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)
44
Good
Oregon, USA
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.02 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
33.95 μg/m³
0
55
155
255
425
605+
21.58 ppb
0
55
71
86
201
201+
0.33 ppb
0
36
76
186
605
1005+
7.43 ppb
0
54
101
361
1250
2050+
0.21 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 23
Good
4.25μg/m³
PM2.5
18.19μg/m³
PM10
25.39ppb
O3
0.50ppb
SO2
8.42ppb
NO2
0.23ppm
CO
AQI 27
Good
5.40μg/m³
PM2.5
19.44μg/m³
PM10
29.12ppb
O3
3.48ppb
SO2
4.58ppb
NO2
0.45ppm
CO
AQI 62
Moderate
15.12μg/m³
PM2.5
40.44μg/m³
PM10
13.56ppb
O3
1.23ppb
SO2
19.14ppb
NO2
0.87ppm
CO
AQI 66
Moderate
16.84μg/m³
PM2.5
54.56μg/m³
PM10
13.16ppb
O3
0.59ppb
SO2
17.31ppb
NO2
0.73ppm
CO
AQI 33
Good
5.84μg/m³
PM2.5
20.31μg/m³
PM10
17.55ppb
O3
0.99ppb
SO2
18.85ppb
NO2
0.74ppm
CO
AQI 29
Good
3.60μg/m³
PM2.5
15.86μg/m³
PM10
31.10ppb
O3
3.17ppb
SO2
1.95ppb
NO2
0.32ppm
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 06:00:00, 2025-12-07.
The best air quality in Oregon, USA was observed at 04:00:00 on 2025-12-07.
The air quality in Oregon, USA right now is Good, with an AQI of 44.
In Oregon, USA, PM2.5 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 8.177 μg/m3.
Oregon, USA currently has a PM10 concentration of 35.324 μg/m3.
The current carbon monoxide (CO) level in Oregon, USA is 0.244 ppm.
The current sulfur dioxide (SO2) concentration in Oregon, USA is 0.436 ppb.
Oregon, USA currently has an ozone (O3) concentration of 21.542 ppm.
The current level of nitrogen dioxide (NO2) in Oregon, USA is 9.081 ppb.
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