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)
37
Good
Spokane, Washington
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.66 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.75 μg/m³
0
55
155
255
425
605+
40.21 ppb
0
55
71
86
201
201+
0.94 ppb
0
36
76
186
605
1005+
1.74 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Spokane, Washington
Spokane, Washington
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AQI 36
Good
4.50μg/m³
PM2.5
20.00μg/m³
PM10
38.61ppb
O3
0.96ppb
SO2
1.76ppb
NO2
0.12ppm
CO
AQI 36
Good
5.58μg/m³
PM2.5
21.87μg/m³
PM10
39.07ppb
O3
0.92ppb
SO2
1.73ppb
NO2
0.12ppm
CO
AQI 36
Good
4.91μg/m³
PM2.5
20.77μg/m³
PM10
39.32ppb
O3
0.90ppb
SO2
1.76ppb
NO2
0.13ppm
CO
AQI 36
Good
5.26μg/m³
PM2.5
22.35μg/m³
PM10
38.53ppb
O3
0.92ppb
SO2
1.71ppb
NO2
0.12ppm
CO
AQI 35
Good
4.67μg/m³
PM2.5
20.77μg/m³
PM10
38.47ppb
O3
0.92ppb
SO2
1.68ppb
NO2
0.12ppm
CO
AQI 37
Good
4.45μg/m³
PM2.5
20.15μg/m³
PM10
40.27ppb
O3
0.92ppb
SO2
1.68ppb
NO2
0.12ppm
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 11:00:00 on 2025-06-05.
In the last 24 hrs, the best air quality in Spokane, Washington was observed at 06:00:00 on 2025-06-06.
The current air quality in Spokane, Washington is 37, 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 4.66 μg/m3.
The current PM10 concentration at Spokane, Washington is 22.754 μg/m3.
The current carbon monoxide (CO) concentration at Spokane, Washington is 0.117 ppm.
The current sulfur dioxide (SO2) concentration at Spokane, Washington is 0.943 ppb.
The current ozone (O3) concentration at Spokane, Washington is 40.212 ppm.
The current nitrogen dioxide (NO2) concentration at Spokane, Washington is 1.744 ppb.
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