Air quality in Fairfax Station
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 µg/m³
WHO guideline 15
PM10
7.1 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 AM
💨
PM2.5 7 µg/m³
33Good
10:00 AM
💨
PM2.5 6.4 µg/m³
39Good
11:00 AM
💨
PM2.5 6.7 µg/m³
44Good
12:00 PM
💨
PM2.5 6.2 µg/m³
49Good
1:00 PM
💨
PM2.5 6.2 µg/m³
56Moderate
2:00 PM
💨
PM2.5 6.5 µg/m³
65Moderate
3:00 PM
💨
PM2.5 6.6 µg/m³
70Moderate
4:00 PM
💨
PM2.5 6.5 µg/m³
68Moderate
5:00 PM
💨
PM2.5 6.4 µg/m³
60Moderate
6:00 PM
💨
PM2.5 6.6 µg/m³
47Good
7:00 PM
💨
PM2.5 8.7 µg/m³
38Good
8:00 PM
💨
PM2.5 12 µg/m³
50Good
Next few days
daily max · US EPA AQI
Sat
💨
Moderate · UV Moderate
70
Sun
💨
Moderate · UV Moderate
83
Mon
💨
Moderate · UV High
86
Tue
💨
Moderate · UV High
100
Wed
💨
Good · UV Very high
47