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
7.66 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.90 μg/m³
0
55
155
255
425
605+
31.95 ppb
0
55
71
86
201
201+
0.55 ppb
0
36
76
186
605
1005+
5.49 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Columbus, Indiana
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AQI 38
Good
6.95μg/m³
PM2.5
31.14μg/m³
PM10
29.85ppb
O3
0.53ppb
SO2
6.02ppb
NO2
0.14ppm
CO
AQI 33
Good
6.35μg/m³
PM2.5
30.92μg/m³
PM10
30.97ppb
O3
0.56ppb
SO2
4.35ppb
NO2
0.14ppm
CO
AQI 33
Good
5.69μg/m³
PM2.5
24.97μg/m³
PM10
31.43ppb
O3
0.74ppb
SO2
4.76ppb
NO2
0.14ppm
CO
AQI 31
Good
5.07μg/m³
PM2.5
22.37μg/m³
PM10
33.29ppb
O3
0.70ppb
SO2
5.49ppb
NO2
0.14ppm
CO
AQI 33
Good
6.48μg/m³
PM2.5
29.97μg/m³
PM10
31.04ppb
O3
0.56ppb
SO2
4.40ppb
NO2
0.14ppm
CO
AQI 33
Good
6.11μg/m³
PM2.5
26.74μg/m³
PM10
30.90ppb
O3
0.55ppb
SO2
3.90ppb
NO2
0.14ppm
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 02:00:00 on 2026-03-09.
In the last 24 hours, the best air quality in Columbus, Indiana was observed at 08:00:00 on 2026-03-09.
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 7.656 μg/m3.
The PM10 concentration in Columbus, Indiana is 25.903 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Columbus, Indiana is 0.141 ppm.
Currently, Columbus, Indiana has a sulfur dioxide (SO2) concentration of 0.545 ppb.
The current ozone (O3) level in Columbus, Indiana at the moment is 31.954 ppm.
Nitrogen dioxide (NO2) level in Columbus, Indiana at the moment is 5.49 ppb.
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