Air quality in Madelia
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
4.7 µg/m³
WHO guideline 15
PM10
4.9 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
5:00 PM
💨
PM2.5 4.7 µg/m³
44Good
6:00 PM
💨
PM2.5 4.5 µg/m³
40Good
7:00 PM
💨
PM2.5 3.6 µg/m³
37Good
8:00 PM
💨
PM2.5 3.9 µg/m³
35Good
9:00 PM
💨
PM2.5 3.1 µg/m³
34Good
10:00 PM
💨
PM2.5 2.6 µg/m³
33Good
11:00 PM
💨
PM2.5 2.2 µg/m³
33Good
12:00 AM
💨
PM2.5 2.1 µg/m³
32Good
1:00 AM
💨
PM2.5 1.9 µg/m³
31Good
2:00 AM
💨
PM2.5 1.9 µg/m³
28Good
3:00 AM
💨
PM2.5 1.9 µg/m³
25Good
4:00 AM
💨
PM2.5 2 µg/m³
21Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Very high
57