Seattle-23rd Ave SW Air Quality

Monitoring Station · Seattle, United States
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
30 11am
27
25
24 2pm
24
24
24 5pm
4
4
4 8pm
0
0
0 11pm
0
—
— 2am
—
—
— 5am
—
—
— 8am
—
—
Station readings
30
27
25
CAMS model adj -30
54
54
54
54
54
54
54
34
34
34
27
27
27
27

Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

-
Belvidere
1.6 km PM2.5: 0.1 µg/m³
25
Duwamish, Seattle, Washington, USA
2.1 km PM2.5: 6.0 µg/m³
10
Duwamish, Seattle, Washington, USA
2.1 km PM2.5: 2.4 µg/m³
33
Duwamish, Seattle, Washington, USA
2.1 km PM2.5: 7.9 µg/m³
28
Seattle-5th Ave S
3.8 km PM2.5: 6.8 µg/m³
21
Seattle-16th Ave S
3.9 km PM2.5: 5.0 µg/m³
11
Beacon Hill, Seattle, Washington, USA
4.0 km PM2.5: 2.6 µg/m³
20
Beacon Hill, Seattle, Washington, USA
4.0 km PM2.5: 4.8 µg/m³

Nearby Cities

22 Seattle 20 Columbia City 21 Mercer Island 20 Burien 22 Bryn Mawr-Skyway 21 Tukwila 19 Bainbridge Island 20 SeaTac 21 Renton

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T14:00 UTC.