Air quality in Roseville
The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.
PM2.5
7.9 µg/m³
WHO guideline 15
PM10
8.1 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 AM
💨
PM2.5 7.9 µg/m³
34Good
1:00 AM
💨
PM2.5 7.4 µg/m³
31Good
2:00 AM
💨
PM2.5 6.2 µg/m³
29Good
3:00 AM
💨
PM2.5 6.8 µg/m³
32Good
4:00 AM
💨
PM2.5 9 µg/m³
38Good
5:00 AM
💨
PM2.5 7.1 µg/m³
41Good
6:00 AM
💨
PM2.5 6.5 µg/m³
43Good
7:00 AM
💨
PM2.5 4.2 µg/m³
45Good
8:00 AM
💨
PM2.5 4.6 µg/m³
46Good
9:00 AM
💨
PM2.5 5.5 µg/m³
47Good
10:00 AM
💨
PM2.5 6.5 µg/m³
47Good
11:00 AM
💨
PM2.5 6.9 µg/m³
49Good
Next few days
daily max · US EPA AQI
Fri
💨
Unhealthy for Sensitive Groups · UV High
103
Sat
💨
Moderate · UV High
58
Tue
💨
Good · UV Moderate
28