Air quality in Granite Falls
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
6.4 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
6:00 PM
💨
PM2.5 6.1 µg/m³
41Good
7:00 PM
💨
PM2.5 6.5 µg/m³
36Good
8:00 PM
💨
PM2.5 7.5 µg/m³
31Good
9:00 PM
💨
PM2.5 8.6 µg/m³
36Good
10:00 PM
💨
PM2.5 10.9 µg/m³
45Good
11:00 PM
💨
PM2.5 12.3 µg/m³
51Moderate
12:00 AM
💨
PM2.5 12.4 µg/m³
52Moderate
1:00 AM
💨
PM2.5 12.5 µg/m³
52Moderate
2:00 AM
💨
PM2.5 12.6 µg/m³
52Moderate
3:00 AM
💨
PM2.5 12.7 µg/m³
52Moderate
4:00 AM
💨
PM2.5 12.4 µg/m³
52Moderate
5:00 AM
💨
PM2.5 12.2 µg/m³
51Moderate
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV High
51
Tue
💨
Moderate · UV Moderate
52