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
9 µg/m³
WHO guideline 15
PM10
9.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 AM
💨
PM2.5 9 µg/m³
43Good
11:00 AM
💨
PM2.5 9.2 µg/m³
51Moderate
12:00 PM
💨
PM2.5 9.2 µg/m³
78Moderate
1:00 PM
💨
PM2.5 8.8 µg/m³
98Moderate
2:00 PM
💨
PM2.5 8.7 µg/m³
110Unhealthy for Sensitive Groups
3:00 PM
💨
PM2.5 8.6 µg/m³
117Unhealthy for Sensitive Groups
4:00 PM
💨
PM2.5 8.5 µg/m³
119Unhealthy for Sensitive Groups
5:00 PM
💨
PM2.5 8.5 µg/m³
117Unhealthy for Sensitive Groups
6:00 PM
💨
PM2.5 8.6 µg/m³
110Unhealthy for Sensitive Groups
7:00 PM
💨
PM2.5 9.1 µg/m³
95Moderate
8:00 PM
💨
PM2.5 11 µg/m³
63Moderate
9:00 PM
💨
PM2.5 12.5 µg/m³
52Moderate
Next few days
daily max · US EPA AQI
Tue
💨
Unhealthy for Sensitive Groups · UV Very high
119
Wed
💨
Unhealthy for Sensitive Groups · UV Moderate
120
Thu
💨
Moderate · UV Very high
70
Fri
💨
Moderate · UV High
61
Sat
💨
Good · UV Very high
34