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

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.74 μg/m³
0
55
155
255
425
605+
25.18 ppb
0
55
71
86
201
201+
0.50 ppb
0
36
76
186
605
1005+
2.26 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Roseville, California
Roseville, California
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AQI 33
Good
5.90μg/m³
PM2.5
13.28μg/m³
PM10
25.32ppb
O3
0.56ppb
SO2
2.63ppb
NO2
0.18ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
15.41μg/m³
PM10
24.30ppb
O3
0.55ppb
SO2
3.01ppb
NO2
0.17ppm
CO
AQI 27
Good
5.33μg/m³
PM2.5
17.37μg/m³
PM10
22.45ppb
O3
0.54ppb
SO2
3.57ppb
NO2
0.16ppm
CO
AQI 27
Good
4.67μg/m³
PM2.5
14.57μg/m³
PM10
26.73ppb
O3
0.56ppb
SO2
2.47ppb
NO2
0.18ppm
CO
AQI 27
Good
5.27μg/m³
PM2.5
18.46μg/m³
PM10
23.35ppb
O3
0.54ppb
SO2
3.54ppb
NO2
0.16ppm
CO
AQI 27
Good
4.89μg/m³
PM2.5
19.11μg/m³
PM10
22.34ppb
O3
0.54ppb
SO2
3.90ppb
NO2
0.15ppm
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 04:00:00 on 2026-08-17.
In the last 24 hours, the best air quality in Roseville, California was observed at 03:00:00 on 2026-08-17.
As of now, the AQI in Roseville, California is 33, 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 6.359 μg/m3.
The PM10 concentration in Roseville, California is 11.739 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Roseville, California is 0.183 ppm.
Currently, Roseville, California has a sulfur dioxide (SO2) concentration of 0.503 ppb.
The current ozone (O3) level in Roseville, California at the moment is 25.177 ppm.
Nitrogen dioxide (NO2) level in Roseville, California at the moment is 2.26 ppb.
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