Air quality in Fall River
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
6.9 µg/m³
WHO guideline 15
PM10
7.2 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 PM
💨
PM2.5 6.9 µg/m³
29Good
11:00 PM
💨
PM2.5 7 µg/m³
29Good
12:00 AM
💨
PM2.5 7.8 µg/m³
33Good
1:00 AM
💨
PM2.5 8.6 µg/m³
36Good
2:00 AM
💨
PM2.5 9.2 µg/m³
38Good
3:00 AM
💨
PM2.5 9.7 µg/m³
40Good
4:00 AM
💨
PM2.5 10.3 µg/m³
43Good
5:00 AM
💨
PM2.5 10.4 µg/m³
43Good
6:00 AM
💨
PM2.5 12.7 µg/m³
52Moderate
7:00 AM
💨
PM2.5 15 µg/m³
57Moderate
8:00 AM
💨
PM2.5 10.6 µg/m³
44Good
9:00 AM
💨
PM2.5 10 µg/m³
42Good
Next few days
daily max · US EPA AQI
Thu
💨
Moderate · UV High
61