Air quality in Fort Washington
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
6.8 µg/m³
WHO guideline 15
PM10
7.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 AM
💨
PM2.5 6.8 µg/m³
28Good
10:00 AM
💨
PM2.5 6.4 µg/m³
35Good
11:00 AM
💨
PM2.5 6.7 µg/m³
43Good
12:00 PM
💨
PM2.5 8.2 µg/m³
48Good
1:00 PM
💨
PM2.5 9.3 µg/m³
71Moderate
2:00 PM
💨
PM2.5 10.1 µg/m³
88Moderate
3:00 PM
💨
PM2.5 10.8 µg/m³
98Moderate
4:00 PM
💨
PM2.5 11.1 µg/m³
101Unhealthy for Sensitive Groups
5:00 PM
💨
PM2.5 11.1 µg/m³
95Moderate
6:00 PM
💨
PM2.5 11.3 µg/m³
68Moderate
7:00 PM
💨
PM2.5 13.2 µg/m³
53Moderate
8:00 PM
💨
PM2.5 15.8 µg/m³
59Moderate
Next few days
daily max · US EPA AQI
Thu
💨
Unhealthy for Sensitive Groups · UV High
101
Fri
💨
Unhealthy for Sensitive Groups · UV Moderate
111
Sat
💨
Moderate · UV High
54
Sun
💨
Moderate · UV High
62
Mon
💨
Moderate · UV High
68