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
7.2 µg/m³
WHO guideline 15
PM10
10.8 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
8:00 AM
💨
PM2.5 7.2 µg/m³
30Good
9:00 AM
💨
PM2.5 6.7 µg/m³
28Good
10:00 AM
💨
PM2.5 6.4 µg/m³
30Good
11:00 AM
💨
PM2.5 6.2 µg/m³
31Good
12:00 PM
💨
PM2.5 6.5 µg/m³
32Good
1:00 PM
💨
PM2.5 6 µg/m³
33Good
2:00 PM
💨
PM2.5 6.1 µg/m³
34Good
3:00 PM
💨
PM2.5 6.4 µg/m³
34Good
4:00 PM
💨
PM2.5 6.8 µg/m³
35Good
5:00 PM
💨
PM2.5 7.2 µg/m³
35Good
6:00 PM
💨
PM2.5 7.4 µg/m³
34Good
7:00 PM
💨
PM2.5 7.6 µg/m³
34Good
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV High
52
Tue
💨
Moderate · UV High
53
Wed
💨
Good · UV Moderate
47