Air quality in Ahwahnee
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
4.3 µg/m³
WHO guideline 15
PM10
4.7 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
5:00 AM
💨
PM2.5 4.3 µg/m³
18Good
6:00 AM
💨
PM2.5 4.2 µg/m³
18Good
7:00 AM
💨
PM2.5 4 µg/m³
17Good
8:00 AM
💨
PM2.5 4.1 µg/m³
17Good
9:00 AM
💨
PM2.5 4.8 µg/m³
24Good
10:00 AM
💨
PM2.5 4.6 µg/m³
36Good
11:00 AM
💨
PM2.5 4.6 µg/m³
46Good
12:00 PM
💨
PM2.5 4.2 µg/m³
48Good
1:00 PM
💨
PM2.5 4.2 µg/m³
48Good
2:00 PM
💨
PM2.5 4.2 µg/m³
48Good
3:00 PM
💨
PM2.5 4.4 µg/m³
48Good
4:00 PM
💨
PM2.5 4.6 µg/m³
50Good
Next few days
daily max · US EPA AQI
Sat
💨
Good · UV Very high
50
Sun
💨
Moderate · UV High
60
Mon
💨
Moderate · UV Very high
71
Tue
💨
No data · UV High
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