Air quality in Chatham
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
3.4 µg/m³
WHO guideline 15
PM10
3.8 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
12:00 AM
💨
PM2.5 3.4 µg/m³
26Good
1:00 AM
💨
PM2.5 3.8 µg/m³
23Good
2:00 AM
💨
PM2.5 3.9 µg/m³
20Good
3:00 AM
💨
PM2.5 3.9 µg/m³
17Good
4:00 AM
💨
PM2.5 4.2 µg/m³
18Good
5:00 AM
💨
PM2.5 4.1 µg/m³
17Good
6:00 AM
💨
PM2.5 4.2 µg/m³
18Good
7:00 AM
💨
PM2.5 4.4 µg/m³
18Good
8:00 AM
💨
PM2.5 5.3 µg/m³
22Good
9:00 AM
💨
PM2.5 3.7 µg/m³
18Good
10:00 AM
💨
PM2.5 3.2 µg/m³
23Good
11:00 AM
💨
PM2.5 3.3 µg/m³
30Good
Next few days
daily max · US EPA AQI
Wed
💨
Moderate · UV High
66
Fri
💨
Moderate · UV High
60
Sat
💨
Moderate · UV High
55