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Washington County

Oregon

2026-03-12 03:00
AQI (China)
Excellent
Pollutants|Pollens
O3
μg/m³
57.9
NO2
μg/m³
8.2
PM2.5
μg/m³
1.9
CO
μg/m³
125
Weather
  • ℃
  • ℉
10℃
92%
25 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (China)
  • Pollen
  • O3
  • NO2
  • PM2.5
  • CO
Places included
Aloha
AQI 3
Banks
AQI 4
Beaverton
AQI 3
Cedar Hills
AQI 3
Cornelius
AQI 4
Durham
AQI 4
Forest Grove
AQI 4
Garden Home-Whitford
AQI 3
Gaston
AQI 4
Hillsboro
AQI 1
King City
AQI 4
Metzger
AQI 3
North Plains
AQI 1
Raleigh Hills
AQI 3
Sherwood
AQI 4
Tigard
AQI 4
Tualatin
AQI 19
West Haven-Sylvan
AQI 4
Data Sources
http://www.airnow.gov/

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Cities Nearby

Forest Grove
AQI 4
Cornelius
AQI 4
Banks
AQI 4
Gaston
AQI 4
North Plains
AQI 1
Hillsboro
AQI 1
Aloha
AQI 3
Yamhill
AQI 4
Cedar Hills
AQI 3
Beaverton
AQI 3
West Haven-Sylvan
AQI 4