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)
30
Good
Pullman, Washington
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.21 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
5.03 μg/m³
0
55
155
255
425
605+
31.94 ppb
0
55
71
86
201
201+
4.42 ppb
0
36
76
186
605
1005+
6.96 ppb
0
54
101
361
1250
2050+
0.53 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Pullman, Washington
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AQI 32
Good
4.58μg/m³
PM2.5
20.04μg/m³
PM10
34.84ppb
O3
3.04ppb
SO2
8.95ppb
NO2
0.64ppm
CO
AQI 38
Good
6.67μg/m³
PM2.5
29.82μg/m³
PM10
32.67ppb
O3
3.00ppb
SO2
8.89ppb
NO2
0.63ppm
CO
AQI 24
Good
2.15μg/m³
PM2.5
6.58μg/m³
PM10
25.70ppb
O3
3.19ppb
SO2
9.77ppb
NO2
0.65ppm
CO
AQI 27
Good
2.37μg/m³
PM2.5
9.67μg/m³
PM10
28.79ppb
O3
3.24ppb
SO2
9.87ppb
NO2
0.69ppm
CO
AQI 31
Good
0.85μg/m³
PM2.5
3.58μg/m³
PM10
32.60ppb
O3
3.23ppb
SO2
9.72ppb
NO2
0.69ppm
CO
AQI 31
Good
0.64μg/m³
PM2.5
2.59μg/m³
PM10
33.67ppb
O3
3.21ppb
SO2
9.62ppb
NO2
0.68ppm
CO
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
Air quality updates for Pullman, Washington are available every hour.
Pullman, Washington experienced its worst air quality at 02:00:00, 2026-03-11.
The best air quality in Pullman, Washington was observed at 04:00:00 on 2026-03-10.
The air quality in Pullman, Washington right now is Good, with an AQI of 30.
In Pullman, Washington, O3 is the most frequently found pollutant.
When air quality in Pullman, Washington is compromised, staying indoors and wearing a mask can reduce health risks.
Pullman, Washington currently has a PM2.5 concentration of 1.206 μg/m3.
Pullman, Washington currently has a PM10 concentration of 5.028 μg/m3.
The current carbon monoxide (CO) level in Pullman, Washington is 0.53 ppm.
The current sulfur dioxide (SO2) concentration in Pullman, Washington is 4.423 ppb.
Pullman, Washington currently has an ozone (O3) concentration of 31.939 ppm.
The current level of nitrogen dioxide (NO2) in Pullman, Washington is 6.961 ppb.
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