Seattle-23rd Ave SW Air Quality

Monitoring Station · Seattle, United States

9

Good

Air quality is satisfactory. Enjoy outdoor activities.

Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous

AQI Forecast Calibrated

9 8pm

7

8

9 11pm

8

9

8 2am

9

9

9 5am

9

9

9 8am

9

9

— 11am

—

—

— 2pm

—

—

— 5pm

—

—

Station readings

9

7

8

9

CAMS model adj -16

24

25

25

25

24

25

24

25

25

25

25

25

25

25

25

Air Quality Forecast (24h)

PM2.52.1 µg/m³ ✓ WHO

Good

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Nearby Monitoring Stations

1.6 km PM2.5: 2.5 µg/m³

Duwamish, Seattle, Washington, USA

2.1 km PM2.5: 3.1 µg/m³

Duwamish, Seattle, Washington, USA

2.1 km PM2.5: 18.8 µg/m³

Seattle-5th Ave S

3.8 km PM2.5: 4.4 µg/m³

Seattle-16th Ave S

3.9 km PM2.5: 1.9 µg/m³

Beacon Hill, Seattle, Washington, USA

4.0 km PM2.5: 1.2 µg/m³

10th and Weller, Seattle, Washington, USA

4.3 km PM2.5: 7.0 µg/m³

10th and Weller, Seattle, Washington, USA

4.3 km PM2.5: 2.2 µg/m³

Nearby Cities

12 Seattle 15 Columbia City 13 Mercer Island 12 Burien 11 Bryn Mawr-Skyway 11 Tukwila 12 Bainbridge Island 11 SeaTac 12 Renton

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-08T23:24 UTC.