Air quality in Richland
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
1.7 µg/m³
WHO guideline 15
PM10
1.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
2:00 AM
💨
PM2.5 1.7 µg/m³
23Good
3:00 AM
💨
PM2.5 1.3 µg/m³
24Good
4:00 AM
💨
PM2.5 1.1 µg/m³
26Good
5:00 AM
💨
PM2.5 1.2 µg/m³
27Good
6:00 AM
💨
PM2.5 1.5 µg/m³
27Good
7:00 AM
💨
PM2.5 1.7 µg/m³
26Good
8:00 AM
💨
PM2.5 1.6 µg/m³
26Good
9:00 AM
💨
PM2.5 1.6 µg/m³
27Good
10:00 AM
💨
PM2.5 1.6 µg/m³
29Good
11:00 AM
💨
PM2.5 1.5 µg/m³
31Good
12:00 PM
💨
PM2.5 1.4 µg/m³
33Good
1:00 PM
💨
PM2.5 1.2 µg/m³
34Good
Next few days
daily max · US EPA AQI
Tue
💨
Good · UV Moderate
37
Thu
💨
Moderate · UV Moderate
58
Fri
💨
Good · UV Moderate
40
Sat
💨
Good · UV Moderate
22