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Washington County

Oregon

2026-09-18 03:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
57.9
NO2
μg/m³
22.6
PM2.5
μg/m³
5.1
CO
μg/m³
375
Weather
  • ℃
  • ℉
21℃
56%
10 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • NO2
  • PM2.5
  • CO
Places included
Aloha
AQI 7
Banks
AQI 7
Beaverton
AQI 7
Cedar Hills
AQI 7
Cornelius
AQI 7
Durham
AQI 10
Forest Grove
AQI 7
Garden Home-Whitford
AQI 7
Gaston
AQI 7
Hillsboro
AQI 6
King City
AQI 10
Metzger
AQI 7
North Plains
AQI 6
Raleigh Hills
AQI 7
Sherwood
AQI 10
Tigard
AQI 10
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 6
Hillsboro
AQI 6
Aloha
AQI 7
Yamhill
AQI 7
Cedar Hills
AQI 7
Beaverton
AQI 7
West Haven-Sylvan
AQI 6