Stay updated with real-time air quality in Frederickson, 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)
21
Good
Frederickson, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
8.34 μg/m³
0
55
155
255
425
605+
23.32 ppb
0
55
71
86
201
201+
0.16 ppb
0
36
76
186
605
1005+
16.81 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Frederickson, Washington
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AQI 28
Good
3.00μg/m³
PM2.5
9.62μg/m³
PM10
30.43ppb
O3
0.14ppb
SO2
10.46ppb
NO2
0.17ppm
CO
AQI 26
Good
2.20μg/m³
PM2.5
9.04μg/m³
PM10
28.23ppb
O3
0.13ppb
SO2
15.95ppb
NO2
0.17ppm
CO
AQI 23
Good
3.08μg/m³
PM2.5
16.22μg/m³
PM10
24.87ppb
O3
0.12ppb
SO2
16.08ppb
NO2
0.17ppm
CO
AQI 25
Good
3.26μg/m³
PM2.5
8.72μg/m³
PM10
26.67ppb
O3
0.14ppb
SO2
8.75ppb
NO2
0.17ppm
CO
AQI 27
Good
1.80μg/m³
PM2.5
7.29μg/m³
PM10
29.27ppb
O3
0.12ppb
SO2
15.55ppb
NO2
0.17ppm
CO
AQI 26
Good
3.31μg/m³
PM2.5
14.04μg/m³
PM10
27.87ppb
O3
0.12ppb
SO2
13.35ppb
NO2
0.17ppm
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 Frederickson, Washington is updated every hour for accuracy.
In the past 24 hours, the air quality in Frederickson, Washington was at its worst at 02:00:00 on 2026-03-13.
In the last 24 hours, the best air quality in Frederickson, Washington was observed at 12:00:00 on 2026-03-13.
As of now, the AQI in Frederickson, Washington is 21, indicating Good conditions.
Frederickson, Washington air has the highest levels of O3.
Poor air quality in Frederickson, Washington means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Frederickson, Washington are currently 2.807 μg/m3.
The PM10 concentration in Frederickson, Washington is 8.336 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Frederickson, Washington is 0.169 ppm.
Currently, Frederickson, Washington has a sulfur dioxide (SO2) concentration of 0.156 ppb.
The current ozone (O3) level in Frederickson, Washington at the moment is 23.318 ppm.
Nitrogen dioxide (NO2) level in Frederickson, Washington at the moment is 16.809 ppb.
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