Stay updated with real-time air quality in Silver Firs, 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)
29
Good
Silver Firs, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.09 μg/m³
0
55
155
255
425
605+
30.91 ppb
0
55
71
86
201
201+
0.14 ppb
0
36
76
186
605
1005+
2.72 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Silver Firs, Washington
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AQI 20
Good
3.10μg/m³
PM2.5
7.36μg/m³
PM10
21.61ppb
O3
0.14ppb
SO2
4.49ppb
NO2
0.19ppm
CO
AQI 20
Good
3.27μg/m³
PM2.5
6.67μg/m³
PM10
21.72ppb
O3
0.14ppb
SO2
3.90ppb
NO2
0.19ppm
CO
AQI 20
Good
3.40μg/m³
PM2.5
6.70μg/m³
PM10
21.69ppb
O3
0.14ppb
SO2
3.48ppb
NO2
0.19ppm
CO
AQI 24
Good
3.31μg/m³
PM2.5
8.54μg/m³
PM10
25.67ppb
O3
0.14ppb
SO2
2.22ppb
NO2
0.20ppm
CO
AQI 24
Good
4.20μg/m³
PM2.5
16.87μg/m³
PM10
25.69ppb
O3
0.14ppb
SO2
3.22ppb
NO2
0.19ppm
CO
AQI 20
Good
3.35μg/m³
PM2.5
5.51μg/m³
PM10
21.89ppb
O3
0.14ppb
SO2
3.54ppb
NO2
0.19ppm
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 Silver Firs, Washington is updated every hour for accuracy.
In the past 24 hours, the air quality in Silver Firs, Washington was at its worst at 09:00:00 on 2026-03-14.
In the last 24 hours, the best air quality in Silver Firs, Washington was observed at 07:00:00 on 2026-03-14.
As of now, the AQI in Silver Firs, Washington is 29, indicating Good conditions.
Silver Firs, Washington air has the highest levels of O3.
Poor air quality in Silver Firs, Washington means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Silver Firs, Washington are currently 2.58 μg/m3.
The PM10 concentration in Silver Firs, Washington is 9.09 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Silver Firs, Washington is 0.191 ppm.
Currently, Silver Firs, Washington has a sulfur dioxide (SO2) concentration of 0.136 ppb.
The current ozone (O3) level in Silver Firs, Washington at the moment is 30.913 ppm.
Nitrogen dioxide (NO2) level in Silver Firs, Washington at the moment is 2.723 ppb.
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