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)
67
Moderate
Topeka, Kansas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
18.26 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.04 μg/m³
0
55
155
255
425
605+
12.08 ppb
0
55
71
86
201
201+
0.79 ppb
0
36
76
186
605
1005+
5.61 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Topeka, Kansas
Topeka, Kansas
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AQI 60
Moderate
14.46μg/m³
PM2.5
26.47μg/m³
PM10
18.95ppb
O3
0.81ppb
SO2
5.88ppb
NO2
0.20ppm
CO
AQI 62
Moderate
14.56μg/m³
PM2.5
57.62μg/m³
PM10
17.82ppb
O3
0.71ppb
SO2
5.64ppb
NO2
0.20ppm
CO
AQI 62
Moderate
14.50μg/m³
PM2.5
21.59μg/m³
PM10
16.17ppb
O3
0.83ppb
SO2
5.91ppb
NO2
0.20ppm
CO
AQI 60
Moderate
14.08μg/m³
PM2.5
26.09μg/m³
PM10
16.88ppb
O3
0.90ppb
SO2
6.23ppb
NO2
0.20ppm
CO
AQI 60
Moderate
13.65μg/m³
PM2.5
26.04μg/m³
PM10
17.00ppb
O3
0.89ppb
SO2
6.04ppb
NO2
0.20ppm
CO
AQI 56
Moderate
11.52μg/m³
PM2.5
22.20μg/m³
PM10
16.20ppb
O3
0.89ppb
SO2
5.68ppb
NO2
0.19ppm
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 08:00:00 on 2025-12-07.
The best air quality in Topeka, Kansas was recorded at 02:00:00 on 2025-12-06.
The real-time air quality index in Topeka, Kansas is 67, currently categorized as Moderate.
The most common pollutant in Topeka, Kansas is PM2.5.
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 18.264 μg/m3.
The current PM10 levels in Topeka, Kansas are 24.039 μg/m3.
The current carbon monoxide (CO) level in Topeka, Kansas is 0.194 ppm.
The current sulfur dioxide (SO2) levels in Topeka, Kansas are 0.79 ppb.
The current ozone (O3) levels at Topeka, Kansas is 12.084 ppm.
The current nitrogen dioxide (NO2) levels at Topeka, Kansas is 5.611 ppb.
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