Air quality in East Cambridge
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
6.1 µg/m³
WHO guideline 15
PM10
7.1 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 PM
💨
PM2.5 6.1 µg/m³
56Moderate
2:00 PM
💨
PM2.5 6.8 µg/m³
63Moderate
3:00 PM
💨
PM2.5 7.6 µg/m³
66Moderate
4:00 PM
💨
PM2.5 8 µg/m³
63Moderate
5:00 PM
💨
PM2.5 8 µg/m³
56Moderate
6:00 PM
💨
PM2.5 7.5 µg/m³
48Good
7:00 PM
💨
PM2.5 7 µg/m³
41Good
8:00 PM
💨
PM2.5 7.1 µg/m³
36Good
9:00 PM
💨
PM2.5 6.9 µg/m³
34Good
10:00 PM
💨
PM2.5 6.8 µg/m³
34Good
11:00 PM
💨
PM2.5 6.4 µg/m³
34Good
12:00 AM
💨
PM2.5 6.5 µg/m³
34Good
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV High
66
Wed
💨
Good · UV Moderate
43
Thu
💨
Moderate · UV Moderate
78