Castle Shannon Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

Castle Shannon

Allegheny County, Pennsylvania

2026-03-11 00:00

CAQI (Europe)

Very Low

Pollutants|Pollens

PM2.5

μg/m³

9.1

Weather

16℃

88%

8 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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