Stay updated with real-time air quality in Elk Plain, 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)
37
Good
Elk Plain, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.18 μg/m³
0
55
155
255
425
605+
40.49 ppb
0
55
71
86
201
201+
0.16 ppb
0
36
76
186
605
1005+
11.38 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Elk Plain, Washington
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AQI 24
Good
2.52μg/m³
PM2.5
9.46μg/m³
PM10
25.61ppb
O3
0.16ppb
SO2
11.37ppb
NO2
0.19ppm
CO
AQI 32
Good
2.97μg/m³
PM2.5
11.86μg/m³
PM10
35.01ppb
O3
0.16ppb
SO2
11.38ppb
NO2
0.18ppm
CO
AQI 30
Good
1.99μg/m³
PM2.5
8.72μg/m³
PM10
31.87ppb
O3
0.16ppb
SO2
11.34ppb
NO2
0.19ppm
CO
AQI 24
Good
2.73μg/m³
PM2.5
11.70μg/m³
PM10
25.94ppb
O3
0.16ppb
SO2
11.46ppb
NO2
0.19ppm
CO
AQI 33
Good
3.00μg/m³
PM2.5
12.01μg/m³
PM10
36.30ppb
O3
0.16ppb
SO2
11.39ppb
NO2
0.18ppm
CO
AQI 26
Good
2.42μg/m³
PM2.5
9.41μg/m³
PM10
28.14ppb
O3
0.16ppb
SO2
11.33ppb
NO2
0.19ppm
CO
Air quality measurements for Washington, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Elk Plain, Washington is updated on an hourly basis.
The worst air quality in Elk Plain, Washington was recorded at 07:00:00 on 2026-03-10.
The best air quality in Elk Plain, Washington was recorded at 12:00:00 on 2026-03-10.
The real-time air quality index in Elk Plain, Washington is 37, currently categorized as Good.
The most common pollutant in Elk Plain, Washington is O3.
If the air quality in Elk Plain, Washington is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Elk Plain, Washington at present are 2.116 μg/m3.
The current PM10 levels in Elk Plain, Washington are 9.175 μg/m3.
The current carbon monoxide (CO) level in Elk Plain, Washington is 0.188 ppm.
The current sulfur dioxide (SO2) levels in Elk Plain, Washington are 0.157 ppb.
The current ozone (O3) levels at Elk Plain, Washington is 40.488 ppm.
The current nitrogen dioxide (NO2) levels at Elk Plain, Washington is 11.384 ppb.
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