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)
27
Good
Oskaloosa, Iowa
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.22 μg/m³
0
55
155
255
425
605+
29.49 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
1.71 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Oskaloosa, Iowa
Oskaloosa, Iowa
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AQI 31
Good
4.75μg/m³
PM2.5
20.73μg/m³
PM10
32.97ppb
O3
0.24ppb
SO2
1.80ppb
NO2
0.13ppm
CO
AQI 33
Good
5.68μg/m³
PM2.5
22.91μg/m³
PM10
25.50ppb
O3
0.49ppb
SO2
1.89ppb
NO2
0.15ppm
CO
AQI 33
Good
5.15μg/m³
PM2.5
22.45μg/m³
PM10
35.53ppb
O3
0.26ppb
SO2
1.97ppb
NO2
0.14ppm
CO
AQI 27
Good
5.33μg/m³
PM2.5
20.72μg/m³
PM10
28.97ppb
O3
0.50ppb
SO2
2.58ppb
NO2
0.17ppm
CO
AQI 33
Good
5.81μg/m³
PM2.5
19.99μg/m³
PM10
30.20ppb
O3
0.48ppb
SO2
2.59ppb
NO2
0.17ppm
CO
AQI 28
Good
3.97μg/m³
PM2.5
16.26μg/m³
PM10
29.56ppb
O3
0.49ppb
SO2
2.68ppb
NO2
0.17ppm
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 02:00:00 on 2026-06-08.
The best air quality in Oskaloosa, Iowa was recorded at 10:00:00 on 2026-06-07.
The real-time air quality index in Oskaloosa, Iowa is 30, 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 5.25 μg/m3.
The current PM10 levels in Oskaloosa, Iowa are 22.596 μg/m3.
The current carbon monoxide (CO) level in Oskaloosa, Iowa is 0.132 ppm.
The current sulfur dioxide (SO2) levels in Oskaloosa, Iowa are 0.24 ppb.
The current ozone (O3) levels at Oskaloosa, Iowa is 32.194 ppm.
The current nitrogen dioxide (NO2) levels at Oskaloosa, Iowa is 1.743 ppb.
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