Stay updated with real-time air quality in Shoreline, Washington featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
28
Good
Shoreline, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.14 μg/m³
0
55
155
255
425
605+
29.86 ppb
0
55
71
86
201
201+
0.12 ppb
0
36
76
186
605
1005+
5.35 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Shoreline, Washington
Shoreline, Washington
Scroll To Air Quality MapLoading...
AQI 29
Good
1.14μg/m³
PM2.5
4.58μg/m³
PM10
31.37ppb
O3
0.10ppb
SO2
4.30ppb
NO2
0.10ppm
CO
AQI 30
Good
1.21μg/m³
PM2.5
4.98μg/m³
PM10
31.61ppb
O3
0.10ppb
SO2
4.26ppb
NO2
0.10ppm
CO
AQI 29
Good
1.16μg/m³
PM2.5
4.42μg/m³
PM10
31.20ppb
O3
0.10ppb
SO2
4.45ppb
NO2
0.10ppm
CO
AQI 30
Good
1.16μg/m³
PM2.5
4.72μg/m³
PM10
31.54ppb
O3
0.10ppb
SO2
4.25ppb
NO2
0.10ppm
CO
AQI 29
Good
0.94μg/m³
PM2.5
3.73μg/m³
PM10
30.93ppb
O3
0.10ppb
SO2
4.27ppb
NO2
0.10ppm
CO
AQI 29
Good
0.97μg/m³
PM2.5
3.94μg/m³
PM10
31.18ppb
O3
0.10ppb
SO2
4.24ppb
NO2
0.10ppm
CO
Air quality and pollutant data for Washington, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Shoreline, Washington is updated every hour for accuracy.
In the past 24 hours, the air quality in Shoreline, Washington was at its worst at 12:00:00 on 2026-06-04.
In the last 24 hours, the best air quality in Shoreline, Washington was observed at 03:00:00 on 2026-06-03.
As of now, the AQI in Shoreline, Washington is 30, indicating Good conditions.
Shoreline, Washington air has the highest levels of O3.
Poor air quality in Shoreline, Washington means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Shoreline, Washington are currently 1.328 μg/m3.
The PM10 concentration in Shoreline, Washington is 5.095 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Shoreline, Washington is 0.1 ppm.
Currently, Shoreline, Washington has a sulfur dioxide (SO2) concentration of 0.1 ppb.
The current ozone (O3) level in Shoreline, Washington at the moment is 31.555 ppm.
Nitrogen dioxide (NO2) level in Shoreline, Washington at the moment is 4.546 ppb.
All Rights Reserved © Ambee Inc. 2025