Stay updated with real-time air quality in Winfield, 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)
49
Good
Winfield, Kansas
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.62 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
42.49 μg/m³
0
55
155
255
425
605+
32.86 ppb
0
55
71
86
201
201+
0.71 ppb
0
36
76
186
605
1005+
2.55 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Winfield, Kansas
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AQI 49
Good
8.96μg/m³
PM2.5
48.44μg/m³
PM10
33.07ppb
O3
0.73ppb
SO2
2.59ppb
NO2
0.34ppm
CO
AQI 49
Good
8.89μg/m³
PM2.5
51.84μg/m³
PM10
32.95ppb
O3
0.64ppb
SO2
2.24ppb
NO2
0.33ppm
CO
AQI 54
Moderate
8.98μg/m³
PM2.5
61.31μg/m³
PM10
32.12ppb
O3
0.62ppb
SO2
2.09ppb
NO2
0.33ppm
CO
AQI 49
Good
8.54μg/m³
PM2.5
48.26μg/m³
PM10
32.96ppb
O3
0.68ppb
SO2
2.35ppb
NO2
0.32ppm
CO
AQI 49
Good
7.92μg/m³
PM2.5
53.06μg/m³
PM10
32.01ppb
O3
0.67ppb
SO2
2.00ppb
NO2
0.32ppm
CO
AQI 54
Moderate
10.80μg/m³
PM2.5
42.00μg/m³
PM10
33.08ppb
O3
0.77ppb
SO2
2.63ppb
NO2
0.36ppm
CO
The air quality data for Kansas, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Winfield, Kansas are available every hour.
Winfield, Kansas experienced its worst air quality at 02:00:00, 2026-01-23.
The best air quality in Winfield, Kansas was observed at 10:00:00 on 2026-01-22.
The air quality in Winfield, Kansas right now is Good, with an AQI of 49.
In Winfield, Kansas, PM2.5 is the most frequently found pollutant.
When air quality in Winfield, Kansas is compromised, staying indoors and wearing a mask can reduce health risks.
Winfield, Kansas currently has a PM2.5 concentration of 8.621 μg/m3.
Winfield, Kansas currently has a PM10 concentration of 42.486 μg/m3.
The current carbon monoxide (CO) level in Winfield, Kansas is 0.336 ppm.
The current sulfur dioxide (SO2) concentration in Winfield, Kansas is 0.71 ppb.
Winfield, Kansas currently has an ozone (O3) concentration of 32.856 ppm.
The current level of nitrogen dioxide (NO2) in Winfield, Kansas is 2.553 ppb.
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