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  4. Philadelphia County

Philadelphia County

Pennsylvania

2025-12-31 14:00
CAQI (Europe)
Low
Pollutants
PM10
μg/m³
27
O3
μg/m³
53.6
PM2.5
μg/m³
10.3
NO2
μg/m³
22.7
CO
μg/m³
708.3
SO2
μg/m³
1.7
Weather
  • ℃
  • ℉
-2℃
57%
22 kph
1 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • PM10
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Philadelphia
AQI 27
Data Sources
http://www.airnow.gov/

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Camden
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Merchantville
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Narberth
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Woodlynne
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