Air quality in Saint Paul
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
4.6 µg/m³
WHO guideline 15
PM10
4.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 PM
💨
PM2.5 4.6 µg/m³
43Good
1:00 PM
💨
PM2.5 4.5 µg/m³
44Good
2:00 PM
💨
PM2.5 4.4 µg/m³
45Good
3:00 PM
💨
PM2.5 4.4 µg/m³
45Good
4:00 PM
💨
PM2.5 4.5 µg/m³
44Good
5:00 PM
💨
PM2.5 4.7 µg/m³
43Good
6:00 PM
💨
PM2.5 4.9 µg/m³
40Good
7:00 PM
💨
PM2.5 5.8 µg/m³
37Good
8:00 PM
💨
PM2.5 7.7 µg/m³
32Good
9:00 PM
💨
PM2.5 9.7 µg/m³
40Good
10:00 PM
💨
PM2.5 11.1 µg/m³
46Good
11:00 PM
💨
PM2.5 12.5 µg/m³
52Moderate
Next few days
daily max · US EPA AQI
Sun
💨
Moderate · UV High
52
Mon
💨
Unhealthy for Sensitive Groups · UV Very high
135
Tue
💨
Unhealthy for Sensitive Groups · UV High
142
Wed
💨
Unhealthy for Sensitive Groups · UV Moderate
104
Thu
💨
Moderate · UV High
60