NO2 in Seattle, WA

Real-time Nitrogen Dioxide monitoring and health recommendations

Current NO2 Levels

25
Good

Overall AQI

45
ppb
AQI 25

About Nitrogen Dioxide

A reddish-brown gas from burning fuel, can irritate airways.

Measured in ppb

Health Impact

Good

Air quality is considered satisfactory, and air pollution poses little or no risk.

Sources of NO2

• Vehicle emissions (cars, trucks, buses)

• Power plants and industrial boilers

• Off-road equipment and engines

• Residential heating systems

Other Pollutants

PM2.5
Fine Particulate Matter
PM2.5
Fine Particulate Matter
PM10
Coarse Particulate Matter
Ozone
Ground-level Ozone
Ozone
Ground-level Ozone

Full Air Quality Report

View all pollutants and comprehensive air quality data for Seattle.

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See how NO2 levels in Seattle compare to other cities

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