Real-time air quality index in Dubuque, Iowa today
Stay updated with real-time air quality in Dubuque, 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)
64
Moderate
Dubuque, Iowa
Last updated: ... (Local time)
Common air pollutants in Dubuque, Iowa
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
15.76 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
35.95 μg/m³
0
55
155
255
425
605+
Ozone (O3)
44.80 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.48 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
1.92 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Dubuque, Iowa
Dubuque, Iowa
Scroll To Air Quality Map
Track live Dubuque, Iowa air quality forecast and history
Dubuque Loading...
Dubuque, Iowa air quality map: Real-time AQI near you
Air quality in nearby cities
Platteville, Wisconsin
AQI 33
Good
5.60μg/m³
PM2.5
20.48μg/m³
PM10
27.39ppb
O3
0.27ppb
SO2
1.83ppb
NO2
0.15ppm
CO
Clinton, Iowa
AQI 30
Good
2.96μg/m³
PM2.5
13.42μg/m³
PM10
31.80ppb
O3
0.12ppb
SO2
2.02ppb
NO2
0.11ppm
CO
Monroe, Wisconsin
AQI 29
Good
4.82μg/m³
PM2.5
18.12μg/m³
PM10
30.94ppb
O3
0.31ppb
SO2
2.01ppb
NO2
0.11ppm
CO
Freeport, Illinois
AQI 27
Good
4.74μg/m³
PM2.5
18.76μg/m³
PM10
27.57ppb
O3
0.24ppb
SO2
1.98ppb
NO2
0.11ppm
CO
Marion, Iowa
AQI 31
Good
2.99μg/m³
PM2.5
12.21μg/m³
PM10
33.48ppb
O3
0.14ppb
SO2
2.00ppb
NO2
0.21ppm
CO
Cedar Rapids, Iowa
AQI 31
Good
2.81μg/m³
PM2.5
12.01μg/m³
PM10
33.96ppb
O3
0.10ppb
SO2
2.03ppb
NO2
0.22ppm
CO
How accurate is Iowa, USA air quality data?
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
Frequently asked questions
How frequently is the air quality data for Dubuque, Iowa updated?
Air quality data for Dubuque, Iowa is updated on an hourly basis.
When did Dubuque, Iowa experience the worst air quality in the last 24 hours?
The worst air quality in Dubuque, Iowa was recorded at 11:00:00 on 2025-07-19.
When did Dubuque, Iowa have its best air quality in the last 24 hours?
The best air quality in Dubuque, Iowa was recorded at 10:00:00 on 2025-07-20.
What is the real-time air quality index for Dubuque, Iowa?
The real-time air quality index in Dubuque, Iowa is 27, currently categorized as Good.
Which pollutant is found most often in Dubuque, Iowa?
The most common pollutant in Dubuque, Iowa is PM2.5.
What can I do if the air quality in Dubuque, Iowa is poor?
If the air quality in Dubuque, Iowa is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Dubuque, Iowa?
The measured PM2.5 levels in Dubuque, Iowa at present are 4.879 μg/m3.
What are the current PM10 levels at Dubuque, Iowa?
The current PM10 levels in Dubuque, Iowa are 18.348 μg/m3.
What are the current carbon monoxide (CO) levels at Dubuque, Iowa?
The current carbon monoxide (CO) level in Dubuque, Iowa is 0.208 ppm.
What are the current sulfur dioxide (SO2) levels at Dubuque, Iowa?
The current sulfur dioxide (SO2) levels in Dubuque, Iowa are 0.342 ppb.
What are the current ozone (O3) levels at Dubuque, Iowa?
The current ozone (O3) levels at Dubuque, Iowa is 27.052 ppm.
What are the current nitrogen dioxide (NO2) levels at Dubuque, Iowa?
The current nitrogen dioxide (NO2) levels at Dubuque, Iowa is 1.505 ppb.
All Rights Reserved © Ambee Inc. 2025