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)
27
Good
Spokane, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.00 μg/m³
0
55
155
255
425
605+
18.60 ppb
0
55
71
86
201
201+
0.23 ppb
0
36
76
186
605
1005+
2.72 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Spokane, Washington
Spokane, Washington
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AQI 38
Good
7.30μg/m³
PM2.5
31.99μg/m³
PM10
16.81ppb
O3
0.23ppb
SO2
2.73ppb
NO2
0.20ppm
CO
AQI 27
Good
4.65μg/m³
PM2.5
17.15μg/m³
PM10
23.31ppb
O3
0.23ppb
SO2
2.65ppb
NO2
0.20ppm
CO
AQI 33
Good
5.52μg/m³
PM2.5
24.14μg/m³
PM10
17.91ppb
O3
0.23ppb
SO2
2.69ppb
NO2
0.20ppm
CO
AQI 22
Good
4.02μg/m³
PM2.5
17.11μg/m³
PM10
23.27ppb
O3
0.23ppb
SO2
2.62ppb
NO2
0.20ppm
CO
AQI 27
Good
4.62μg/m³
PM2.5
21.00μg/m³
PM10
18.05ppb
O3
0.23ppb
SO2
2.53ppb
NO2
0.20ppm
CO
AQI 22
Good
4.42μg/m³
PM2.5
18.91μg/m³
PM10
19.88ppb
O3
0.23ppb
SO2
2.54ppb
NO2
0.20ppm
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 12:00:00 on 2026-09-07.
In the last 24 hrs, the best air quality in Spokane, Washington was observed at 07:00:00 on 2026-09-07.
The current air quality in Spokane, Washington is 27, 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 5.4 μg/m3.
The current PM10 concentration at Spokane, Washington is 23 μg/m3.
The current carbon monoxide (CO) concentration at Spokane, Washington is 0.201 ppm.
The current sulfur dioxide (SO2) concentration at Spokane, Washington is 0.23 ppb.
The current ozone (O3) concentration at Spokane, Washington is 18.6 ppm.
The current nitrogen dioxide (NO2) concentration at Spokane, Washington is 2.716 ppb.
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