Air quality in Highwood
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
7.7 µg/m³
WHO guideline 15
PM10
8.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
7:00 AM
💨
PM2.5 7.7 µg/m³
36Good
8:00 AM
💨
PM2.5 7.8 µg/m³
36Good
9:00 AM
💨
PM2.5 8 µg/m³
37Good
10:00 AM
💨
PM2.5 8.1 µg/m³
40Good
11:00 AM
💨
PM2.5 7.8 µg/m³
43Good
12:00 PM
💨
PM2.5 6.6 µg/m³
45Good
1:00 PM
💨
PM2.5 5.3 µg/m³
46Good
2:00 PM
💨
PM2.5 4.4 µg/m³
46Good
3:00 PM
💨
PM2.5 3.3 µg/m³
45Good
4:00 PM
💨
PM2.5 2.3 µg/m³
44Good
5:00 PM
💨
PM2.5 1.5 µg/m³
43Good
6:00 PM
💨
PM2.5 1.1 µg/m³
40Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV Low
58
Fri
💨
Good · UV Moderate
46
Sat
💨
Good · UV Moderate
25
Sun
💨
Moderate · UV Low
53
Mon
💨
Moderate · UV Moderate
55