Stay updated with real-time air quality in Oregon, USA 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)
26
Good
Oregon, USA
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.95 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.58 μg/m³
0
55
155
255
425
605+
28.25 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
10.06 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Oregon, USA
Oregon, USA
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| City | AQI | PM2.5 | PM10 | O3 | SO2 | NO2 | CO |
|---|---|---|---|---|---|---|---|
AQI 28
Good
2.66μg/m³
PM2.5
11.59μg/m³
PM10
30.14ppb
O3
0.28ppb
SO2
10.78ppb
NO2
0.21ppm
CO
AQI 28
Good
2.69μg/m³
PM2.5
11.84μg/m³
PM10
29.65ppb
O3
2.08ppb
SO2
8.30ppb
NO2
0.41ppm
CO
AQI 49
Good
8.87μg/m³
PM2.5
34.29μg/m³
PM10
12.20ppb
O3
1.48ppb
SO2
21.01ppb
NO2
0.83ppm
CO
AQI 52
Moderate
10.02μg/m³
PM2.5
34.91μg/m³
PM10
11.51ppb
O3
0.86ppb
SO2
17.67ppb
NO2
0.65ppm
CO
AQI 23
Good
4.26μg/m³
PM2.5
16.17μg/m³
PM10
12.88ppb
O3
0.86ppb
SO2
24.14ppb
NO2
0.56ppm
CO
AQI 31
Good
4.09μg/m³
PM2.5
17.45μg/m³
PM10
32.51ppb
O3
2.03ppb
SO2
3.87ppb
NO2
0.41ppm
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 Oregon, USA are available every hour.
Oregon, USA experienced its worst air quality at 03:00:00, 2025-12-09.
The best air quality in Oregon, USA was observed at 08:00:00 on 2025-12-08.
The air quality in Oregon, USA right now is Good, with an AQI of 28.
In Oregon, USA, O3 is the most frequently found pollutant.
When air quality in Oregon, USA is compromised, staying indoors and wearing a mask can reduce health risks.
Oregon, USA currently has a PM2.5 concentration of 3.02 μg/m3.
Oregon, USA currently has a PM10 concentration of 12.905 μg/m3.
The current carbon monoxide (CO) level in Oregon, USA is 0.145 ppm.
The current sulfur dioxide (SO2) concentration in Oregon, USA is 0.325 ppb.
Oregon, USA currently has an ozone (O3) concentration of 29.707 ppm.
The current level of nitrogen dioxide (NO2) in Oregon, USA is 9.811 ppb.
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