Air quality in South Pasadena
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
2.6 µg/m³
WHO guideline 15
PM10
3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
8:00 AM
💨
PM2.5 2.6 µg/m³
20Good
9:00 AM
💨
PM2.5 2.6 µg/m³
24Good
10:00 AM
💨
PM2.5 2.8 µg/m³
30Good
11:00 AM
💨
PM2.5 3 µg/m³
34Good
12:00 PM
💨
PM2.5 3.1 µg/m³
37Good
1:00 PM
💨
PM2.5 3.2 µg/m³
40Good
2:00 PM
💨
PM2.5 3.5 µg/m³
42Good
3:00 PM
💨
PM2.5 3.8 µg/m³
43Good
4:00 PM
💨
PM2.5 4.2 µg/m³
44Good
5:00 PM
💨
PM2.5 4.8 µg/m³
45Good
6:00 PM
💨
PM2.5 4.9 µg/m³
44Good
7:00 PM
💨
PM2.5 4.7 µg/m³
42Good
Next few days
daily max · US EPA AQI
Mon
💨
Good · UV Very high
45
Wed
💨
Good · UV Very high
45
Thu
💨
Good · UV Very high
40
Fri
💨
Good · UV Very high
19