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)
102
Unhealthy for sensitive groups
Spokane, Washington
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
35.56 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
136.54 μg/m³
0
55
155
255
425
605+
33.83 ppb
0
55
71
86
201
201+
5.16 ppb
0
36
76
186
605
1005+
5.64 ppb
0
54
101
361
1250
2050+
0.42 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Spokane, Washington
Spokane, Washington
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AQI 110
Unhealthy for sensitive groups
38.70μg/m³
PM2.5
170.97μg/m³
PM10
28.06ppb
O3
1.35ppb
SO2
9.46ppb
NO2
0.28ppm
CO
AQI 99
Moderate
35.07μg/m³
PM2.5
71.37μg/m³
PM10
28.12ppb
O3
1.35ppb
SO2
9.42ppb
NO2
0.33ppm
CO
AQI 107
Unhealthy for sensitive groups
38.12μg/m³
PM2.5
148.89μg/m³
PM10
26.31ppb
O3
1.33ppb
SO2
9.40ppb
NO2
0.29ppm
CO
AQI 105
Unhealthy for sensitive groups
36.72μg/m³
PM2.5
104.03μg/m³
PM10
28.03ppb
O3
1.34ppb
SO2
9.35ppb
NO2
0.34ppm
CO
AQI 82
Moderate
26.01μg/m³
PM2.5
102.34μg/m³
PM10
28.09ppb
O3
1.34ppb
SO2
9.26ppb
NO2
0.34ppm
CO
AQI 94
Moderate
32.27μg/m³
PM2.5
128.50μg/m³
PM10
28.68ppb
O3
1.34ppb
SO2
9.25ppb
NO2
0.34ppm
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 02:00:00 on 2025-09-05.
In the last 24 hrs, the best air quality in Spokane, Washington was observed at 03:00:00 on 2025-09-05.
The current air quality in Spokane, Washington is 107, categorized as Unhealthy for Sensitive Groups 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 37.738 μg/m3.
The current PM10 concentration at Spokane, Washington is 146.438 μg/m3.
The current carbon monoxide (CO) concentration at Spokane, Washington is 0.331 ppm.
The current sulfur dioxide (SO2) concentration at Spokane, Washington is 1.35 ppb.
The current ozone (O3) concentration at Spokane, Washington is 28.019 ppm.
The current nitrogen dioxide (NO2) concentration at Spokane, Washington is 9.478 ppb.
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