Air quality in Prineville
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
2.8 µg/m³
WHO guideline 15
PM10
3.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 AM
💨
PM2.5 2.8 µg/m³
31Good
11:00 AM
💨
PM2.5 3.6 µg/m³
38Good
12:00 PM
💨
PM2.5 4.6 µg/m³
42Good
1:00 PM
💨
PM2.5 5.2 µg/m³
44Good
2:00 PM
💨
PM2.5 5.2 µg/m³
46Good
3:00 PM
💨
PM2.5 4.8 µg/m³
47Good
4:00 PM
💨
PM2.5 4.9 µg/m³
47Good
5:00 PM
💨
PM2.5 6.1 µg/m³
47Good
6:00 PM
💨
PM2.5 8.4 µg/m³
48Good
7:00 PM
💨
PM2.5 12.1 µg/m³
51Moderate
8:00 PM
💨
PM2.5 16.3 µg/m³
60Moderate
9:00 PM
💨
PM2.5 20 µg/m³
68Moderate
Next few days
daily max · US EPA AQI
Sun
💨
Moderate · UV High
70
Mon
💨
Moderate · UV High
73
Tue
💨
Unhealthy for Sensitive Groups · UV High
111
Wed
💨
Unhealthy for Sensitive Groups · UV High
111
Thu
💨
Unhealthy for Sensitive Groups · UV High
123