Air quality in Walla Walla East
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
6.4 µg/m³
WHO guideline 15
PM10
7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
3:00 PM
💨
PM2.5 6.4 µg/m³
46Good
4:00 PM
💨
PM2.5 6.7 µg/m³
49Good
5:00 PM
💨
PM2.5 6.9 µg/m³
48Good
6:00 PM
💨
PM2.5 6.5 µg/m³
50Good
7:00 PM
💨
PM2.5 6.1 µg/m³
47Good
8:00 PM
💨
PM2.5 6.1 µg/m³
45Good
9:00 PM
💨
PM2.5 5.5 µg/m³
42Good
10:00 PM
💨
PM2.5 4.2 µg/m³
38Good
11:00 PM
💨
PM2.5 4.1 µg/m³
34Good
12:00 AM
💨
PM2.5 5.1 µg/m³
32Good
1:00 AM
💨
PM2.5 6.3 µg/m³
29Good
2:00 AM
💨
PM2.5 7 µg/m³
29Good
Next few days
daily max · US EPA AQI
Tue
💨
Good · UV Moderate
50
Wed
💨
Good · UV Moderate
37
Thu
💨
Good · UV Moderate
43
Fri
💨
Good · UV Moderate
41