Seattle-23rd Ave SW

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

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
40 3pm
41
23
20 6pm
14
14
14 9pm
14
14
14 12am
14
27
27 3am
52
52
— 6am
—
—
— 9am
—
—
— 12pm
—
—
Station readings
40
41
23
20
17
CAMS model adj -23
75
50
50
50
37
37
37
37
37
37
37
50
50
75
75

Air Quality Trend (24h)

PM2.54.1 µg/m³ ✓ WHO
Good

Nearby Monitoring Stations

14
Belvidere
1.6 km PM2.5: 3.3 µg/m³
37
Duwamish, Seattle, Washington, USA
2.1 km
34
Duwamish, Seattle, Washington, USA
2.1 km
23
Seattle-5th Ave S
3.8 km PM2.5: 5.6 µg/m³
17
Seattle-16th Ave S
3.9 km PM2.5: 4.0 µg/m³
37
Beacon Hill, Seattle, Washington, USA
4.0 km
37
10th and Weller, Seattle, Washington, USA
4.3 km
74
10th and Weller, Seattle, Washington, USA
4.3 km

Nearby Cities

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

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T18:39 UTC.