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  4. Collin County
  5. Allen

Allen

Collin County, Texas

2025-12-09 04:00
CAQI (Europe)
Very Low
Pollutants|Pollens
PM2.5
μg/m³
8.9
PM10
μg/m³
9.3
O3
μg/m³
3.3
Weather
  • ℃
  • ℉
5℃
75%
3 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • CAQI (Europe)
  • Pollen
  • PM2.5
  • PM10
  • O3

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