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)
54
Moderate
Columbia, Missouri
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.48 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
47.45 μg/m³
0
55
155
255
425
605+
17.80 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
1.21 ppb
0
54
101
361
1250
2050+
0.27 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Columbia, Missouri
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AQI 44
Good
8.04μg/m³
PM2.5
27.01μg/m³
PM10
37.70ppb
O3
0.79ppb
SO2
1.39ppb
NO2
0.21ppm
CO
AQI 49
Good
9.23μg/m³
PM2.5
23.82μg/m³
PM10
38.95ppb
O3
0.80ppb
SO2
1.59ppb
NO2
0.21ppm
CO
AQI 44
Good
8.46μg/m³
PM2.5
24.32μg/m³
PM10
34.15ppb
O3
0.83ppb
SO2
1.25ppb
NO2
0.21ppm
CO
AQI 44
Good
8.36μg/m³
PM2.5
23.96μg/m³
PM10
33.09ppb
O3
0.88ppb
SO2
1.49ppb
NO2
0.22ppm
CO
AQI 49
Good
9.18μg/m³
PM2.5
40.58μg/m³
PM10
20.68ppb
O3
1.70ppb
SO2
2.41ppb
NO2
0.18ppm
CO
AQI 49
Good
8.66μg/m³
PM2.5
37.60μg/m³
PM10
21.86ppb
O3
1.69ppb
SO2
2.28ppb
NO2
0.18ppm
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 2025-08-30.
In the last 24 hours, the best air quality in Columbia, Missouri was observed at 01:00:00 on 2025-08-31.
As of now, the AQI in Columbia, Missouri is 49, indicating Good conditions.
Columbia, Missouri air has the highest levels of PM2.5.
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 8.579 μg/m3.
The PM10 concentration in Columbia, Missouri is 21.89 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Columbia, Missouri is 0.211 ppm.
Currently, Columbia, Missouri has a sulfur dioxide (SO2) concentration of 0.801 ppb.
The current ozone (O3) level in Columbia, Missouri at the moment is 33.729 ppm.
Nitrogen dioxide (NO2) level in Columbia, Missouri at the moment is 1.533 ppb.
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