Stay updated with real-time air quality in Shelton, 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)
23
Good
Shelton, Washington
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.00 μg/m³
0
55
155
255
425
605+
25.18 ppb
0
55
71
86
201
201+
1.22 ppb
0
36
76
186
605
1005+
10.26 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Shelton, Washington
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AQI 24
Good
4.17μg/m³
PM2.5
18.26μg/m³
PM10
25.68ppb
O3
1.13ppb
SO2
11.56ppb
NO2
0.10ppm
CO
AQI 24
Good
4.17μg/m³
PM2.5
18.24μg/m³
PM10
25.64ppb
O3
1.13ppb
SO2
11.55ppb
NO2
0.10ppm
CO
AQI 24
Good
4.12μg/m³
PM2.5
18.07μg/m³
PM10
25.94ppb
O3
1.13ppb
SO2
11.90ppb
NO2
0.10ppm
CO
AQI 27
Good
5.02μg/m³
PM2.5
23.02μg/m³
PM10
23.08ppb
O3
1.05ppb
SO2
7.21ppb
NO2
0.11ppm
CO
AQI 27
Good
5.02μg/m³
PM2.5
23.02μg/m³
PM10
23.08ppb
O3
1.05ppb
SO2
7.21ppb
NO2
0.11ppm
CO
AQI 27
Good
5.08μg/m³
PM2.5
14.08μg/m³
PM10
22.15ppb
O3
1.06ppb
SO2
6.79ppb
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 Shelton, Washington are available every hour.
Shelton, Washington experienced its worst air quality at 05:00:00, 2025-06-07.
The best air quality in Shelton, Washington was observed at 05:00:00 on 2025-06-06.
The air quality in Shelton, Washington right now is Good, with an AQI of 23.
In Shelton, Washington, O3 is the most frequently found pollutant.
When air quality in Shelton, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
Shelton, Washington currently has a PM2.5 concentration of 4.4 μg/m3.
Shelton, Washington currently has a PM10 concentration of 19 μg/m3.
The current carbon monoxide (CO) level in Shelton, Washington is 0.1 ppm.
The current sulfur dioxide (SO2) concentration in Shelton, Washington is 1.217 ppb.
Shelton, Washington currently has an ozone (O3) concentration of 25.179 ppm.
The current level of nitrogen dioxide (NO2) in Shelton, Washington is 10.256 ppb.
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