Air quality in Stony Plain
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 µg/m³
WHO guideline 15
PM10
4.4 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
3:00 PM
💨
PM2.5 4 µg/m³
38Good
4:00 PM
💨
PM2.5 3.9 µg/m³
38Good
5:00 PM
💨
PM2.5 3.7 µg/m³
38Good
6:00 PM
💨
PM2.5 3.6 µg/m³
36Good
7:00 PM
💨
PM2.5 3.4 µg/m³
30Good
8:00 PM
💨
PM2.5 4.2 µg/m³
21Good
9:00 PM
💨
PM2.5 6.6 µg/m³
28Good
10:00 PM
💨
PM2.5 8.9 µg/m³
37Good
11:00 PM
💨
PM2.5 11.3 µg/m³
47Good
12:00 AM
💨
PM2.5 14.1 µg/m³
55Moderate
1:00 AM
💨
PM2.5 16.8 µg/m³
61Moderate
2:00 AM
💨
PM2.5 18.3 µg/m³
64Moderate
Next few days
daily max · US EPA AQI
Wed
💨
Moderate · UV Moderate
55
Thu
💨
Moderate · UV Moderate
64
Fri
💨
Moderate · UV Moderate
61
Sat
💨
Moderate · UV Moderate
86
Sun
💨
Good · UV Moderate
48