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Real-time air quality index in Frederick, Colorado today

Stay updated with real-time air quality in Frederick, Colorado 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)

31

Good

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Frederick, Colorado

Last updated: ... (Local time)

Major air pollutants in Frederick, Colorado

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

4.42 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

16.05 μg/m³

0

55

155

255

425

605+

Ozone (O3)

33.29 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.54 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

17.39 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

High

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Frederick, Colorado

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Frederick, Colorado air quality map: Stay updated on AQI near you




How accurate is Colorado, USA air quality data?

Air quality and pollutant data for Colorado, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.


Frequently asked questions

How often is air quality information updated for Frederick, Colorado?

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The air quality information for Frederick, Colorado is updated every hour for accuracy.


What time in the last 24 hours was the air quality in Frederick, Colorado at its worst?

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In the past 24 hours, the air quality in Frederick, Colorado was at its worst at 06:00:00 on 2025-06-05.


When did Frederick, Colorado experience the best air quality in the last 24 hours?

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In the last 24 hours, the best air quality in Frederick, Colorado was observed at 05:00:00 on 2025-06-06.


What is the AQI in Frederick, Colorado right now?

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As of now, the AQI in Frederick, Colorado is 31, indicating Good conditions.


What is the most common type of pollution in Frederick, Colorado?

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Frederick, Colorado air has the highest levels of O3.


What should I do in case of poor air quality in Frederick, Colorado?

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Poor air quality in Frederick, Colorado means it's advisable to stay indoors and wear a mask for your protection.


What is the PM2.5 level in Frederick, Colorado at the moment?

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PM2.5 levels in Frederick, Colorado are currently 4.425 μg/m3.


What is the PM10 level in Frederick, Colorado at the moment?

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The PM10 concentration in Frederick, Colorado is 16.051 μg/m3 at the moment.


What is the carbon monoxide (CO) level in Frederick, Colorado at the moment?

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The current carbon monoxide (CO) concentration in Frederick, Colorado is 0.225 ppm.


What is the sulfur dioxide (SO2) level in Frederick, Colorado at the moment?

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Currently, Frederick, Colorado has a sulfur dioxide (SO2) concentration of 0.535 ppb.


What is the ozone (O3) level in Frederick, Colorado at the moment?

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The current ozone (O3) level in Frederick, Colorado at the moment is 33.287 ppm.


What is the nitrogen dioxide (NO2) level in Frederick, Colorado at the moment?

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Nitrogen dioxide (NO2) level in Frederick, Colorado at the moment is 17.391 ppb.


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