Portland, Oregon, USA Air Quality
Monitoring Station
· Lents, United States
61
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
157
4am
61
118
118
7am
118
118
118
10am
118
118
138
1pm
138
138
138
4pm
138
138
—
7pm
—
—
—
10pm
—
—
—
1am
—
—
Station readings
157
61
CAMS model
adj +84
27
27
34
34
34
34
34
34
34
54
54
54
54
54
54
Air Quality Forecast (24h)
PM2.516.9 µg/m³
×1.1 WHO
Moderate
Nearby Monitoring Stations
62
Portland, Oregon, USA
52
Portland Postal Bldg., Oregon, USA
40
Portland Lane Middle School
56
Portland Benson High School
52
Portland McDaniel High School
46
Portland Lincoln High School
85
Portland Cully Helensview, Oregon, USA
55
Portland Cully Helensview, Oregon, USA
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T07:23 UTC.