Air quality in Harpswell Center
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
9.2 µg/m³
WHO guideline 15
PM10
14.1 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
10:00 PM
💨
PM2.5 9.2 µg/m³
38Good
11:00 PM
💨
PM2.5 10 µg/m³
42Good
12:00 AM
💨
PM2.5 10.6 µg/m³
44Good
1:00 AM
💨
PM2.5 10.8 µg/m³
45Good
2:00 AM
💨
PM2.5 10.2 µg/m³
43Good
3:00 AM
💨
PM2.5 9.2 µg/m³
38Good
4:00 AM
💨
PM2.5 8.3 µg/m³
35Good
5:00 AM
💨
PM2.5 7.8 µg/m³
33Good
6:00 AM
💨
PM2.5 7.6 µg/m³
32Good
7:00 AM
💨
PM2.5 7.3 µg/m³
31Good
8:00 AM
💨
PM2.5 6.8 µg/m³
33Good
9:00 AM
💨
PM2.5 6.7 µg/m³
34Good
Next few days
daily max · US EPA AQI
Wed
💨
Good · UV Moderate
45
Fri
💨
Moderate · UV High
55
Sat
💨
Good · UV Moderate
38