Air quality in Marshall
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
12.5 µg/m³
WHO guideline 15
PM10
13.1 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 PM
💨
PM2.5 12.5 µg/m³
81Moderate
1:00 PM
💨
PM2.5 11.3 µg/m³
86Moderate
2:00 PM
💨
PM2.5 10.5 µg/m³
90Moderate
3:00 PM
💨
PM2.5 10.2 µg/m³
88Moderate
4:00 PM
💨
PM2.5 10 µg/m³
85Moderate
5:00 PM
💨
PM2.5 9.8 µg/m³
78Moderate
6:00 PM
💨
PM2.5 9.8 µg/m³
70Moderate
7:00 PM
💨
PM2.5 10.6 µg/m³
58Moderate
8:00 PM
💨
PM2.5 11.9 µg/m³
50Good
9:00 PM
💨
PM2.5 13.2 µg/m³
53Moderate
10:00 PM
💨
PM2.5 13.4 µg/m³
54Moderate
11:00 PM
💨
PM2.5 13.7 µg/m³
54Moderate
Next few days
daily max · US EPA AQI
Sat
💨
Moderate · UV Very high
90
Sun
💨
Moderate · UV Very high
76
Mon
💨
Moderate · UV Very high
95
Tue
💨
Moderate · UV Very high
53
Wed
💨
Good · UV Very high
30