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Live air quality index in New Fairfield, Connecticut today

Stay updated with real-time air quality in New Fairfield, Connecticut 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)

66

Moderate

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New Fairfield, Connecticut

Last updated: ... (Local time)

Major air pollutants in New Fairfield, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

16.77 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

31.85 μg/m³

0

55

155

255

425

605+

Ozone (O3)

46.06 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.49 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

8.49 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.36 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

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New Fairfield, Connecticut

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How accurate is Connecticut, USA air quality data?

Air quality data and pollutant measurements for Connecticut, 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 New Fairfield, Connecticut updated?

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The air quality for New Fairfield, Connecticut is updated every hour.


When was the worst air quality at New Fairfield, Connecticut in the last 24 hrs?

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The worst air quality in New Fairfield, Connecticut in the last 24 hours was observed at 11:00:00 on 2025-06-05.


When was the best air quality at New Fairfield, Connecticut in the last 24 hrs?

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In the last 24 hrs, the best air quality in New Fairfield, Connecticut was observed at 03:00:00 on 2025-06-06.


What is the current air quality in New Fairfield, Connecticut?

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The current air quality in New Fairfield, Connecticut is 66, categorized as Moderate based on real-time data.


What pollutant is the most common in New Fairfield, Connecticut?

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The most common pollutant in New Fairfield, Connecticut is PM2.5.


What should I do if the air quality in New Fairfield, Connecticut is poor?

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If the air quality in New Fairfield, Connecticut is poor, consider staying indoors and wearing a mask to protect yourself.


What is the current concentration of PM2.5 in New Fairfield, Connecticut?

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The current PM2.5 concentration at New Fairfield, Connecticut is 16.767 μg/m3.


What is the current concentration of PM10 in New Fairfield, Connecticut?

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The current PM10 concentration at New Fairfield, Connecticut is 31.854 μg/m3.


What is the current concentration of carbon monoxide (CO) in New Fairfield, Connecticut?

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The current carbon monoxide (CO) concentration at New Fairfield, Connecticut is 0.362 ppm.


What is the current concentration of sulfur dioxide (SO2) in New Fairfield, Connecticut?

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The current sulfur dioxide (SO2) concentration at New Fairfield, Connecticut is 0.486 ppb.


What is the current concentration of ozone (O3) in New Fairfield, Connecticut?

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The current ozone (O3) concentration at New Fairfield, Connecticut is 46.061 ppm.


What is the current concentration of nitrogen dioxide (NO2) in New Fairfield, Connecticut?

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The current nitrogen dioxide (NO2) concentration at New Fairfield, Connecticut is 8.491 ppb.


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