Air quality in Thoreau
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
2.7 µg/m³
WHO guideline 15
PM10
3.2 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
8:00 AM
💨
PM2.5 2.7 µg/m³
40Good
9:00 AM
💨
PM2.5 2.1 µg/m³
44Good
10:00 AM
💨
PM2.5 1.9 µg/m³
49Good
11:00 AM
💨
PM2.5 2.4 µg/m³
56Moderate
12:00 PM
💨
PM2.5 2.4 µg/m³
65Moderate
1:00 PM
💨
PM2.5 2.2 µg/m³
65Moderate
2:00 PM
💨
PM2.5 2.1 µg/m³
60Moderate
3:00 PM
💨
PM2.5 2.1 µg/m³
55Moderate
4:00 PM
💨
PM2.5 2.8 µg/m³
51Moderate
5:00 PM
💨
PM2.5 2.9 µg/m³
50Good
6:00 PM
💨
PM2.5 2.8 µg/m³
48Good
7:00 PM
💨
PM2.5 2.8 µg/m³
44Good
Next few days
daily max · US EPA AQI
Sat
💨
Moderate · UV Very high
65
Sun
💨
Moderate · UV Extreme
51
Mon
💨
Good · UV Extreme
49
Tue
💨
Good · UV Very high
50
Wed
💨
Good · UV Very high
24