Current air quality index in Pullman, Washington today
Stay updated with real-time air quality in Pullman, 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
Pullman, Washington
Last updated: ... (Local time)
Major air pollutants in Pullman, Washington
Good
Fine
Moderate
Poor
Very poor
Hazardous
Particulate Matter2.5 (PM2.5)
4.71 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
Particulate Matter10 (PM10)
21.05 μg/m³
0
55
155
255
425
605+
Ozone (O3)
28.99 ppb
0
55
71
86
201
201+
Sulfur Dioxide (SO2)
4.11 ppb
0
36
76
186
605
1005+
Nitrogen Dioxide (NO2)
2.06 ppb
0
54
101
361
1250
2050+
Carbon Monoxide (CO)
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Pullman, Washington
Pullman, Washington
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Air quality in nearby cities
Moscow, Idaho
AQI 44
Good
7.79μg/m³
PM2.5
34.83μg/m³
PM10
29.66ppb
O3
4.10ppb
SO2
2.05ppb
NO2
0.12ppm
CO
Lewiston, Idaho
AQI 71
Moderate
20.19μg/m³
PM2.5
89.61μg/m³
PM10
29.37ppb
O3
3.95ppb
SO2
2.13ppb
NO2
0.12ppm
CO
Cheney, Washington
AQI 33
Good
5.78μg/m³
PM2.5
26.03μg/m³
PM10
20.62ppb
O3
4.61ppb
SO2
2.24ppb
NO2
0.12ppm
CO
Spokane, Washington
AQI 27
Good
4.81μg/m³
PM2.5
21.83μg/m³
PM10
25.27ppb
O3
4.71ppb
SO2
2.23ppb
NO2
0.12ppm
CO
Spokane Valley, Washington
AQI 27
Good
4.94μg/m³
PM2.5
20.06μg/m³
PM10
26.55ppb
O3
4.66ppb
SO2
2.20ppb
NO2
0.12ppm
CO
Liberty Lake, Washington
AQI 28
Good
5.01μg/m³
PM2.5
22.07μg/m³
PM10
30.09ppb
O3
4.63ppb
SO2
2.17ppb
NO2
0.12ppm
CO
How accurate is Washington, USA air quality data?
The air quality data for Washington, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Frequently asked questions
How frequently does the air quality data for Pullman, Washington get updated?
Air quality updates for Pullman, Washington are available every hour.
What time in the past 24 hours saw the poorest air quality in Pullman, Washington?
Pullman, Washington experienced its worst air quality at 01:00:00, 2025-06-06.
When was air quality in Pullman, Washington the best over the past 24 hours?
The best air quality in Pullman, Washington was observed at 06:00:00 on 2025-06-06.
What is the air quality in Pullman, Washington right now?
The air quality in Pullman, Washington right now is Good, with an AQI of 27.
What pollutant is most frequently found in Pullman, Washington?
In Pullman, Washington, O3 is the most frequently found pollutant.
What can I do if the air quality in Pullman, Washington is poor?
When air quality in Pullman, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
What is the PM2.5 concentration in Pullman, Washington right now?
Pullman, Washington currently has a PM2.5 concentration of 4.712 μg/m3.
What is the current level of PM10 in Pullman, Washington?
Pullman, Washington currently has a PM10 concentration of 21.053 μg/m3.
What is the current level of carbon monoxide (CO) in Pullman, Washington?
The current carbon monoxide (CO) level in Pullman, Washington is 0.117 ppm.
What is the current level of sulfur dioxide (SO2) in Pullman, Washington?
The current sulfur dioxide (SO2) concentration in Pullman, Washington is 4.112 ppb.
What is the current level of ozone (O3) in Pullman, Washington?
Pullman, Washington currently has an ozone (O3) concentration of 28.988 ppm.
What is the current level of nitrogen dioxide (NO2) in Pullman, Washington?
The current level of nitrogen dioxide (NO2) in Pullman, Washington is 2.063 ppb.
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