Real-time air quality index in Beloit, Wisconsin today
Stay updated with real-time air quality in Beloit, Wisconsin 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)
76
Moderate
Beloit, Wisconsin
Last updated: ... (Local time)
Common air pollutants in Beloit, Wisconsin
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
19.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
106.32 μg/m³
0
55
155
255
425
605+
Ozone (O3)
24.92 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
0.55 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
7.47 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Beloit, Wisconsin
Beloit, Wisconsin
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Beloit, Wisconsin air quality map: Real-time AQI near you
Air quality in nearby cities
Roscoe, Illinois
AQI 75
Moderate
22.30μg/m³
PM2.5
75.54μg/m³
PM10
27.50ppb
O3
0.46ppb
SO2
9.86ppb
NO2
0.13ppm
CO
Machesney Park, Illinois
AQI 79
Moderate
23.99μg/m³
PM2.5
74.12μg/m³
PM10
28.82ppb
O3
0.47ppb
SO2
10.04ppb
NO2
0.13ppm
CO
Janesville, Wisconsin
AQI 66
Moderate
16.89μg/m³
PM2.5
44.91μg/m³
PM10
22.57ppb
O3
0.47ppb
SO2
8.25ppb
NO2
0.12ppm
CO
Loves Park, Illinois
AQI 79
Moderate
23.98μg/m³
PM2.5
72.98μg/m³
PM10
28.97ppb
O3
0.48ppb
SO2
10.03ppb
NO2
0.13ppm
CO
Rockford, Illinois
AQI 84
Moderate
26.88μg/m³
PM2.5
116.71μg/m³
PM10
25.10ppb
O3
0.34ppb
SO2
10.46ppb
NO2
0.13ppm
CO
Belvidere, Illinois
AQI 88
Moderate
26.41μg/m³
PM2.5
129.60μg/m³
PM10
24.54ppb
O3
0.47ppb
SO2
11.48ppb
NO2
0.13ppm
CO
How accurate is Wisconsin, USA air quality data?
Air quality measurements for Wisconsin, 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 Beloit, Wisconsin updated?
Air quality data for Beloit, Wisconsin is updated on an hourly basis.
When did Beloit, Wisconsin experience the worst air quality in the last 24 hours?
The worst air quality in Beloit, Wisconsin was recorded at 01:00:00 on 2025-07-21.
When did Beloit, Wisconsin have its best air quality in the last 24 hours?
The best air quality in Beloit, Wisconsin was recorded at 07:00:00 on 2025-07-22.
What is the real-time air quality index for Beloit, Wisconsin?
The real-time air quality index in Beloit, Wisconsin is 73, currently categorized as Moderate.
Which pollutant is found most often in Beloit, Wisconsin?
The most common pollutant in Beloit, Wisconsin is PM2.5.
What can I do if the air quality in Beloit, Wisconsin is poor?
If the air quality in Beloit, Wisconsin is poor, limit outdoor activities and use a mask to safeguard your health.
What are the current PM2.5 levels in Beloit, Wisconsin?
The measured PM2.5 levels in Beloit, Wisconsin at present are 21.027 μg/m3.
What are the current PM10 levels at Beloit, Wisconsin?
The current PM10 levels in Beloit, Wisconsin are 75.027 μg/m3.
What are the current carbon monoxide (CO) levels at Beloit, Wisconsin?
The current carbon monoxide (CO) level in Beloit, Wisconsin is 0.118 ppm.
What are the current sulfur dioxide (SO2) levels at Beloit, Wisconsin?
The current sulfur dioxide (SO2) levels in Beloit, Wisconsin are 0.309 ppb.
What are the current ozone (O3) levels at Beloit, Wisconsin?
The current ozone (O3) levels at Beloit, Wisconsin is 26.056 ppm.
What are the current nitrogen dioxide (NO2) levels at Beloit, Wisconsin?
The current nitrogen dioxide (NO2) levels at Beloit, Wisconsin is 9.124 ppb.
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