Stay updated with real-time air quality in Ottumwa, 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)
19
Good
Ottumwa, Iowa
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
1.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.17 μg/m³
0
55
155
255
425
605+
21.01 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
1.48 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Ottumwa, Iowa
Ottumwa, Iowa
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AQI 19
Good
1.76μg/m³
PM2.5
7.09μg/m³
PM10
20.25ppb
O3
0.28ppb
SO2
1.54ppb
NO2
0.12ppm
CO
AQI 19
Good
1.52μg/m³
PM2.5
6.00μg/m³
PM10
19.86ppb
O3
0.28ppb
SO2
1.64ppb
NO2
0.12ppm
CO
AQI 19
Good
2.26μg/m³
PM2.5
9.00μg/m³
PM10
19.76ppb
O3
0.31ppb
SO2
1.33ppb
NO2
0.12ppm
CO
AQI 18
Good
1.15μg/m³
PM2.5
4.83μg/m³
PM10
18.62ppb
O3
0.27ppb
SO2
1.81ppb
NO2
0.12ppm
CO
AQI 19
Good
1.87μg/m³
PM2.5
8.14μg/m³
PM10
20.67ppb
O3
0.17ppb
SO2
1.60ppb
NO2
0.14ppm
CO
AQI 21
Good
1.97μg/m³
PM2.5
8.00μg/m³
PM10
22.74ppb
O3
0.25ppb
SO2
1.37ppb
NO2
0.11ppm
CO
Air quality data and pollutant measurements for Iowa, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Ottumwa, Iowa is updated every hour.
The worst air quality in Ottumwa, Iowa in the last 24 hours was observed at 10:00:00 on 2025-10-21.
In the last 24 hrs, the best air quality in Ottumwa, Iowa was observed at 10:00:00 on 2025-10-22.
The current air quality in Ottumwa, Iowa is 19, categorized as Good based on real-time data.
The most common pollutant in Ottumwa, Iowa is O3.
If the air quality in Ottumwa, Iowa is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Ottumwa, Iowa is 1.809 μg/m3.
The current PM10 concentration at Ottumwa, Iowa is 7.174 μg/m3.
The current carbon monoxide (CO) concentration at Ottumwa, Iowa is 0.155 ppm.
The current sulfur dioxide (SO2) concentration at Ottumwa, Iowa is 0.515 ppb.
The current ozone (O3) concentration at Ottumwa, Iowa is 21.012 ppm.
The current nitrogen dioxide (NO2) concentration at Ottumwa, Iowa is 1.482 ppb.
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