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

Spearfish

Lawrence County, South Dakota

2025-12-28 17:00

AQI (US)

Good

PM2.5

μg/m³

4.2

PM10

μg/m³

9.8

Weather

-13℃

54%

41 kph

1 of 11

Historical Data

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