Air quality in Olney
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
1.3 µg/m³
WHO guideline 15
PM10
1.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
11:00 PM
💨
PM2.5 1.3 µg/m³
24Good
12:00 AM
💨
PM2.5 1.3 µg/m³
21Good
1:00 AM
💨
PM2.5 1.4 µg/m³
19Good
2:00 AM
💨
PM2.5 1.5 µg/m³
17Good
3:00 AM
💨
PM2.5 1.6 µg/m³
16Good
4:00 AM
💨
PM2.5 1.8 µg/m³
14Good
5:00 AM
💨
PM2.5 2.5 µg/m³
12Good
6:00 AM
💨
PM2.5 3.3 µg/m³
14Good
7:00 AM
💨
PM2.5 3.9 µg/m³
16Good
8:00 AM
💨
PM2.5 2.3 µg/m³
21Good
9:00 AM
💨
PM2.5 2.9 µg/m³
35Good
10:00 AM
💨
PM2.5 3.4 µg/m³
46Good
Next few days
daily max · US EPA AQI
Mon
💨
Good · UV Very high
47
Tue
💨
Moderate · UV Very high
80
Wed
💨
Moderate · UV Very high
93
Thu
💨
Moderate · UV High
73
Fri
💨
Moderate · UV High
70