Air quality in Danville
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
11.1 µg/m³
WHO guideline 15
PM10
11.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
1:00 AM
💨
PM2.5 11.1 µg/m³
46Good
2:00 AM
💨
PM2.5 13.3 µg/m³
54Moderate
3:00 AM
💨
PM2.5 15.2 µg/m³
58Moderate
4:00 AM
💨
PM2.5 16.4 µg/m³
60Moderate
5:00 AM
💨
PM2.5 16.6 µg/m³
60Moderate
6:00 AM
💨
PM2.5 16 µg/m³
59Moderate
7:00 AM
💨
PM2.5 15.4 µg/m³
58Moderate
8:00 AM
💨
PM2.5 14.5 µg/m³
56Moderate
9:00 AM
💨
PM2.5 10.4 µg/m³
43Good
10:00 AM
💨
PM2.5 8.4 µg/m³
35Good
11:00 AM
💨
PM2.5 7.5 µg/m³
31Good
12:00 PM
💨
PM2.5 6.4 µg/m³
35Good
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV Very high
60
Tue
💨
Moderate · UV Very high
98
Wed
💨
Moderate · UV High
99