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Current air quality index in Wallingford, Connecticut today

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

105

Unhealthy for sensitive groups

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Wallingford, Connecticut

Last updated: ... (Local time)

Major air pollutants in Wallingford, Connecticut

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

17.27 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

53.97 μg/m³

0

55

155

255

425

605+

Ozone (O3)

71.78 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.45 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

9.88 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.32 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

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Wallingford, Connecticut

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Real-time air quality map: Monitor AQI near Wallingford, Connecticut




How accurate is Connecticut, USA air quality data?

The air quality data for Connecticut, 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 Wallingford, Connecticut get updated?

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Air quality updates for Wallingford, Connecticut are available every hour.


What time in the past 24 hours saw the poorest air quality in Wallingford, Connecticut?

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Wallingford, Connecticut experienced its worst air quality at 10:00:00, 2025-06-05.


When was air quality in Wallingford, Connecticut the best over the past 24 hours?

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The best air quality in Wallingford, Connecticut was observed at 05:00:00 on 2025-06-06.


What is the air quality in Wallingford, Connecticut right now?

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The air quality in Wallingford, Connecticut right now is Unhealthy for Sensitive Groups, with an AQI of 105.


What pollutant is most frequently found in Wallingford, Connecticut?

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In Wallingford, Connecticut, O3 is the most frequently found pollutant.


What can I do if the air quality in Wallingford, Connecticut is poor?

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


What is the PM2.5 concentration in Wallingford, Connecticut right now?

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Wallingford, Connecticut currently has a PM2.5 concentration of 17.269 μg/m3.


What is the current level of PM10 in Wallingford, Connecticut?

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Wallingford, Connecticut currently has a PM10 concentration of 53.97 μg/m3.


What is the current level of carbon monoxide (CO) in Wallingford, Connecticut?

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The current carbon monoxide (CO) level in Wallingford, Connecticut is 0.32 ppm.


What is the current level of sulfur dioxide (SO2) in Wallingford, Connecticut?

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The current sulfur dioxide (SO2) concentration in Wallingford, Connecticut is 0.454 ppb.


What is the current level of ozone (O3) in Wallingford, Connecticut?

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Wallingford, Connecticut currently has an ozone (O3) concentration of 71.778 ppm.


What is the current level of nitrogen dioxide (NO2) in Wallingford, Connecticut?

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The current level of nitrogen dioxide (NO2) in Wallingford, Connecticut is 9.878 ppb.


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