United States
Washington DC
No Data
Air Quality Index
Updated Mar 20, 11:56 PM · Data from OpenAQ
Current Pollution Levels in Washington DC
PM2.5
N/A—
µg/m³
PM10
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µg/m³
O₃
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ppm
Washington DC Air Quality 24-Hour Trend
Air Quality Analysis for Washington DC
Washington DC air quality data is currently being updated. Real-time monitoring stations in United States collect PM2.5, PM10, and other pollutant measurements hourly. Check back shortly for the latest air quality index and health recommendations for Washington DC.
Recent Washington DC Air Quality Measurements
| Time | AQI | PM2.5 | PM10 |
|---|---|---|---|
| 11:56 PM | — | — | — |
Frequently Asked Questions
Is air quality in Washington DC safe today?
Washington DC air quality data is being updated. Check back soon for the latest conditions.
What AQI level is considered unhealthy?
According to EPA standards, AQI 0-50 is Good, 51-100 is Moderate, 101-150 is Unhealthy for Sensitive Groups, 151-200 is Unhealthy, 201-300 is Very Unhealthy, and above 300 is Hazardous. The WHO recommends annual PM2.5 levels below 15 µg/m³ for optimal health.
Should I wear a mask today in Washington DC?
Check the current AQI level before deciding. Generally, masks are recommended when AQI exceeds 100.
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