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

Hillsdale

Hillsdale County, Michigan

2025-12-30 02:00

AQI (US)

Good

PM2.5

μg/m³

4.2

O3

μg/m³

51.9

PM10

μg/m³

19.9

Weather

-5℃

74%

32 kph

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Historical Data

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