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

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.61 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.01 μg/m³
0
55
155
255
425
605+
27.89 ppb
0
55
71
86
201
201+
0.14 ppb
0
36
76
186
605
1005+
7.76 ppb
0
54
101
361
1250
2050+
0.16 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Cornelius, Oregon
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AQI 26
Good
2.60μg/m³
PM2.5
10.99μg/m³
PM10
28.03ppb
O3
0.14ppb
SO2
7.62ppb
NO2
0.16ppm
CO
AQI 27
Good
2.89μg/m³
PM2.5
10.59μg/m³
PM10
29.18ppb
O3
0.14ppb
SO2
8.63ppb
NO2
0.16ppm
CO
AQI 24
Good
2.96μg/m³
PM2.5
12.09μg/m³
PM10
25.51ppb
O3
0.14ppb
SO2
8.26ppb
NO2
0.17ppm
CO
AQI 25
Good
2.77μg/m³
PM2.5
11.65μg/m³
PM10
26.70ppb
O3
0.14ppb
SO2
8.13ppb
NO2
0.16ppm
CO
AQI 23
Good
2.99μg/m³
PM2.5
12.09μg/m³
PM10
25.20ppb
O3
0.14ppb
SO2
8.25ppb
NO2
0.17ppm
CO
AQI 26
Good
2.61μg/m³
PM2.5
11.11μg/m³
PM10
27.66ppb
O3
0.14ppb
SO2
7.99ppb
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 Cornelius, Oregon are available every hour.
Cornelius, Oregon experienced its worst air quality at 04:00:00, 2026-03-09.
The best air quality in Cornelius, Oregon was observed at 06:00:00 on 2026-03-09.
The air quality in Cornelius, Oregon right now is Good, with an AQI of 26.
In Cornelius, Oregon, O3 is the most frequently found pollutant.
When air quality in Cornelius, Oregon is compromised, staying indoors and wearing a mask can reduce health risks.
Cornelius, Oregon currently has a PM2.5 concentration of 2.607 μg/m3.
Cornelius, Oregon currently has a PM10 concentration of 11.005 μg/m3.
The current carbon monoxide (CO) level in Cornelius, Oregon is 0.162 ppm.
The current sulfur dioxide (SO2) concentration in Cornelius, Oregon is 0.14 ppb.
Cornelius, Oregon currently has an ozone (O3) concentration of 27.895 ppm.
The current level of nitrogen dioxide (NO2) in Cornelius, Oregon is 7.762 ppb.
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