NE Grant St Collocation Air Quality

Monitoring Station · Hillsboro, United States
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
21 2pm
24
31
31 5pm
11
4
4 8pm
2
2
2 11pm
2
2
4 2am
4
11
— 5am
—
—
— 8am
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— 11am
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Station readings
21
24
CAMS model adj -23
54
54
54
54
34
27
27
25
25
25
25
25
27
27
34

Air Quality Forecast (24h)

PM2.55.7 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

23
Hillsboro, Oregon, USA
0.0 km PM2.5: 5.5 µg/m³
10
Hillsboro Hare Field, Oregon, USA
0.0 km PM2.5: 2.4 µg/m³
30
Forest Grove Pacific University
10.4 km PM2.5: 7.2 µg/m³
35
Beaverton, Oregon, USA
13.8 km PM2.5: 8.4 µg/m³
15
Portland Roosevelt High School
19.5 km PM2.5: 3.7 µg/m³
23
Portland Lincoln High School
22.2 km PM2.5: 5.5 µg/m³
45
Tualatin I-5 Roadway, Oregon, USA
22.8 km PM2.5: 10.8 µg/m³
51
Tualatin I-5 Roadway, Oregon, USA
22.8 km PM2.5: 12.1 µg/m³

Nearby Cities

23 Hillsboro 26 Bethany 30 Aloha 30 Forest Grove 33 Beaverton 38 Tigard 35 Sherwood 46 Tualatin 29 Newberg

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T17:15 UTC.