Stay updated with real-time air quality in Spokane, 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)
39
Good
Spokane, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.93 μg/m³
0
55
155
255
425
605+
42.49 ppb
0
55
71
86
201
201+
0.15 ppb
0
36
76
186
605
1005+
1.82 ppb
0
54
101
361
1250
2050+
0.85 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Spokane, Washington
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AQI 35
Good
2.23μg/m³
PM2.5
11.38μg/m³
PM10
38.03ppb
O3
0.23ppb
SO2
1.25ppb
NO2
0.79ppm
CO
AQI 37
Good
2.84μg/m³
PM2.5
12.02μg/m³
PM10
40.43ppb
O3
0.23ppb
SO2
1.22ppb
NO2
0.78ppm
CO
AQI 35
Good
2.22μg/m³
PM2.5
11.38μg/m³
PM10
38.40ppb
O3
0.23ppb
SO2
1.27ppb
NO2
0.75ppm
CO
AQI 37
Good
2.75μg/m³
PM2.5
12.01μg/m³
PM10
40.42ppb
O3
0.23ppb
SO2
1.21ppb
NO2
0.78ppm
CO
AQI 38
Good
2.22μg/m³
PM2.5
11.75μg/m³
PM10
40.74ppb
O3
0.23ppb
SO2
1.19ppb
NO2
0.77ppm
CO
AQI 37
Good
1.81μg/m³
PM2.5
8.17μg/m³
PM10
40.33ppb
O3
0.23ppb
SO2
1.19ppb
NO2
0.77ppm
CO
Air quality data and pollutant measurements for Washington, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Spokane, Washington is updated every hour.
The worst air quality in Spokane, Washington in the last 24 hours was observed at 07:00:00 on 2026-03-09.
In the last 24 hrs, the best air quality in Spokane, Washington was observed at 03:00:00 on 2026-03-09.
The current air quality in Spokane, Washington is 39, categorized as Good based on real-time data.
The most common pollutant in Spokane, Washington is O3.
If the air quality in Spokane, Washington is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Spokane, Washington is 1.81 μg/m3.
The current PM10 concentration at Spokane, Washington is 7.932 μg/m3.
The current carbon monoxide (CO) concentration at Spokane, Washington is 0.846 ppm.
The current sulfur dioxide (SO2) concentration at Spokane, Washington is 0.152 ppb.
The current ozone (O3) concentration at Spokane, Washington is 42.486 ppm.
The current nitrogen dioxide (NO2) concentration at Spokane, Washington is 1.817 ppb.
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