Air quality in Preston Heights
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
9.1 µg/m³
WHO guideline 15
PM10
9.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 AM
💨
PM2.5 9.1 µg/m³
38Good
1:00 AM
💨
PM2.5 7.8 µg/m³
33Good
2:00 AM
💨
PM2.5 7.2 µg/m³
30Good
3:00 AM
💨
PM2.5 6.7 µg/m³
31Good
4:00 AM
💨
PM2.5 6.6 µg/m³
33Good
5:00 AM
💨
PM2.5 6.4 µg/m³
34Good
6:00 AM
💨
PM2.5 6.7 µg/m³
34Good
7:00 AM
💨
PM2.5 7.1 µg/m³
34Good
8:00 AM
💨
PM2.5 7.8 µg/m³
34Good
9:00 AM
💨
PM2.5 7.9 µg/m³
34Good
10:00 AM
💨
PM2.5 8.4 µg/m³
36Good
11:00 AM
💨
PM2.5 8.8 µg/m³
40Good
Next few days
daily max · US EPA AQI
Tue
💨
Moderate · UV High
76
Thu
💨
Moderate · UV High
56
Fri
💨
Moderate · UV High
78
Sat
💨
Moderate · UV High
65