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)
22
Good
Frederickson, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.76 μg/m³
0
55
155
255
425
605+
21.62 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
2.78 ppb
0
54
101
361
1250
2050+
0.18 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Frederickson, Washington
Frederickson, Washington
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AQI 22
Good
4.39μg/m³
PM2.5
19.79μg/m³
PM10
23.66ppb
O3
0.43ppb
SO2
2.68ppb
NO2
0.18ppm
CO
AQI 22
Good
4.47μg/m³
PM2.5
19.74μg/m³
PM10
23.90ppb
O3
0.43ppb
SO2
2.82ppb
NO2
0.17ppm
CO
AQI 22
Good
4.31μg/m³
PM2.5
19.80μg/m³
PM10
21.58ppb
O3
0.43ppb
SO2
2.68ppb
NO2
0.17ppm
CO
AQI 22
Good
4.25μg/m³
PM2.5
24.33μg/m³
PM10
22.32ppb
O3
0.42ppb
SO2
2.66ppb
NO2
0.18ppm
CO
AQI 22
Good
4.49μg/m³
PM2.5
19.90μg/m³
PM10
24.44ppb
O3
0.43ppb
SO2
2.77ppb
NO2
0.17ppm
CO
AQI 22
Good
4.09μg/m³
PM2.5
18.00μg/m³
PM10
20.58ppb
O3
0.44ppb
SO2
3.12ppb
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 03:00:00 on 2026-09-07.
In the last 24 hours, the best air quality in Frederickson, Washington was observed at 12:00:00 on 2026-09-06.
As of now, the AQI in Frederickson, Washington is 22, indicating Good conditions.
Frederickson, Washington air has the highest levels of PM2.5.
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 4.275 μg/m3.
The PM10 concentration in Frederickson, Washington is 19.763 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Frederickson, Washington is 0.176 ppm.
Currently, Frederickson, Washington has a sulfur dioxide (SO2) concentration of 0.428 ppb.
The current ozone (O3) level in Frederickson, Washington at the moment is 21.622 ppm.
Nitrogen dioxide (NO2) level in Frederickson, Washington at the moment is 2.78 ppb.
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