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Live air quality index in Northfield, Minnesota today

Stay updated with real-time air quality in Northfield, Minnesota 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)

60

Moderate

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Northfield, Minnesota

Last updated: ... (Local time)

Major air pollutants in Northfield, Minnesota

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

13.58 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

67.52 μg/m³

0

55

155

255

425

605+

Ozone (O3)

41.70 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.60 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

3.95 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.23 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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Northfield, Minnesota

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Northfield, Minnesota air quality map: Real-time AQI near you




How accurate is Minnesota, USA air quality data?

Air quality measurements for Minnesota, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.


Frequently asked questions

How frequently is the air quality data for Northfield, Minnesota updated?

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Air quality data for Northfield, Minnesota is updated on an hourly basis.


When did Northfield, Minnesota experience the worst air quality in the last 24 hours?

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The worst air quality in Northfield, Minnesota was recorded at 10:00:00 on 2025-06-05.


When did Northfield, Minnesota have its best air quality in the last 24 hours?

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The best air quality in Northfield, Minnesota was recorded at 03:00:00 on 2025-06-06.


What is the real-time air quality index for Northfield, Minnesota?

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The real-time air quality index in Northfield, Minnesota is 60, currently categorized as Moderate.


Which pollutant is found most often in Northfield, Minnesota?

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The most common pollutant in Northfield, Minnesota is PM2.5.


What can I do if the air quality in Northfield, Minnesota is poor?

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If the air quality in Northfield, Minnesota is poor, limit outdoor activities and use a mask to safeguard your health.


What are the current PM2.5 levels in Northfield, Minnesota?

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The measured PM2.5 levels in Northfield, Minnesota at present are 13.583 μg/m3.


What are the current PM10 levels at Northfield, Minnesota?

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The current PM10 levels in Northfield, Minnesota are 67.524 μg/m3.


What are the current carbon monoxide (CO) levels at Northfield, Minnesota?

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The current carbon monoxide (CO) level in Northfield, Minnesota is 0.226 ppm.


What are the current sulfur dioxide (SO2) levels at Northfield, Minnesota?

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The current sulfur dioxide (SO2) levels in Northfield, Minnesota are 0.6 ppb.


What are the current ozone (O3) levels at Northfield, Minnesota?

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The current ozone (O3) levels at Northfield, Minnesota is 41.702 ppm.


What are the current nitrogen dioxide (NO2) levels at Northfield, Minnesota?

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The current nitrogen dioxide (NO2) levels at Northfield, Minnesota is 3.952 ppb.


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