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)
54
Moderate
Oregon, USA
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.12 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
40.58 μg/m³
0
55
155
255
425
605+
21.48 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
3.88 ppb
0
54
101
361
1250
2050+
0.17 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 33
Good
6.02μg/m³
PM2.5
26.88μg/m³
PM10
25.97ppb
O3
0.64ppb
SO2
3.97ppb
NO2
0.14ppm
CO
AQI 82
Moderate
26.45μg/m³
PM2.5
96.52μg/m³
PM10
41.91ppb
O3
1.41ppb
SO2
4.07ppb
NO2
0.23ppm
CO
AQI 40
Good
5.50μg/m³
PM2.5
27.68μg/m³
PM10
43.15ppb
O3
0.63ppb
SO2
6.40ppb
NO2
0.18ppm
CO
AQI 44
Good
8.12μg/m³
PM2.5
38.27μg/m³
PM10
35.60ppb
O3
0.66ppb
SO2
6.77ppb
NO2
0.29ppm
CO
AQI 49
Good
7.30μg/m³
PM2.5
29.19μg/m³
PM10
52.99ppb
O3
0.45ppb
SO2
3.91ppb
NO2
0.19ppm
CO
AQI 64
Moderate
16.08μg/m³
PM2.5
56.79μg/m³
PM10
35.88ppb
O3
1.51ppb
SO2
2.70ppb
NO2
0.25ppm
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 01:00:00, 2026-07-23.
The best air quality in Oregon, USA was observed at 08:00:00 on 2026-07-23.
The air quality in Oregon, USA right now is Moderate, with an AQI of 54.
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 11.117 μg/m3.
Oregon, USA currently has a PM10 concentration of 40.577 μg/m3.
The current carbon monoxide (CO) level in Oregon, USA is 0.169 ppm.
The current sulfur dioxide (SO2) concentration in Oregon, USA is 0.555 ppb.
Oregon, USA currently has an ozone (O3) concentration of 21.484 ppm.
The current level of nitrogen dioxide (NO2) in Oregon, USA is 3.882 ppb.
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