Stay updated with real-time air quality in Columbus, Indiana 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)
44
Good
Columbus, Indiana
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.60 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.42 μg/m³
0
55
155
255
425
605+
19.21 ppb
0
55
71
86
201
201+
2.54 ppb
0
36
76
186
605
1005+
5.22 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Columbus, Indiana
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AQI 27
Good
5.46μg/m³
PM2.5
12.68μg/m³
PM10
18.80ppb
O3
0.76ppb
SO2
5.71ppb
NO2
0.28ppm
CO
AQI 27
Good
5.48μg/m³
PM2.5
24.00μg/m³
PM10
21.85ppb
O3
0.63ppb
SO2
3.65ppb
NO2
0.44ppm
CO
AQI 33
Good
6.11μg/m³
PM2.5
24.04μg/m³
PM10
20.27ppb
O3
1.20ppb
SO2
3.13ppb
NO2
0.38ppm
CO
AQI 33
Good
5.79μg/m³
PM2.5
25.70μg/m³
PM10
20.75ppb
O3
1.22ppb
SO2
3.54ppb
NO2
0.26ppm
CO
AQI 33
Good
6.27μg/m³
PM2.5
19.57μg/m³
PM10
15.13ppb
O3
0.63ppb
SO2
3.77ppb
NO2
0.45ppm
CO
AQI 38
Good
7.04μg/m³
PM2.5
24.45μg/m³
PM10
19.52ppb
O3
0.63ppb
SO2
3.18ppb
NO2
0.49ppm
CO
Air quality and pollutant data for Indiana, 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 Columbus, Indiana is updated every hour for accuracy.
In the past 24 hours, the air quality in Columbus, Indiana was at its worst at 05:00:00 on 2025-07-19.
In the last 24 hours, the best air quality in Columbus, Indiana was observed at 01:00:00 on 2025-07-19.
As of now, the AQI in Columbus, Indiana is 44, indicating Good conditions.
Columbus, Indiana air has the highest levels of PM2.5.
Poor air quality in Columbus, Indiana means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Columbus, Indiana are currently 8.319 μg/m3.
The PM10 concentration in Columbus, Indiana is 36.581 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Columbus, Indiana is 0.329 ppm.
Currently, Columbus, Indiana has a sulfur dioxide (SO2) concentration of 0.829 ppb.
The current ozone (O3) level in Columbus, Indiana at the moment is 19.046 ppm.
Nitrogen dioxide (NO2) level in Columbus, Indiana at the moment is 5.097 ppb.
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