Air quality in Highland
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
8.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
2:00 PM
💨
PM2.5 7.7 µg/m³
48Good
3:00 PM
💨
PM2.5 7.3 µg/m³
53Moderate
4:00 PM
💨
PM2.5 6.8 µg/m³
51Moderate
5:00 PM
💨
PM2.5 6.4 µg/m³
49Good
6:00 PM
💨
PM2.5 6.2 µg/m³
44Good
7:00 PM
💨
PM2.5 6.6 µg/m³
40Good
8:00 PM
💨
PM2.5 8.3 µg/m³
35Good
9:00 PM
💨
PM2.5 9.4 µg/m³
39Good
10:00 PM
💨
PM2.5 9.9 µg/m³
41Good
11:00 PM
💨
PM2.5 9.5 µg/m³
40Good
12:00 AM
💨
PM2.5 8.1 µg/m³
34Good
1:00 AM
💨
PM2.5 6.5 µg/m³
27Good
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV Very high
53
Tue
💨
Moderate · UV Very high
76
Wed
💨
Unhealthy · UV Very high
162
Thu
💨
Moderate · UV High
51