Air quality in Westwood
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
4.5 µg/m³
WHO guideline 15
PM10
4.8 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
9:00 AM
💨
PM2.5 4.5 µg/m³
32Good
10:00 AM
💨
PM2.5 5 µg/m³
34Good
11:00 AM
💨
PM2.5 5.4 µg/m³
36Good
12:00 PM
💨
PM2.5 5.3 µg/m³
40Good
1:00 PM
💨
PM2.5 5.4 µg/m³
44Good
2:00 PM
💨
PM2.5 6.4 µg/m³
47Good
3:00 PM
💨
PM2.5 7.3 µg/m³
48Good
4:00 PM
💨
PM2.5 7.1 µg/m³
49Good
5:00 PM
💨
PM2.5 7.5 µg/m³
47Good
6:00 PM
💨
PM2.5 8.9 µg/m³
43Good
7:00 PM
💨
PM2.5 10.1 µg/m³
42Good
8:00 PM
💨
PM2.5 10.9 µg/m³
45Good
Next few days
daily max · US EPA AQI
Wed
💨
Good · UV Moderate
49
Thu
💨
Moderate · UV Moderate
95
Fri
💨
Moderate · UV High
55