Air quality in Pontiac
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
9.5 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 PM
💨
PM2.5 9.1 µg/m³
38Good
11:00 PM
💨
PM2.5 8.4 µg/m³
35Good
12:00 AM
💨
PM2.5 8.5 µg/m³
35Good
1:00 AM
💨
PM2.5 7.9 µg/m³
33Good
2:00 AM
💨
PM2.5 6.4 µg/m³
27Good
3:00 AM
💨
PM2.5 5.3 µg/m³
22Good
4:00 AM
💨
PM2.5 5 µg/m³
21Good
5:00 AM
💨
PM2.5 4.8 µg/m³
20Good
6:00 AM
💨
PM2.5 4.9 µg/m³
20Good
7:00 AM
💨
PM2.5 4.9 µg/m³
20Good
8:00 AM
💨
PM2.5 4.8 µg/m³
22Good
9:00 AM
💨
PM2.5 5 µg/m³
25Good
Next few days
daily max · US EPA AQI
Fri
💨
Moderate · UV High
55
Sat
💨
Moderate · UV Moderate
56
Sun
💨
Moderate · UV High
75
Mon
💨
Moderate · UV High
85
Tue
💨
Moderate · UV High
98