Air quality in Herriman
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
29.7 µg/m³
WHO guideline 15
PM10
32.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
3:00 AM
💨
PM2.5 29.7 µg/m³
88Moderate
4:00 AM
💨
PM2.5 29.9 µg/m³
88Moderate
5:00 AM
💨
PM2.5 28.5 µg/m³
85Moderate
6:00 AM
💨
PM2.5 27.9 µg/m³
84Moderate
7:00 AM
💨
PM2.5 27.8 µg/m³
84Moderate
8:00 AM
💨
PM2.5 24.7 µg/m³
77Moderate
9:00 AM
💨
PM2.5 15.3 µg/m³
58Moderate
10:00 AM
💨
PM2.5 7 µg/m³
43Good
11:00 AM
💨
PM2.5 5.1 µg/m³
46Good
12:00 PM
💨
PM2.5 5.1 µg/m³
48Good
1:00 PM
💨
PM2.5 6 µg/m³
49Good
2:00 PM
💨
PM2.5 10.4 µg/m³
48Good
Next few days
daily max · US EPA AQI
Fri
💨
Unhealthy · UV High
184
Sat
💨
Unhealthy for Sensitive Groups · UV Very high
140
Sun
💨
Unhealthy · UV Very high
154
Mon
💨
Unhealthy · UV Very high
153
Tue
💨
Unhealthy for Sensitive Groups · UV Very high
122