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  4. Whatcom County
  5. Custer

Custer

Whatcom County, Washington

2026-03-09 09:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
85.7
PM2.5
μg/m³
5
PM10
μg/m³
3.8
Weather
  • ℃
  • ℉
3℃
82%
13 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • PM2.5
  • PM10
Places included
Custer-Loomis (SO-AQS)
AQI 27
Data Sources
http://www.airnow.gov/http://www.bcairquality.ca/

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