Air quality in Marysville
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
32.8 µg/m³
WHO guideline 15
PM10
33.8 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 AM
💨
PM2.5 32.8 µg/m³
95Moderate
10:00 AM
💨
PM2.5 24.3 µg/m³
77Moderate
11:00 AM
💨
PM2.5 17.3 µg/m³
62Moderate
12:00 PM
💨
PM2.5 13.5 µg/m³
54Moderate
1:00 PM
💨
PM2.5 11.7 µg/m³
49Good
2:00 PM
💨
PM2.5 9.9 µg/m³
41Good
3:00 PM
💨
PM2.5 8.6 µg/m³
39Good
4:00 PM
💨
PM2.5 7.4 µg/m³
39Good
5:00 PM
💨
PM2.5 6.4 µg/m³
37Good
6:00 PM
💨
PM2.5 6.3 µg/m³
34Good
7:00 PM
💨
PM2.5 6.5 µg/m³
29Good
8:00 PM
💨
PM2.5 7 µg/m³
29Good
Next few days
daily max · US EPA AQI
Tue
💨
Unhealthy for Sensitive Groups · UV Moderate
129
Wed
💨
Good · UV Moderate
36
Thu
💨
Good · UV Moderate
33
Fri
💨
Moderate · UV Low
65
Sat
💨
Moderate · UV Moderate
69