Stay updated with real-time air quality in Ferndale, 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)
17
Good
Ferndale, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.90 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.21 μg/m³
0
55
155
255
425
605+
17.98 ppb
0
55
71
86
201
201+
0.15 ppb
0
36
76
186
605
1005+
3.51 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Ferndale, Washington
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AQI 17
Good
1.68μg/m³
PM2.5
6.88μg/m³
PM10
18.17ppb
O3
0.19ppb
SO2
3.68ppb
NO2
0.10ppm
CO
AQI 17
Good
2.21μg/m³
PM2.5
6.37μg/m³
PM10
18.22ppb
O3
0.15ppb
SO2
3.69ppb
NO2
0.10ppm
CO
AQI 17
Good
2.12μg/m³
PM2.5
7.23μg/m³
PM10
18.13ppb
O3
0.13ppb
SO2
3.65ppb
NO2
0.10ppm
CO
AQI 14
Good
0.39μg/m³
PM2.5
1.36μg/m³
PM10
14.98ppb
O3
0.36ppb
SO2
5.82ppb
NO2
0.10ppm
CO
AQI 14
Good
2.45μg/m³
PM2.5
10.71μg/m³
PM10
15.06ppb
O3
0.35ppb
SO2
7.39ppb
NO2
0.16ppm
CO
AQI 14
Good
2.27μg/m³
PM2.5
9.88μg/m³
PM10
15.40ppb
O3
0.34ppb
SO2
6.95ppb
NO2
0.16ppm
CO
Air quality measurements for Washington, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Ferndale, Washington is updated on an hourly basis.
The worst air quality in Ferndale, Washington was recorded at 03:00:00 on 2026-06-08.
The best air quality in Ferndale, Washington was recorded at 12:00:00 on 2026-06-08.
The real-time air quality index in Ferndale, Washington is 17, currently categorized as Good.
The most common pollutant in Ferndale, Washington is O3.
If the air quality in Ferndale, Washington is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Ferndale, Washington at present are 1.9 μg/m3.
The current PM10 levels in Ferndale, Washington are 7.215 μg/m3.
The current carbon monoxide (CO) level in Ferndale, Washington is 0.1 ppm.
The current sulfur dioxide (SO2) levels in Ferndale, Washington are 0.152 ppb.
The current ozone (O3) levels at Ferndale, Washington is 17.981 ppm.
The current nitrogen dioxide (NO2) levels at Ferndale, Washington is 3.512 ppb.
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