozone (O3) level in Roseville, California at the moment is 7.549 ppm.
Nitrogen dioxide (NO2) level in Roseville, California at the moment is 7.022 ppb.
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