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Washington County

Oregon

2026-09-17 04:00
AQI (China)
Excellent
Pollutants|Pollens
NO2
μg/m³
37
O3
μg/m³
38.6
PM2.5
μg/m³
4.7
CO
μg/m³
625
Weather
  • ℃
  • ℉
18℃
64%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • NO2
  • O3
  • PM2.5
  • CO
Places included
Aloha
AQI 6
Banks
AQI 7
Beaverton
AQI 6
Cedar Hills
AQI 6
Cornelius
AQI 7
Durham
AQI 8
Forest Grove
AQI 7
Garden Home-Whitford
AQI 6
Gaston
AQI 7
Hillsboro
AQI 7
King City
AQI 8
Metzger
AQI 6
North Plains
AQI 7
Raleigh Hills
AQI 6
Sherwood
AQI 8
Tigard
AQI 8
Tualatin
AQI 19
West Haven-Sylvan
AQI 6
Data Sources
http://www.airnow.gov/

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Cities Nearby

Forest Grove
AQI 7
Cornelius
AQI 7
Banks
AQI 7
Gaston
AQI 7
North Plains
AQI 7
Hillsboro
AQI 7
Aloha
AQI 6
Yamhill
AQI 6
Cedar Hills
AQI 6
Beaverton
AQI 6
West Haven-Sylvan
AQI 6