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Current air quality index in St. Matthews, Kentucky today

Stay updated with real-time air quality in St. Matthews, Kentucky 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)

52

Moderate

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St. Matthews, Kentucky

Last updated: ... (Local time)

Major air pollutants in St. Matthews, Kentucky

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

9.89 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

21.03 μg/m³

0

55

155

255

425

605+

Ozone (O3)

8.14 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.62 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

15.27 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.97 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

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St. Matthews, Kentucky

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Real-time air quality map: Monitor AQI near St. Matthews, Kentucky




How accurate is Kentucky, USA air quality data?

The air quality data for Kentucky, 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 St. Matthews, Kentucky get updated?

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Air quality updates for St. Matthews, Kentucky are available every hour.


What time in the past 24 hours saw the poorest air quality in St. Matthews, Kentucky?

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St. Matthews, Kentucky experienced its worst air quality at 12:00:00, 2025-06-02.


When was air quality in St. Matthews, Kentucky the best over the past 24 hours?

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The best air quality in St. Matthews, Kentucky was observed at 02:00:00 on 2025-06-02.


What is the air quality in St. Matthews, Kentucky right now?

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The air quality in St. Matthews, Kentucky right now is Moderate, with an AQI of 52.


What pollutant is most frequently found in St. Matthews, Kentucky?

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In St. Matthews, Kentucky, PM2.5 is the most frequently found pollutant.


What can I do if the air quality in St. Matthews, Kentucky is poor?

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When air quality in St. Matthews, Kentucky is compromised, staying indoors and wearing a mask can reduce health risks.


What is the PM2.5 concentration in St. Matthews, Kentucky right now?

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St. Matthews, Kentucky currently has a PM2.5 concentration of 9.886 μg/m3.


What is the current level of PM10 in St. Matthews, Kentucky?

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St. Matthews, Kentucky currently has a PM10 concentration of 21.028 μg/m3.


What is the current level of carbon monoxide (CO) in St. Matthews, Kentucky?

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The current carbon monoxide (CO) level in St. Matthews, Kentucky is 0.969 ppm.


What is the current level of sulfur dioxide (SO2) in St. Matthews, Kentucky?

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The current sulfur dioxide (SO2) concentration in St. Matthews, Kentucky is 0.619 ppb.


What is the current level of ozone (O3) in St. Matthews, Kentucky?

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St. Matthews, Kentucky currently has an ozone (O3) concentration of 8.144 ppm.


What is the current level of nitrogen dioxide (NO2) in St. Matthews, Kentucky?

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The current level of nitrogen dioxide (NO2) in St. Matthews, Kentucky is 15.27 ppb.


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