Stay updated with real-time air quality in Eugene, Oregon 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)
33
Good
Eugene, Oregon
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.39 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.73 μg/m³
0
55
155
255
425
605+
17.46 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
10.49 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Eugene, Oregon
Eugene, Oregon
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AQI 31
Good
1.30μg/m³
PM2.5
5.01μg/m³
PM10
32.99ppb
O3
0.24ppb
SO2
6.94ppb
NO2
0.16ppm
CO
AQI 31
Good
1.03μg/m³
PM2.5
4.44μg/m³
PM10
33.20ppb
O3
0.24ppb
SO2
6.94ppb
NO2
0.16ppm
CO
AQI 31
Good
2.00μg/m³
PM2.5
8.00μg/m³
PM10
33.56ppb
O3
0.24ppb
SO2
6.94ppb
NO2
0.16ppm
CO
AQI 31
Good
4.00μg/m³
PM2.5
18.00μg/m³
PM10
33.58ppb
O3
0.24ppb
SO2
6.94ppb
NO2
0.16ppm
CO
AQI 31
Good
2.73μg/m³
PM2.5
15.30μg/m³
PM10
33.91ppb
O3
0.24ppb
SO2
6.94ppb
NO2
0.16ppm
CO
AQI 31
Good
2.58μg/m³
PM2.5
10.39μg/m³
PM10
33.36ppb
O3
0.24ppb
SO2
6.94ppb
NO2
0.16ppm
CO
The air quality data for Oregon, 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 Eugene, Oregon are available every hour.
Eugene, Oregon experienced its worst air quality at 12:00:00, 2025-10-25.
The best air quality in Eugene, Oregon was observed at 01:00:00 on 2025-10-25.
The air quality in Eugene, Oregon right now is Good, with an AQI of 31.
In Eugene, Oregon, O3 is the most frequently found pollutant.
When air quality in Eugene, Oregon is compromised, staying indoors and wearing a mask can reduce health risks.
Eugene, Oregon currently has a PM2.5 concentration of 1.573 μg/m3.
Eugene, Oregon currently has a PM10 concentration of 6.566 μg/m3.
The current carbon monoxide (CO) level in Eugene, Oregon is 0.158 ppm.
The current sulfur dioxide (SO2) concentration in Eugene, Oregon is 0.24 ppb.
Eugene, Oregon currently has an ozone (O3) concentration of 34.142 ppm.
The current level of nitrogen dioxide (NO2) in Eugene, Oregon is 6.942 ppb.
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