Air quality in Alamo
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 µg/m³
WHO guideline 15
PM10
11.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
4:00 PM
💨
PM2.5 11 µg/m³
91Moderate
5:00 PM
💨
PM2.5 10.7 µg/m³
78Moderate
6:00 PM
💨
PM2.5 10.7 µg/m³
61Moderate
7:00 PM
💨
PM2.5 11.2 µg/m³
48Good
8:00 PM
💨
PM2.5 12.2 µg/m³
51Moderate
9:00 PM
💨
PM2.5 13 µg/m³
53Moderate
10:00 PM
💨
PM2.5 12.6 µg/m³
52Moderate
11:00 PM
💨
PM2.5 11.8 µg/m³
49Good
12:00 AM
💨
PM2.5 11.3 µg/m³
47Good
1:00 AM
💨
PM2.5 10.9 µg/m³
45Good
2:00 AM
💨
PM2.5 10.4 µg/m³
43Good
3:00 AM
💨
PM2.5 10.2 µg/m³
43Good
Next few days
daily max · US EPA AQI
Sat
💨
Moderate · UV Very high
96
Sun
💨
Moderate · UV Very high
98
Mon
💨
Moderate · UV Very high
63
Tue
💨
Moderate · UV Very high
75