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
8.1 µg/m³
WHO guideline 15
PM10
8.4 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
7:00 PM
💨
PM2.5 8.1 µg/m³
34 Good
8:00 PM
💨
PM2.5 6.9 µg/m³
29 Good
9:00 PM
💨
PM2.5 5.5 µg/m³
23 Good
10:00 PM
💨
PM2.5 4.8 µg/m³
20 Good
11:00 PM
💨
PM2.5 4.7 µg/m³
20 Good
12:00 AM
💨
PM2.5 4.7 µg/m³
20 Good
1:00 AM
💨
PM2.5 5.2 µg/m³
22 Good
2:00 AM
💨
PM2.5 6 µg/m³
25 Good
3:00 AM
💨
PM2.5 6.8 µg/m³
28 Good
4:00 AM
💨
PM2.5 7.8 µg/m³
33 Good
5:00 AM
💨
PM2.5 8.7 µg/m³
36 Good
6:00 AM
💨
PM2.5 9.7 µg/m³
40 Good
Next few days daily max · US EPA AQI
Fri
💨
Moderate · UV Low
62
Sat
💨
Moderate · UV Low
56
Sun
💨
Good · UV Moderate
32
Mon
💨
Good · UV Moderate
18
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain