Air quality in Hampstead
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
6.6 µg/m³
WHO guideline 15
PM10
6.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
4:00 AM
💨
PM2.5 6.6 µg/m³
28Good
5:00 AM
💨
PM2.5 6.2 µg/m³
26Good
6:00 AM
💨
PM2.5 6.4 µg/m³
27Good
7:00 AM
💨
PM2.5 6.8 µg/m³
28Good
8:00 AM
💨
PM2.5 7.5 µg/m³
31Good
9:00 AM
💨
PM2.5 7 µg/m³
29Good
10:00 AM
💨
PM2.5 6.8 µg/m³
28Good
11:00 AM
💨
PM2.5 6.5 µg/m³
30Good
12:00 PM
💨
PM2.5 5.4 µg/m³
35Good
1:00 PM
💨
PM2.5 4.9 µg/m³
40Good
2:00 PM
💨
PM2.5 5.1 µg/m³
44Good
3:00 PM
💨
PM2.5 5.4 µg/m³
47Good
Next few days
daily max · US EPA AQI
Fri
💨
Moderate · UV High
52
Sat
💨
Moderate · UV Moderate
65
Sun
💨
Moderate · UV Moderate
56
Mon
💨
Good · UV Moderate
36
Tue
💨
Good · UV Moderate
18