Stay updated with real-time air quality in Des Moines, 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
Des Moines, Iowa
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.96 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.98 μg/m³
0
55
155
255
425
605+
20.91 ppb
0
55
71
86
201
201+
0.50 ppb
0
36
76
186
605
1005+
13.19 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Des Moines, Iowa
Des Moines, Iowa
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AQI 33
Good
5.68μg/m³
PM2.5
25.17μg/m³
PM10
27.89ppb
O3
0.48ppb
SO2
8.33ppb
NO2
0.24ppm
CO
AQI 33
Good
5.89μg/m³
PM2.5
26.35μg/m³
PM10
27.85ppb
O3
0.48ppb
SO2
8.32ppb
NO2
0.25ppm
CO
AQI 33
Good
5.99μg/m³
PM2.5
25.43μg/m³
PM10
24.93ppb
O3
0.56ppb
SO2
8.26ppb
NO2
0.25ppm
CO
AQI 38
Good
6.70μg/m³
PM2.5
34.47μg/m³
PM10
26.90ppb
O3
0.56ppb
SO2
8.24ppb
NO2
0.25ppm
CO
AQI 33
Good
6.14μg/m³
PM2.5
26.74μg/m³
PM10
26.18ppb
O3
0.56ppb
SO2
8.27ppb
NO2
0.25ppm
CO
AQI 33
Good
5.93μg/m³
PM2.5
24.16μg/m³
PM10
22.45ppb
O3
0.44ppb
SO2
8.30ppb
NO2
0.24ppm
CO
Air quality and pollutant data for Iowa, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Des Moines, Iowa is updated every hour for accuracy.
In the past 24 hours, the air quality in Des Moines, Iowa was at its worst at 04:00:00 on 2026-10-07.
In the last 24 hours, the best air quality in Des Moines, Iowa was observed at 09:00:00 on 2026-10-07.
As of now, the AQI in Des Moines, Iowa is 27, indicating Good conditions.
Des Moines, Iowa air has the highest levels of O3.
Poor air quality in Des Moines, Iowa means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Des Moines, Iowa are currently 5.163 μg/m3.
The PM10 concentration in Des Moines, Iowa is 22.566 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Des Moines, Iowa is 0.244 ppm.
Currently, Des Moines, Iowa has a sulfur dioxide (SO2) concentration of 0.484 ppb.
The current ozone (O3) level in Des Moines, Iowa at the moment is 28.793 ppm.
Nitrogen dioxide (NO2) level in Des Moines, Iowa at the moment is 8.325 ppb.
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