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Washington County

Oregon

2026-09-18 19:00
AQI (US)
Good
Pollutants|Pollens
PM2.5
μg/m³
7.7
O3
μg/m³
42.9
NO2
μg/m³
20.5
CO
μg/m³
375
Weather
  • ℃
  • ℉
19℃
69%
5 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • Pollen
  • PM2.5
  • O3
  • NO2
  • CO
Places included
Aloha
AQI 39
Banks
AQI 44
Beaverton
AQI 39
Cedar Hills
AQI 39
Cornelius
AQI 44
Durham
AQI 51
Forest Grove
AQI 44
Garden Home-Whitford
AQI 39
Gaston
AQI 44
Hillsboro
AQI 41
King City
AQI 51
Metzger
AQI 39
North Plains
AQI 41
Raleigh Hills
AQI 39
Sherwood
AQI 51
Tigard
AQI 51
Tualatin
AQI 51
West Haven-Sylvan
AQI 28
Data Sources
http://www.airnow.gov/

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Cities Nearby

Forest Grove
AQI 44
Cornelius
AQI 44
Banks
AQI 44
Gaston
AQI 44
North Plains
AQI 41
Hillsboro
AQI 41
Aloha
AQI 39
Yamhill
AQI 44
Cedar Hills
AQI 39
Beaverton
AQI 39
West Haven-Sylvan
AQI 28