Air quality in Cedar Rapids
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
8.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
4:00 AM
💨
PM2.5 7.9 µg/m³
33Good
5:00 AM
💨
PM2.5 8 µg/m³
33Good
6:00 AM
💨
PM2.5 8.2 µg/m³
34Good
7:00 AM
💨
PM2.5 8.8 µg/m³
37Good
8:00 AM
💨
PM2.5 8.9 µg/m³
37Good
9:00 AM
💨
PM2.5 8.6 µg/m³
36Good
10:00 AM
💨
PM2.5 9.9 µg/m³
43Good
11:00 AM
💨
PM2.5 11.2 µg/m³
50Good
12:00 PM
💨
PM2.5 11.2 µg/m³
68Moderate
1:00 PM
💨
PM2.5 10.7 µg/m³
83Moderate
2:00 PM
💨
PM2.5 10.2 µg/m³
90Moderate
3:00 PM
💨
PM2.5 9.7 µg/m³
91Moderate
Next few days
daily max · US EPA AQI
Wed
💨
Moderate · UV High
91
Thu
💨
Moderate · UV High
80
Fri
💨
Moderate · UV High
60
Sat
💨
Moderate · UV High
73