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Real-time air quality index in Portage, Wisconsin today

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

82

Moderate

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Portage, Wisconsin

Last updated: ... (Local time)

Major air pollutants in Portage, Wisconsin

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

26.42 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

65.25 μg/m³

0

55

155

255

425

605+

Ozone (O3)

37.78 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.31 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

3.29 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Portage, Wisconsin air quality map: Stay updated on AQI near you




How accurate is Wisconsin, USA air quality data?

Air quality and pollutant data for Wisconsin, 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.


Frequently asked questions

How often is air quality information updated for Portage, Wisconsin?

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The air quality information for Portage, Wisconsin is updated every hour for accuracy.


What time in the last 24 hours was the air quality in Portage, Wisconsin at its worst?

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In the past 24 hours, the air quality in Portage, Wisconsin was at its worst at 05:00:00 on 2025-06-06.


When did Portage, Wisconsin experience the best air quality in the last 24 hours?

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In the last 24 hours, the best air quality in Portage, Wisconsin was observed at 10:00:00 on 2025-06-05.


What is the AQI in Portage, Wisconsin right now?

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As of now, the AQI in Portage, Wisconsin is 82, indicating Moderate conditions.


What is the most common type of pollution in Portage, Wisconsin?

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Portage, Wisconsin air has the highest levels of PM2.5.


What should I do in case of poor air quality in Portage, Wisconsin?

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Poor air quality in Portage, Wisconsin means it's advisable to stay indoors and wear a mask for your protection.


What is the PM2.5 level in Portage, Wisconsin at the moment?

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PM2.5 levels in Portage, Wisconsin are currently 26.421 μg/m3.


What is the PM10 level in Portage, Wisconsin at the moment?

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The PM10 concentration in Portage, Wisconsin is 65.247 μg/m3 at the moment.


What is the carbon monoxide (CO) level in Portage, Wisconsin at the moment?

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The current carbon monoxide (CO) concentration in Portage, Wisconsin is 0.298 ppm.


What is the sulfur dioxide (SO2) level in Portage, Wisconsin at the moment?

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Currently, Portage, Wisconsin has a sulfur dioxide (SO2) concentration of 0.311 ppb.


What is the ozone (O3) level in Portage, Wisconsin at the moment?

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The current ozone (O3) level in Portage, Wisconsin at the moment is 37.783 ppm.


What is the nitrogen dioxide (NO2) level in Portage, Wisconsin at the moment?

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Nitrogen dioxide (NO2) level in Portage, Wisconsin at the moment is 3.292 ppb.


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