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)
45
Good
Oskaloosa, Iowa
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.91 μg/m³
0
55
155
255
425
605+
49.36 ppb
0
55
71
86
201
201+
0.45 ppb
0
36
76
186
605
1005+
0.48 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Oskaloosa, Iowa
Oskaloosa, Iowa
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AQI 45
Good
5.32μg/m³
PM2.5
23.00μg/m³
PM10
49.22ppb
O3
0.43ppb
SO2
0.53ppb
NO2
0.13ppm
CO
AQI 54
Moderate
11.26μg/m³
PM2.5
57.61μg/m³
PM10
45.94ppb
O3
1.00ppb
SO2
2.90ppb
NO2
0.24ppm
CO
AQI 46
Good
6.07μg/m³
PM2.5
26.85μg/m³
PM10
50.34ppb
O3
0.36ppb
SO2
0.71ppb
NO2
0.13ppm
CO
AQI 49
Good
8.73μg/m³
PM2.5
43.95μg/m³
PM10
46.58ppb
O3
0.67ppb
SO2
5.24ppb
NO2
0.25ppm
CO
AQI 49
Good
9.26μg/m³
PM2.5
43.12μg/m³
PM10
48.38ppb
O3
0.93ppb
SO2
2.61ppb
NO2
0.25ppm
CO
AQI 49
Good
9.13μg/m³
PM2.5
40.96μg/m³
PM10
47.42ppb
O3
0.95ppb
SO2
5.38ppb
NO2
0.25ppm
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 08:00:00 on 2026-10-22.
The best air quality in Oskaloosa, Iowa was recorded at 12:00:00 on 2026-10-22.
The real-time air quality index in Oskaloosa, Iowa is 45, 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 5.048 μg/m3.
The current PM10 levels in Oskaloosa, Iowa are 21.91 μg/m3.
The current carbon monoxide (CO) level in Oskaloosa, Iowa is 0.13 ppm.
The current sulfur dioxide (SO2) levels in Oskaloosa, Iowa are 0.454 ppb.
The current ozone (O3) levels at Oskaloosa, Iowa is 49.36 ppm.
The current nitrogen dioxide (NO2) levels at Oskaloosa, Iowa is 0.477 ppb.
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