NE Grant St Collocation Air Quality

Monitoring Station · Hillsboro, United States
85
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
91 11pm
85
85
85 2am
85
85
85 5am
92
92
92 8am
92
92
92 11am
92
85
— 2pm
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Station readings
91
85
CAMS model adj +58
27
27
27
27
27
27
27
34
34
34
34
34
34
34
27

Air Quality Forecast (24h)

PM2.528.4 µg/m³ ×1.9 WHO
Moderate
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Nearby Monitoring Stations

57
Hillsboro, Oregon, USA
0.0 km PM2.5: 15.0 µg/m³
21
Forest Grove Pacific University
10.4 km PM2.5: 5.0 µg/m³
26
Beaverton, Oregon, USA
13.8 km PM2.5: 6.2 µg/m³
71
Portland Roosevelt High School
19.5 km PM2.5: 21.4 µg/m³
83
Portland Lincoln High School
22.2 km PM2.5: 27.4 µg/m³
74
Portland Benson High School
25.0 km PM2.5: 22.9 µg/m³
92
Vancouver-Fort Vancouver Way
27.7 km PM2.5: 31.6 µg/m³

Nearby Cities

85 Hillsboro 83 Bethany 75 Aloha 82 Forest Grove 70 Beaverton 76 Tigard 81 Sherwood 82 Tualatin 68 Newberg

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T02:38 UTC.