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NEW

Philadelphia, Pennsylvania

2025-12-17 10:00
AQI (China)
Excellent
Pollutants
PM10
μg/m³
28
PM2.5
μg/m³
19.5
NO2
μg/m³
52.6
CO
μg/m³
500
O3
μg/m³
10.7
Weather
  • ℃
  • ℉
-2℃
76%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • PM10
  • PM2.5
  • NO2
  • CO
  • O3
Data Sources
http://www.airnow.gov/

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