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

Orr

Northwest St. Louis, St. Louis County

2025-03-15 14:00

AQI (China)

Excellent

PM10

μg/m³

18.7

PM2.5

μg/m³

12.5

Weather

1℃

100%

9 kph

0 of 11

Historical Data

Places included

Data Sources

http://www.airnow.gov/

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