Air quality in Columbia
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
10.4 µg/m³
WHO guideline 15
PM10
10.6 µg/m³
WHO guideline 45
Hour by hour (12h)
US EPA AQI
8:00 AM
💨
PM2.5 10.4 µg/m³
43Good
9:00 AM
💨
PM2.5 10.3 µg/m³
43Good
10:00 AM
💨
PM2.5 9.1 µg/m³
49Good
11:00 AM
💨
PM2.5 8.1 µg/m³
56Moderate
12:00 PM
💨
PM2.5 7.8 µg/m³
61Moderate
1:00 PM
💨
PM2.5 7.7 µg/m³
65Moderate
2:00 PM
💨
PM2.5 7.7 µg/m³
70Moderate
3:00 PM
💨
PM2.5 7.8 µg/m³
73Moderate
4:00 PM
💨
PM2.5 7.8 µg/m³
73Moderate
5:00 PM
💨
PM2.5 7.8 µg/m³
71Moderate
6:00 PM
💨
PM2.5 7.8 µg/m³
68Moderate
7:00 PM
💨
PM2.5 8.8 µg/m³
58Moderate
Next few days
daily max · US EPA AQI
Sun
💨
Moderate · UV Very high
73
Mon
💨
Moderate · UV Very high
60
Tue
💨
Moderate · UV Very high
88
Wed
💨
Moderate · UV Very high
100
Thu
💨
Good · UV Very high
39