Stay updated with real-time air quality in Topeka, Kansas 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)
35
Good
Topeka, Kansas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.52 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.14 μg/m³
0
55
155
255
425
605+
37.92 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
2.00 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Very high
Topeka, Kansas
Topeka, Kansas
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AQI 44
Good
7.67μg/m³
PM2.5
34.26μg/m³
PM10
32.03ppb
O3
0.44ppb
SO2
2.00ppb
NO2
0.21ppm
CO
AQI 38
Good
7.33μg/m³
PM2.5
30.93μg/m³
PM10
32.52ppb
O3
0.48ppb
SO2
1.70ppb
NO2
0.21ppm
CO
AQI 33
Good
6.12μg/m³
PM2.5
25.13μg/m³
PM10
29.84ppb
O3
0.39ppb
SO2
2.10ppb
NO2
0.21ppm
CO
AQI 33
Good
5.59μg/m³
PM2.5
18.76μg/m³
PM10
34.53ppb
O3
0.36ppb
SO2
2.49ppb
NO2
0.21ppm
CO
AQI 33
Good
5.63μg/m³
PM2.5
17.79μg/m³
PM10
35.83ppb
O3
0.37ppb
SO2
2.43ppb
NO2
0.21ppm
CO
AQI 38
Good
6.59μg/m³
PM2.5
33.77μg/m³
PM10
30.63ppb
O3
0.42ppb
SO2
1.56ppb
NO2
0.21ppm
CO
Air quality measurements for Kansas, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Topeka, Kansas is updated on an hourly basis.
The worst air quality in Topeka, Kansas was recorded at 01:00:00 on 2026-04-23.
The best air quality in Topeka, Kansas was recorded at 05:00:00 on 2026-04-23.
The real-time air quality index in Topeka, Kansas is 35, currently categorized as Good.
The most common pollutant in Topeka, Kansas is O3.
If the air quality in Topeka, Kansas is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Topeka, Kansas at present are 5.524 μg/m3.
The current PM10 levels in Topeka, Kansas are 18.135 μg/m3.
The current carbon monoxide (CO) level in Topeka, Kansas is 0.212 ppm.
The current sulfur dioxide (SO2) levels in Topeka, Kansas are 0.507 ppb.
The current ozone (O3) levels at Topeka, Kansas is 37.922 ppm.
The current nitrogen dioxide (NO2) levels at Topeka, Kansas is 2 ppb.
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