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Live air quality index in Fairview Heights, Illinois today

Stay updated with real-time air quality in Fairview Heights, Illinois 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)

54

Moderate

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Fairview Heights, Illinois

Last updated: ... (Local time)

Major air pollutants in Fairview Heights, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

10.98 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

45.31 μg/m³

0

55

155

255

425

605+

Ozone (O3)

15.16 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.38 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

13.93 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.57 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

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Fairview Heights, Illinois

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Fairview Heights, Illinois air quality map: Track AQI near you




How accurate is Illinois, USA air quality data?

Air quality data and pollutant measurements for Illinois, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.


Frequently asked questions

How often is the air quality data for Fairview Heights, Illinois updated?

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The air quality for Fairview Heights, Illinois is updated every hour.


When was the worst air quality at Fairview Heights, Illinois in the last 24 hrs?

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The worst air quality in Fairview Heights, Illinois in the last 24 hours was observed at 08:00:00 on 2025-06-05.


When was the best air quality at Fairview Heights, Illinois in the last 24 hrs?

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In the last 24 hrs, the best air quality in Fairview Heights, Illinois was observed at 02:00:00 on 2025-06-05.


What is the current air quality in Fairview Heights, Illinois?

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The current air quality in Fairview Heights, Illinois is 54, categorized as Moderate based on real-time data.


What pollutant is the most common in Fairview Heights, Illinois?

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The most common pollutant in Fairview Heights, Illinois is PM2.5.


What should I do if the air quality in Fairview Heights, Illinois is poor?

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If the air quality in Fairview Heights, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.


What is the current concentration of PM2.5 in Fairview Heights, Illinois?

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The current PM2.5 concentration at Fairview Heights, Illinois is 10.985 μg/m3.


What is the current concentration of PM10 in Fairview Heights, Illinois?

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The current PM10 concentration at Fairview Heights, Illinois is 45.306 μg/m3.


What is the current concentration of carbon monoxide (CO) in Fairview Heights, Illinois?

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The current carbon monoxide (CO) concentration at Fairview Heights, Illinois is 0.569 ppm.


What is the current concentration of sulfur dioxide (SO2) in Fairview Heights, Illinois?

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The current sulfur dioxide (SO2) concentration at Fairview Heights, Illinois is 0.381 ppb.


What is the current concentration of ozone (O3) in Fairview Heights, Illinois?

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The current ozone (O3) concentration at Fairview Heights, Illinois is 15.162 ppm.


What is the current concentration of nitrogen dioxide (NO2) in Fairview Heights, Illinois?

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The current nitrogen dioxide (NO2) concentration at Fairview Heights, Illinois is 13.925 ppb.


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