District 4 Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

District 4

Baltimore County

2026-04-30 09:00

AQI (China)

Excellent

PM2.5

μg/m³

6

Weather

10℃

94%

16 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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