Stay updated with real-time air quality in Snoqualmie, 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)
27
Good
Snoqualmie, Washington
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.47 μg/m³
0
55
155
255
425
605+
15.96 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
7.02 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Snoqualmie, Washington
Snoqualmie, Washington
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AQI 22
Good
3.92μg/m³
PM2.5
13.47μg/m³
PM10
22.12ppb
O3
0.17ppb
SO2
5.11ppb
NO2
0.11ppm
CO
AQI 22
Good
4.03μg/m³
PM2.5
15.16μg/m³
PM10
23.72ppb
O3
0.16ppb
SO2
5.23ppb
NO2
0.11ppm
CO
AQI 26
Good
3.70μg/m³
PM2.5
15.84μg/m³
PM10
27.91ppb
O3
0.23ppb
SO2
4.97ppb
NO2
0.11ppm
CO
AQI 24
Good
4.32μg/m³
PM2.5
15.69μg/m³
PM10
26.18ppb
O3
0.19ppb
SO2
3.58ppb
NO2
0.11ppm
CO
AQI 22
Good
3.90μg/m³
PM2.5
14.52μg/m³
PM10
24.04ppb
O3
0.16ppb
SO2
5.21ppb
NO2
0.11ppm
CO
AQI 23
Good
4.16μg/m³
PM2.5
17.03μg/m³
PM10
25.36ppb
O3
0.15ppb
SO2
5.42ppb
NO2
0.11ppm
CO
The air quality data for Washington, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Snoqualmie, Washington are available every hour.
Snoqualmie, Washington experienced its worst air quality at 07:00:00, 2025-07-20.
The best air quality in Snoqualmie, Washington was observed at 08:00:00 on 2025-07-19.
The air quality in Snoqualmie, Washington right now is Good, with an AQI of 33.
In Snoqualmie, Washington, PM2.5 is the most frequently found pollutant.
When air quality in Snoqualmie, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
Snoqualmie, Washington currently has a PM2.5 concentration of 5.555 μg/m3.
Snoqualmie, Washington currently has a PM10 concentration of 23.81 μg/m3.
The current carbon monoxide (CO) level in Snoqualmie, Washington is 0.114 ppm.
The current sulfur dioxide (SO2) concentration in Snoqualmie, Washington is 0.261 ppb.
Snoqualmie, Washington currently has an ozone (O3) concentration of 15.243 ppm.
The current level of nitrogen dioxide (NO2) in Snoqualmie, Washington is 3.748 ppb.
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