Ozone in Washington, DC
Real-time Ground-level Ozone monitoring and health recommendations
Current Ozone Levels
43
Good
Overall AQI
46
ppb
AQI 43
About Ground-level Ozone
A harmful gas created by chemical reactions between pollutants in sunlight.
Measured in ppb
Health Impact
Good
Air quality is considered satisfactory, and air pollution poses little or no risk.
Sources of Ozone
• Chemical reactions between NOx and VOCs in sunlight
• Vehicle emissions
• Industrial facilities
• Gasoline vapors and solvents
Other Pollutants
Full Air Quality Report
View all pollutants and comprehensive air quality data for Washington.
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