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

Castlewood

Hamlin County, South Dakota

2026-10-10 16:00

AQI (US)

Unhealthy

Pollutants|Pollens

PM10

μg/m³

264

PM2.5

μg/m³

10.6

Weather

29℃

39%

30 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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