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Live air quality index in Appleton, Wisconsin today

Stay updated with real-time air quality in Appleton, 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)

84

Moderate

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Appleton, Wisconsin

Last updated: ... (Local time)

Major air pollutants in Appleton, Wisconsin

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

27.13 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

122.01 μg/m³

0

55

155

255

425

605+

Ozone (O3)

37.14 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.61 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

5.33 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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Appleton, Wisconsin

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Appleton, Wisconsin air quality map: Real-time AQI near you




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.


Frequently asked questions

How frequently is the air quality data for Appleton, Wisconsin updated?

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Air quality data for Appleton, Wisconsin is updated on an hourly basis.


When did Appleton, Wisconsin experience the worst air quality in the last 24 hours?

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The worst air quality in Appleton, Wisconsin was recorded at 07:00:00 on 2025-06-05.


When did Appleton, Wisconsin have its best air quality in the last 24 hours?

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The best air quality in Appleton, Wisconsin was recorded at 02:00:00 on 2025-06-06.


What is the real-time air quality index for Appleton, Wisconsin?

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The real-time air quality index in Appleton, Wisconsin is 84, currently categorized as Moderate.


Which pollutant is found most often in Appleton, Wisconsin?

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The most common pollutant in Appleton, Wisconsin is PM10.


What can I do if the air quality in Appleton, Wisconsin is poor?

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If the air quality in Appleton, Wisconsin is poor, limit outdoor activities and use a mask to safeguard your health.


What are the current PM2.5 levels in Appleton, Wisconsin?

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The measured PM2.5 levels in Appleton, Wisconsin at present are 27.132 μg/m3.


What are the current PM10 levels at Appleton, Wisconsin?

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The current PM10 levels in Appleton, Wisconsin are 122.007 μg/m3.


What are the current carbon monoxide (CO) levels at Appleton, Wisconsin?

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The current carbon monoxide (CO) level in Appleton, Wisconsin is 0.262 ppm.


What are the current sulfur dioxide (SO2) levels at Appleton, Wisconsin?

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The current sulfur dioxide (SO2) levels in Appleton, Wisconsin are 0.607 ppb.


What are the current ozone (O3) levels at Appleton, Wisconsin?

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The current ozone (O3) levels at Appleton, Wisconsin is 37.138 ppm.


What are the current nitrogen dioxide (NO2) levels at Appleton, Wisconsin?

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The current nitrogen dioxide (NO2) levels at Appleton, Wisconsin is 5.325 ppb.


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