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
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—
— 10pm
—
—
— 1am
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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
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Nearby Monitoring Stations

62
Portland, Oregon, USA
0.0 km PM2.5: 17.3 µg/m³
52
Portland Postal Bldg., Oregon, USA
2.8 km PM2.5: 12.6 µg/m³
40
Portland Lane Middle School
2.8 km PM2.5: 9.5 µg/m³
56
Portland Benson High School
5.1 km PM2.5: 14.7 µg/m³
52
Portland McDaniel High School
5.3 km PM2.5: 12.8 µg/m³
46
Portland Lincoln High School
7.1 km PM2.5: 11.0 µg/m³
85
Portland Cully Helensview, Oregon, USA
7.6 km PM2.5: 28.3 µg/m³
55
Portland Cully Helensview, Oregon, USA
7.6 km PM2.5: 14.0 µg/m³

Nearby Cities

54 Lents 54 Milwaukie 54 Happy Valley 54 Oak Grove 54 Lake Oswego 54 Gresham 26 West Linn 53 Tigard 26 Oregon City

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T07:23 UTC.