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)
18
Good
Cornelius, Oregon
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
2.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.88 μg/m³
0
55
155
255
425
605+
19.34 ppb
0
55
71
86
201
201+
0.22 ppb
0
36
76
186
605
1005+
2.80 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Cornelius, Oregon
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AQI 20
Good
2.67μg/m³
PM2.5
11.31μg/m³
PM10
22.31ppb
O3
0.30ppb
SO2
2.03ppb
NO2
0.10ppm
CO
AQI 22
Good
3.62μg/m³
PM2.5
15.66μg/m³
PM10
23.05ppb
O3
0.30ppb
SO2
2.38ppb
NO2
0.10ppm
CO
AQI 22
Good
4.04μg/m³
PM2.5
18.04μg/m³
PM10
20.77ppb
O3
0.30ppb
SO2
2.46ppb
NO2
0.10ppm
CO
AQI 22
Good
3.82μg/m³
PM2.5
16.99μg/m³
PM10
21.43ppb
O3
0.29ppb
SO2
2.46ppb
NO2
0.10ppm
CO
AQI 22
Good
4.04μg/m³
PM2.5
18.11μg/m³
PM10
20.31ppb
O3
0.30ppb
SO2
2.49ppb
NO2
0.10ppm
CO
AQI 22
Good
3.72μg/m³
PM2.5
16.68μg/m³
PM10
21.34ppb
O3
0.29ppb
SO2
2.46ppb
NO2
0.10ppm
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 01:00:00, 2025-07-22.
The best air quality in Cornelius, Oregon was observed at 04:00:00 on 2025-07-21.
The air quality in Cornelius, Oregon right now is Good, with an AQI of 20.
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 3.456 μg/m3.
Cornelius, Oregon currently has a PM10 concentration of 15.037 μg/m3.
The current carbon monoxide (CO) level in Cornelius, Oregon is 0.1 ppm.
The current sulfur dioxide (SO2) concentration in Cornelius, Oregon is 0.282 ppb.
Cornelius, Oregon currently has an ozone (O3) concentration of 22.377 ppm.
The current level of nitrogen dioxide (NO2) in Cornelius, Oregon is 2.59 ppb.
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