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Current air quality index in Springfield, Illinois today

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

86

Moderate

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Springfield, Illinois

Last updated: ... (Local time)

Major air pollutants in Springfield, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

27.74 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

120.70 μg/m³

0

55

155

255

425

605+

Ozone (O3)

28.00 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.53 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

12.70 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.46 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

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Springfield, Illinois

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Real-time air quality map: Monitor AQI near Springfield, Illinois




How accurate is Illinois, USA air quality data?

The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.


Frequently asked questions

How frequently does the air quality data for Springfield, Illinois get updated?

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Air quality updates for Springfield, Illinois are available every hour.


What time in the past 24 hours saw the poorest air quality in Springfield, Illinois?

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Springfield, Illinois experienced its worst air quality at 06:00:00, 2025-06-06.


When was air quality in Springfield, Illinois the best over the past 24 hours?

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The best air quality in Springfield, Illinois was observed at 08:00:00 on 2025-06-05.


What is the air quality in Springfield, Illinois right now?

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The air quality in Springfield, Illinois right now is Moderate, with an AQI of 86.


What pollutant is most frequently found in Springfield, Illinois?

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In Springfield, Illinois, PM2.5 is the most frequently found pollutant.


What can I do if the air quality in Springfield, Illinois is poor?

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When air quality in Springfield, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.


What is the PM2.5 concentration in Springfield, Illinois right now?

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Springfield, Illinois currently has a PM2.5 concentration of 27.741 μg/m3.


What is the current level of PM10 in Springfield, Illinois?

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Springfield, Illinois currently has a PM10 concentration of 120.705 μg/m3.


What is the current level of carbon monoxide (CO) in Springfield, Illinois?

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The current carbon monoxide (CO) level in Springfield, Illinois is 0.455 ppm.


What is the current level of sulfur dioxide (SO2) in Springfield, Illinois?

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The current sulfur dioxide (SO2) concentration in Springfield, Illinois is 0.534 ppb.


What is the current level of ozone (O3) in Springfield, Illinois?

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Springfield, Illinois currently has an ozone (O3) concentration of 27.997 ppm.


What is the current level of nitrogen dioxide (NO2) in Springfield, Illinois?

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The current level of nitrogen dioxide (NO2) in Springfield, Illinois is 12.696 ppb.


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