Stay updated with real-time air quality in Des Moines, 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)
38
Good
Des Moines, Washington
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
7.18 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.61 μg/m³
0
55
155
255
425
605+
16.45 ppb
0
55
71
86
201
201+
0.30 ppb
0
36
76
186
605
1005+
16.98 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Des Moines, Washington
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AQI 33
Good
5.94μg/m³
PM2.5
24.65μg/m³
PM10
19.38ppb
O3
0.31ppb
SO2
15.95ppb
NO2
0.32ppm
CO
AQI 44
Good
7.82μg/m³
PM2.5
32.82μg/m³
PM10
20.16ppb
O3
0.31ppb
SO2
13.15ppb
NO2
0.30ppm
CO
AQI 38
Good
6.89μg/m³
PM2.5
26.87μg/m³
PM10
19.14ppb
O3
0.31ppb
SO2
16.14ppb
NO2
0.31ppm
CO
AQI 38
Good
7.46μg/m³
PM2.5
33.08μg/m³
PM10
21.21ppb
O3
0.32ppb
SO2
10.82ppb
NO2
0.31ppm
CO
AQI 38
Good
7.46μg/m³
PM2.5
33.08μg/m³
PM10
21.21ppb
O3
0.32ppb
SO2
10.82ppb
NO2
0.31ppm
CO
AQI 33
Good
5.50μg/m³
PM2.5
24.00μg/m³
PM10
19.96ppb
O3
0.31ppb
SO2
16.78ppb
NO2
0.32ppm
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 Des Moines, Washington are available every hour.
Des Moines, Washington experienced its worst air quality at 03:00:00, 2025-09-09.
The best air quality in Des Moines, Washington was observed at 11:00:00 on 2025-09-08.
The air quality in Des Moines, Washington right now is Good, with an AQI of 33.
In Des Moines, Washington, PM2.5 is the most frequently found pollutant.
When air quality in Des Moines, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
Des Moines, Washington currently has a PM2.5 concentration of 6.291 μg/m3.
Des Moines, Washington currently has a PM10 concentration of 27.125 μg/m3.
The current carbon monoxide (CO) level in Des Moines, Washington is 0.321 ppm.
The current sulfur dioxide (SO2) concentration in Des Moines, Washington is 0.228 ppb.
Des Moines, Washington currently has an ozone (O3) concentration of 11.627 ppm.
The current level of nitrogen dioxide (NO2) in Des Moines, Washington is 21.625 ppb.
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