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)
22
Good
Oskaloosa, Iowa
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.78 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
16.46 μg/m³
0
55
155
255
425
605+
21.01 ppb
0
55
71
86
201
201+
0.24 ppb
0
36
76
186
605
1005+
1.12 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Oskaloosa, Iowa
Oskaloosa, Iowa
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AQI 18
Good
3.10μg/m³
PM2.5
13.58μg/m³
PM10
19.45ppb
O3
0.23ppb
SO2
1.15ppb
NO2
0.14ppm
CO
AQI 27
Good
5.18μg/m³
PM2.5
22.30μg/m³
PM10
26.65ppb
O3
0.34ppb
SO2
1.41ppb
NO2
0.26ppm
CO
AQI 16
Good
2.27μg/m³
PM2.5
9.55μg/m³
PM10
16.93ppb
O3
0.21ppb
SO2
1.20ppb
NO2
0.14ppm
CO
AQI 17
Good
2.29μg/m³
PM2.5
18.31μg/m³
PM10
13.79ppb
O3
0.46ppb
SO2
1.89ppb
NO2
0.12ppm
CO
AQI 12
Good
2.06μg/m³
PM2.5
9.71μg/m³
PM10
13.26ppb
O3
0.29ppb
SO2
1.97ppb
NO2
0.12ppm
CO
AQI 12
Good
0.97μg/m³
PM2.5
3.59μg/m³
PM10
13.26ppb
O3
0.30ppb
SO2
2.00ppb
NO2
0.12ppm
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 06:00:00 on 2026-01-22.
The best air quality in Oskaloosa, Iowa was recorded at 03:00:00 on 2026-01-23.
The real-time air quality index in Oskaloosa, Iowa is 22, currently categorized as Good.
The most common pollutant in Oskaloosa, Iowa is PM2.5.
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 3.782 μg/m3.
The current PM10 levels in Oskaloosa, Iowa are 16.465 μg/m3.
The current carbon monoxide (CO) level in Oskaloosa, Iowa is 0.138 ppm.
The current sulfur dioxide (SO2) levels in Oskaloosa, Iowa are 0.238 ppb.
The current ozone (O3) levels at Oskaloosa, Iowa is 21.01 ppm.
The current nitrogen dioxide (NO2) levels at Oskaloosa, Iowa is 1.117 ppb.
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