Air quality in Selma
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
17.5 µg/m³
WHO guideline 15
PM10
108.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 AM
💨
PM2.5 17.5 µg/m³
77Moderate
2:00 AM
💨
PM2.5 16 µg/m³
73Moderate
3:00 AM
💨
PM2.5 14.3 µg/m³
68Moderate
4:00 AM
💨
PM2.5 12.7 µg/m³
62Moderate
5:00 AM
💨
PM2.5 11.5 µg/m³
57Moderate
6:00 AM
💨
PM2.5 10.5 µg/m³
53Moderate
7:00 AM
💨
PM2.5 9.6 µg/m³
48Good
8:00 AM
💨
PM2.5 9 µg/m³
44Good
9:00 AM
💨
PM2.5 8.9 µg/m³
42Good
10:00 AM
💨
PM2.5 9.3 µg/m³
42Good
11:00 AM
💨
PM2.5 9.7 µg/m³
40Good
12:00 PM
💨
PM2.5 9.7 µg/m³
41Good
Next few days
daily max · US EPA AQI
Fri
💨
Moderate · UV Very high
99
Sat
💨
Moderate · UV Very high
77
Sun
💨
Moderate · UV Very high
70
Mon
💨
Moderate · UV Very high
68
Tue
💨
Moderate · UV Very high
80