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Current air quality index in Federal Way, Washington today

Stay updated with real-time air quality in Federal Way, Washington 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)

27

Good

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Federal Way, Washington

Last updated: ... (Local time)

Major air pollutants in Federal Way, Washington

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

5.26 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

23.17 μg/m³

0

55

155

255

425

605+

Ozone (O3)

26.38 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.67 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

9.12 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.12 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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Federal Way, Washington

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Real-time air quality map: Monitor AQI near Federal Way, Washington




How accurate is Washington, USA air quality data?

The air quality data for Washington, 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 Federal Way, Washington get updated?

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Air quality updates for Federal Way, Washington are available every hour.


What time in the past 24 hours saw the poorest air quality in Federal Way, Washington?

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Federal Way, Washington experienced its worst air quality at 04:00:00, 2025-06-06.


When was air quality in Federal Way, Washington the best over the past 24 hours?

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The best air quality in Federal Way, Washington was observed at 01:00:00 on 2025-06-06.


What is the air quality in Federal Way, Washington right now?

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The air quality in Federal Way, Washington right now is Good, with an AQI of 27.


What pollutant is most frequently found in Federal Way, Washington?

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In Federal Way, Washington, PM2.5 is the most frequently found pollutant.


What can I do if the air quality in Federal Way, Washington is poor?

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When air quality in Federal Way, Washington is compromised, staying indoors and wearing a mask can reduce health risks.


What is the PM2.5 concentration in Federal Way, Washington right now?

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Federal Way, Washington currently has a PM2.5 concentration of 5.257 μg/m3.


What is the current level of PM10 in Federal Way, Washington?

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Federal Way, Washington currently has a PM10 concentration of 23.172 μg/m3.


What is the current level of carbon monoxide (CO) in Federal Way, Washington?

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The current carbon monoxide (CO) level in Federal Way, Washington is 0.116 ppm.


What is the current level of sulfur dioxide (SO2) in Federal Way, Washington?

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The current sulfur dioxide (SO2) concentration in Federal Way, Washington is 0.672 ppb.


What is the current level of ozone (O3) in Federal Way, Washington?

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Federal Way, Washington currently has an ozone (O3) concentration of 26.377 ppm.


What is the current level of nitrogen dioxide (NO2) in Federal Way, Washington?

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The current level of nitrogen dioxide (NO2) in Federal Way, Washington is 9.118 ppb.


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