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

Hecla

Brown County, South Dakota

2026-06-14 22:00

CAQI (Europe)

Very Low

PM2.5

μg/m³

3.4

PM10

μg/m³

4.8

Weather

22℃

36%

17 kph

4 of 11

Historical Data

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