Air quality in Allen
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
10.8 µg/m³
WHO guideline 15
PM10
12.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
4:00 PM
💨
PM2.5 10.8 µg/m³
76Moderate
5:00 PM
💨
PM2.5 11.1 µg/m³
75Moderate
6:00 PM
💨
PM2.5 11.1 µg/m³
71Moderate
7:00 PM
💨
PM2.5 11 µg/m³
63Moderate
8:00 PM
💨
PM2.5 11.1 µg/m³
49Good
9:00 PM
💨
PM2.5 11.6 µg/m³
48Good
10:00 PM
💨
PM2.5 12.3 µg/m³
51Moderate
11:00 PM
💨
PM2.5 12.7 µg/m³
52Moderate
12:00 AM
💨
PM2.5 13 µg/m³
53Moderate
1:00 AM
💨
PM2.5 13.2 µg/m³
53Moderate
2:00 AM
💨
PM2.5 13.5 µg/m³
54Moderate
3:00 AM
💨
PM2.5 13.8 µg/m³
55Moderate
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Very high
80
Fri
💨
Moderate · UV Very high
80
Sat
💨
Unhealthy for Sensitive Groups · UV Very high
149
Sun
💨
Unhealthy for Sensitive Groups · UV Very high
124
Mon
💨
Good · UV Very high
50