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Current air quality index in South Union, Pennsylvania today

Stay updated with real-time air quality in South Union, Pennsylvania 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)

64

Moderate

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South Union, Pennsylvania

Last updated: ... (Local time)

Major air pollutants in South Union, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

15.70 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

70.02 μg/m³

0

55

155

255

425

605+

Ozone (O3)

36.11 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

1.08 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

5.44 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.34 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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South Union, Pennsylvania

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Real-time air quality map: Monitor AQI near South Union, Pennsylvania




How accurate is Pennsylvania, USA air quality data?

The air quality data for Pennsylvania, 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 South Union, Pennsylvania get updated?

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Air quality updates for South Union, Pennsylvania are available every hour.


What time in the past 24 hours saw the poorest air quality in South Union, Pennsylvania?

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South Union, Pennsylvania experienced its worst air quality at 07:00:00, 2025-06-05.


When was air quality in South Union, Pennsylvania the best over the past 24 hours?

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The best air quality in South Union, Pennsylvania was observed at 05:00:00 on 2025-06-06.


What is the air quality in South Union, Pennsylvania right now?

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The air quality in South Union, Pennsylvania right now is Moderate, with an AQI of 64.


What pollutant is most frequently found in South Union, Pennsylvania?

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In South Union, Pennsylvania, PM2.5 is the most frequently found pollutant.


What can I do if the air quality in South Union, Pennsylvania is poor?

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When air quality in South Union, Pennsylvania is compromised, staying indoors and wearing a mask can reduce health risks.


What is the PM2.5 concentration in South Union, Pennsylvania right now?

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South Union, Pennsylvania currently has a PM2.5 concentration of 15.697 μg/m3.


What is the current level of PM10 in South Union, Pennsylvania?

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South Union, Pennsylvania currently has a PM10 concentration of 70.019 μg/m3.


What is the current level of carbon monoxide (CO) in South Union, Pennsylvania?

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The current carbon monoxide (CO) level in South Union, Pennsylvania is 0.341 ppm.


What is the current level of sulfur dioxide (SO2) in South Union, Pennsylvania?

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The current sulfur dioxide (SO2) concentration in South Union, Pennsylvania is 1.077 ppb.


What is the current level of ozone (O3) in South Union, Pennsylvania?

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South Union, Pennsylvania currently has an ozone (O3) concentration of 36.111 ppm.


What is the current level of nitrogen dioxide (NO2) in South Union, Pennsylvania?

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The current level of nitrogen dioxide (NO2) in South Union, Pennsylvania is 5.436 ppb.


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