Stay updated with real-time air quality in Oskaloosa, Iowa 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)
43
Good
Oskaloosa, Iowa
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.07 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
17.60 μg/m³
0
55
155
255
425
605+
46.09 ppb
0
55
71
86
201
201+
0.08 ppb
0
36
76
186
605
1005+
1.16 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Oskaloosa, Iowa
Oskaloosa, Iowa
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AQI 42
Good
3.96μg/m³
PM2.5
17.14μg/m³
PM10
45.28ppb
O3
0.08ppb
SO2
1.32ppb
NO2
0.14ppm
CO
AQI 52
Moderate
10.43μg/m³
PM2.5
34.28μg/m³
PM10
39.39ppb
O3
1.42ppb
SO2
1.87ppb
NO2
0.24ppm
CO
AQI 44
Good
4.09μg/m³
PM2.5
18.00μg/m³
PM10
46.67ppb
O3
0.09ppb
SO2
1.68ppb
NO2
0.14ppm
CO
AQI 34
Good
6.39μg/m³
PM2.5
32.72μg/m³
PM10
37.01ppb
O3
1.24ppb
SO2
2.33ppb
NO2
0.26ppm
CO
AQI 33
Good
6.17μg/m³
PM2.5
26.28μg/m³
PM10
35.72ppb
O3
1.39ppb
SO2
1.89ppb
NO2
0.26ppm
CO
AQI 34
Good
5.50μg/m³
PM2.5
24.37μg/m³
PM10
37.23ppb
O3
1.25ppb
SO2
1.95ppb
NO2
0.26ppm
CO
Air quality measurements for Iowa, 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 Oskaloosa, Iowa is updated on an hourly basis.
The worst air quality in Oskaloosa, Iowa was recorded at 01:00:00 on 2026-04-24.
The best air quality in Oskaloosa, Iowa was recorded at 09:00:00 on 2026-04-23.
The real-time air quality index in Oskaloosa, Iowa is 43, currently categorized as Good.
The most common pollutant in Oskaloosa, Iowa is O3.
If the air quality in Oskaloosa, Iowa is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Oskaloosa, Iowa at present are 4.066 μg/m3.
The current PM10 levels in Oskaloosa, Iowa are 17.596 μg/m3.
The current carbon monoxide (CO) level in Oskaloosa, Iowa is 0.137 ppm.
The current sulfur dioxide (SO2) levels in Oskaloosa, Iowa are 0.082 ppb.
The current ozone (O3) levels at Oskaloosa, Iowa is 46.087 ppm.
The current nitrogen dioxide (NO2) levels at Oskaloosa, Iowa is 1.155 ppb.
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