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Washington County

Oregon

2026-09-18 20:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
45
NO2
μg/m³
22.6
PM2.5
μg/m³
7.5
CO
μg/m³
375
Weather
  • ℃
  • ℉
17℃
67%
6 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • NO2
  • PM2.5
  • CO
Places included
Aloha
AQI 10
Banks
AQI 11
Beaverton
AQI 10
Cedar Hills
AQI 10
Cornelius
AQI 11
Durham
AQI 13
Forest Grove
AQI 11
Garden Home-Whitford
AQI 10
Gaston
AQI 11
Hillsboro
AQI 11
King City
AQI 13
Metzger
AQI 10
North Plains
AQI 11
Raleigh Hills
AQI 10
Sherwood
AQI 13
Tigard
AQI 13
Tualatin
AQI 15
West Haven-Sylvan
AQI 8
Data Sources
http://www.airnow.gov/

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Cities Nearby

Forest Grove
AQI 11
Cornelius
AQI 11
Banks
AQI 11
Gaston
AQI 11
North Plains
AQI 11
Hillsboro
AQI 11
Aloha
AQI 10
Yamhill
AQI 11
Cedar Hills
AQI 10
Beaverton
AQI 10
West Haven-Sylvan
AQI 8