Air quality in Spencer
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
8.8 µg/m³
WHO guideline 15
PM10
10.3 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
7:00 PM
💨
PM2.5 8.8 µg/m³
48Good
8:00 PM
💨
PM2.5 8.7 µg/m³
42Good
9:00 PM
💨
PM2.5 7.7 µg/m³
37Good
10:00 PM
💨
PM2.5 7.2 µg/m³
33Good
11:00 PM
💨
PM2.5 7 µg/m³
29Good
12:00 AM
💨
PM2.5 7 µg/m³
29Good
1:00 AM
💨
PM2.5 7.2 µg/m³
30Good
2:00 AM
💨
PM2.5 7.3 µg/m³
30Good
3:00 AM
💨
PM2.5 7.3 µg/m³
30Good
4:00 AM
💨
PM2.5 7.3 µg/m³
30Good
5:00 AM
💨
PM2.5 7.1 µg/m³
30Good
6:00 AM
💨
PM2.5 6.8 µg/m³
28Good
Next few days
daily max · US EPA AQI
Mon
💨
Moderate · UV Very high
78
Tue
💨
Moderate · UV Very high
61
Wed
💨
Unhealthy for Sensitive Groups · UV Very high
103
Thu
💨
Unhealthy for Sensitive Groups · UV Very high
128
Fri
💨
Good · UV Very high
42