Air quality in Lagunitas-Forest Knolls
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
4.8 µg/m³
WHO guideline 15
PM10
7.2 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 AM
💨
PM2.5 4.8 µg/m³
25Good
10:00 AM
💨
PM2.5 4.9 µg/m³
26Good
11:00 AM
💨
PM2.5 5.2 µg/m³
27Good
12:00 PM
💨
PM2.5 5.7 µg/m³
28Good
1:00 PM
💨
PM2.5 6.3 µg/m³
29Good
2:00 PM
💨
PM2.5 7 µg/m³
29Good
3:00 PM
💨
PM2.5 7.8 µg/m³
33Good
4:00 PM
💨
PM2.5 8.1 µg/m³
34Good
5:00 PM
💨
PM2.5 8.3 µg/m³
35Good
6:00 PM
💨
PM2.5 8.4 µg/m³
35Good
7:00 PM
💨
PM2.5 8.1 µg/m³
34Good
8:00 PM
💨
PM2.5 8 µg/m³
33Good
Next few days
daily max · US EPA AQI
Tue
💨
Good · UV Very high
35
Wed
💨
Good · UV Very high
36
Thu
💨
Good · UV Very high
30