Lake Barcroft Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

Lake Barcroft

Mason, Fairfax County

2026-03-11 01:00

AQI (China)

Excellent

Pollutants|Pollens

PM10

μg/m³

19

PM2.5

μg/m³

8.8

Weather

17℃

63%

6 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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