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)
22
Good
Spokane, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.32 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.65 μg/m³
0
55
155
255
425
605+
19.07 ppb
0
55
71
86
201
201+
1.55 ppb
0
36
76
186
605
1005+
3.56 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Spokane, Washington
Spokane, Washington
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AQI 17
Good
0.50μg/m³
PM2.5
2.01μg/m³
PM10
17.91ppb
O3
0.72ppb
SO2
2.98ppb
NO2
0.12ppm
CO
AQI 16
Good
1.06μg/m³
PM2.5
7.73μg/m³
PM10
17.17ppb
O3
0.73ppb
SO2
2.97ppb
NO2
0.12ppm
CO
AQI 13
Good
1.48μg/m³
PM2.5
4.68μg/m³
PM10
13.77ppb
O3
0.71ppb
SO2
2.96ppb
NO2
0.12ppm
CO
AQI 18
Good
1.50μg/m³
PM2.5
6.26μg/m³
PM10
18.58ppb
O3
0.73ppb
SO2
2.97ppb
NO2
0.12ppm
CO
AQI 16
Good
1.70μg/m³
PM2.5
10.28μg/m³
PM10
17.18ppb
O3
0.73ppb
SO2
2.81ppb
NO2
0.12ppm
CO
AQI 16
Good
1.45μg/m³
PM2.5
5.32μg/m³
PM10
17.20ppb
O3
0.73ppb
SO2
2.85ppb
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 2026-06-07.
In the last 24 hrs, the best air quality in Spokane, Washington was observed at 01:00:00 on 2026-06-08.
The current air quality in Spokane, Washington is 22, categorized as Good based on real-time data.
The most common pollutant in Spokane, Washington is PM2.5.
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 4.319 μg/m3.
The current PM10 concentration at Spokane, Washington is 9.649 μg/m3.
The current carbon monoxide (CO) concentration at Spokane, Washington is 0.121 ppm.
The current sulfur dioxide (SO2) concentration at Spokane, Washington is 1.547 ppb.
The current ozone (O3) concentration at Spokane, Washington is 19.074 ppm.
The current nitrogen dioxide (NO2) concentration at Spokane, Washington is 3.556 ppb.
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