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Live air quality index in Fountain Hills, Arizona today

Stay updated with real-time air quality in Fountain Hills, Arizona 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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Fountain Hills, Arizona

Last updated: ... (Local time)

Major air pollutants in Fountain Hills, Arizona

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

4.49 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

17.86 μg/m³

0

55

155

255

425

605+

Ozone (O3)

58.96 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.43 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

6.13 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.14 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

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Fountain Hills, Arizona

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Fountain Hills, Arizona air quality map: Track AQI near you




How accurate is Arizona, USA air quality data?

Air quality data and pollutant measurements for Arizona, 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 Fountain Hills, Arizona updated?

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The air quality for Fountain Hills, Arizona is updated every hour.


When was the worst air quality at Fountain Hills, Arizona in the last 24 hrs?

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The worst air quality in Fountain Hills, Arizona in the last 24 hours was observed at 10:00:00 on 2025-06-05.


When was the best air quality at Fountain Hills, Arizona in the last 24 hrs?

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In the last 24 hrs, the best air quality in Fountain Hills, Arizona was observed at 01:00:00 on 2025-06-05.


What is the current air quality in Fountain Hills, Arizona?

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The current air quality in Fountain Hills, Arizona is 64, categorized as Moderate based on real-time data.


What pollutant is the most common in Fountain Hills, Arizona?

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The most common pollutant in Fountain Hills, Arizona is O3.


What should I do if the air quality in Fountain Hills, Arizona is poor?

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If the air quality in Fountain Hills, Arizona is poor, consider staying indoors and wearing a mask to protect yourself.


What is the current concentration of PM2.5 in Fountain Hills, Arizona?

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The current PM2.5 concentration at Fountain Hills, Arizona is 4.489 μg/m3.


What is the current concentration of PM10 in Fountain Hills, Arizona?

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The current PM10 concentration at Fountain Hills, Arizona is 17.86 μg/m3.


What is the current concentration of carbon monoxide (CO) in Fountain Hills, Arizona?

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The current carbon monoxide (CO) concentration at Fountain Hills, Arizona is 0.139 ppm.


What is the current concentration of sulfur dioxide (SO2) in Fountain Hills, Arizona?

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The current sulfur dioxide (SO2) concentration at Fountain Hills, Arizona is 0.432 ppb.


What is the current concentration of ozone (O3) in Fountain Hills, Arizona?

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The current ozone (O3) concentration at Fountain Hills, Arizona is 58.962 ppm.


What is the current concentration of nitrogen dioxide (NO2) in Fountain Hills, Arizona?

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The current nitrogen dioxide (NO2) concentration at Fountain Hills, Arizona is 6.128 ppb.


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