SE 12th St, Bellevue, Washington, USA Air Quality

Monitoring Station · West Lake Sammamish, United States
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
16 1pm
16
15
16 4pm
16
16
16 7pm
16
16
0 10pm
0
0
0 1am
0
0
— 4am
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— 7am
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— 10am
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Station readings
15
CAMS model adj -38
54
54
54
54
54
54
54
54
54
34
34
27
27
27
34

Air Quality Forecast (24h)

PM2.53.6 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

14
SE 12th St, Bellevue, Washington, USA
0.0 km PM2.5: 3.4 µg/m³
20
Issaquah-Lake Sammamish
8.3 km PM2.5: 4.7 µg/m³
21
Olive St, Seattle, Washington, USA
11.8 km PM2.5: 5.0 µg/m³
17
Seattle-16th Ave S
12.5 km PM2.5: 4.0 µg/m³
26
Beacon Hill, Seattle, Washington, USA
12.6 km PM2.5: 6.2 µg/m³
20
Beacon Hill, Seattle, Washington, USA
12.6 km PM2.5: 4.8 µg/m³
25
10th and Weller, Seattle, Washington, USA
12.9 km PM2.5: 6.0 µg/m³
18
Seattle-S Myrtle St
13.0 km PM2.5: 4.4 µg/m³

Nearby Cities

18 West Lake Sammamish 20 Mercer Island 18 Sammamish 19 City of Sammamish 20 Redmond 21 Kirkland 21 Columbia City 19 Issaquah 19 Union Hill-Novelty Hill

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T16:39 UTC.