Stay updated with real-time air quality in Columbia, Missouri featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
16
Good
Columbia, Missouri
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.44 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.00 μg/m³
0
55
155
255
425
605+
17.03 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
0.76 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Columbia, Missouri
Scroll To Air Quality MapLoading...
AQI 18
Good
2.58μg/m³
PM2.5
10.47μg/m³
PM10
18.68ppb
O3
0.18ppb
SO2
0.67ppb
NO2
0.16ppm
CO
AQI 17
Good
2.67μg/m³
PM2.5
11.00μg/m³
PM10
18.25ppb
O3
0.22ppb
SO2
0.72ppb
NO2
0.16ppm
CO
AQI 28
Good
2.89μg/m³
PM2.5
15.96μg/m³
PM10
29.64ppb
O3
0.57ppb
SO2
2.08ppb
NO2
0.13ppm
CO
AQI 19
Good
2.19μg/m³
PM2.5
9.00μg/m³
PM10
21.18ppb
O3
0.15ppb
SO2
0.66ppb
NO2
0.17ppm
CO
AQI 20
Good
1.32μg/m³
PM2.5
5.08μg/m³
PM10
22.20ppb
O3
0.19ppb
SO2
0.68ppb
NO2
0.16ppm
CO
AQI 21
Good
1.76μg/m³
PM2.5
7.24μg/m³
PM10
23.15ppb
O3
0.24ppb
SO2
0.75ppb
NO2
0.16ppm
CO
Air quality and pollutant data for Missouri, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Columbia, Missouri is updated every hour for accuracy.
In the past 24 hours, the air quality in Columbia, Missouri was at its worst at 03:00:00 on 2026-01-23.
In the last 24 hours, the best air quality in Columbia, Missouri was observed at 02:00:00 on 2026-01-23.
As of now, the AQI in Columbia, Missouri is 16, indicating Good conditions.
Columbia, Missouri air has the highest levels of O3.
Poor air quality in Columbia, Missouri means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Columbia, Missouri are currently 2.439 μg/m3.
The PM10 concentration in Columbia, Missouri is 10 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Columbia, Missouri is 0.163 ppm.
Currently, Columbia, Missouri has a sulfur dioxide (SO2) concentration of 0.21 ppb.
The current ozone (O3) level in Columbia, Missouri at the moment is 17.03 ppm.
Nitrogen dioxide (NO2) level in Columbia, Missouri at the moment is 0.755 ppb.
All Rights Reserved © Ambee Inc. 2025