Air quality in Highlands
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
4.9 µg/m³
WHO guideline 15
PM10
5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
5:00 AM
💨
PM2.5 4.9 µg/m³
21Good
6:00 AM
💨
PM2.5 4.7 µg/m³
23Good
7:00 AM
💨
PM2.5 4.5 µg/m³
22Good
8:00 AM
💨
PM2.5 4.4 µg/m³
21Good
9:00 AM
💨
PM2.5 4.4 µg/m³
20Good
10:00 AM
💨
PM2.5 4.1 µg/m³
22Good
11:00 AM
💨
PM2.5 3.9 µg/m³
26Good
12:00 PM
💨
PM2.5 4.3 µg/m³
28Good
1:00 PM
💨
PM2.5 5.8 µg/m³
31Good
2:00 PM
💨
PM2.5 6.8 µg/m³
33Good
3:00 PM
💨
PM2.5 7 µg/m³
34Good
4:00 PM
💨
PM2.5 6.9 µg/m³
35Good
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV Moderate
61
Tue
💨
Moderate · UV Moderate
62
Wed
💨
Good · UV Moderate
41
Thu
💨
Good · UV Moderate
50
Fri
💨
Moderate · UV High
78