Gresham Centennial High School

Monitoring Station · Gresham, United States
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
17 5pm
17
15
15 8pm
3
3
3 11pm
3
3
15 2am
15
53
53 5am
53
53
— 8am
—
—
— 11am
—
—
— 2pm
—
—
Station readings
17
17
CAMS model adj -22
37
37
37
37
25
25
25
25
25
37
37
75
75
75
75

Air Quality Trend (24h)

PM2.54.0 µg/m³ ✓ WHO
Good

Nearby Monitoring Stations

20
Portland McDaniel High School
9.0 km PM2.5: 4.7 µg/m³
21
Portland, Oregon, USA
9.3 km
36
Portland Postal Bldg., Oregon, USA
9.6 km
14
Portland Lane Middle School
9.6 km PM2.5: 3.3 µg/m³
28
Portland Postal Bldg., Oregon, USA
9.6 km
40
Portland Postal Bldg., Oregon, USA
9.6 km
19
Portland Cully Helensview, Oregon, USA
10.3 km
15
Portland Cully Helensview, Oregon, USA
10.3 km

Nearby Cities

16 Gresham 15 Happy Valley 16 Lents 17 Troutdale 17 Camas 16 Milwaukie 16 Washougal 16 Oak Grove 16 Lake Oswego

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T20:39 UTC.